2P/Encke
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 22.03, 19.6, 0.17' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    20.10, 19.8, 0.17' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    17.08, 20.0, 0.17' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    15.91, 19.7, 0.3' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD);
    15.23, 19.3, -- (J. Maikner, Comet Hunter Observatory2, New Ringgold, 0.3-m Hyperboloid astro-camera + CCD);
    09.46, 19.1, 0.23' (M. Olason, Tucson Arizona, 0.091-m Refractor + CCD);


10P/Tempel
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
sep 01.59, 7.9, 8' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD);
aug 31.41, 7.3, 13' (C. Wyatt, 0.05-m Refractor);
    31.26, 8.3, 10' (M. Olason, Tucson Arizona, 0.03-m Refractor + CCD);
    30.98, 8.1, 8' (M. Goiato, 20x100 Binoculars);
    30.55, 8.6, 9' (A. Pearce, Nedlands, Perth, W. Australia, 0.05-m Refractor + CCD);
    30.55, 8.4, 7' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD);
    28.17, 8.2, 8' (M. Goiato, 0.22-m Newtonian);
    25.57, 8.3, 5.1' (T. Yusa, 0.05-m Refractor + CCD);
    25.30, 8.0, 12' (M. Olason, Tucson Arizona, 0.03-m Refractor + CCD);
    24.70, 9.6, 2.7' (K. Harikae, 0.15-m Newtonian + CCD);
    24.64, 8.2, 8' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD);
    24.63, 9.2, 3.4' (Y. Nagai, 0.05-m Refractor + CCD);
    24.60, 8.2, 5.6' (T. Yusa, 0.05-m Refractor + CCD);
    23.35, 8.4, 8.2' (D. Swan, U94, 0.51-m Cassegrain reflector + CCD);
    22.60, 8.0, 10.4' (T. Yusa, 0.05-m Refractor + CCD);
    22.58, 9.2, 5' (Y. Nagai, 0.05-m Refractor + CCD);
    22.57, 8.4, 6' (S. Yoshida, 0.4-m Newtonian);
    22.56, 8.6, 6' (Y. Nagai, 20x100 Binoculars);
    22.09, 7.6, 9' (S. Getliffe, 0.09-m Refractor; 0.18° tail in p.a. 65 deg);
    22.08, 12.0, 2.9' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    22.05, 7.3, 12.6' (P. Carson, PGC, Fregenal de la Sierra, 0.315-m Cassegrain reflector + CCD);
    21.98, 8.7, 3' (J. de Souza Aguiar, 0.27-m Newtonian);
    21.64, 8.6, 9' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD);
    21.55, 8.2, 11' (A. Pearce, Nedlands, Perth, W. Australia, 0.05-m Refractor + CCD);
    21.30, 8.2, 12' (M. Olason, Tucson Arizona, 0.03-m Refractor + CCD);
    20.98, 7.6, 26' (R. Ramlow, L81, 0.106-m Refractor + CCD; 33' tail in p.a. 306 deg);
    20.62, 8.9, 4' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD);
    20.61, 8.8, 6' (A. Pearce, Nedlands, Perth, W. Australia, 0.05-m Refractor + CCD);
    19.99, 8.7, 3' (J. de Souza Aguiar, 0.27-m Newtonian);
    19.73, 8.0, 7' (O. Miyazaki, 18x50 Binoculars);
    19.65, 8.6, 8' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD);
    19.61, 8.2, 10' (A. Pearce, Nedlands, Perth, W. Australia, 0.05-m Refractor + CCD);
    19.25, 7.6, 8' (C. Hergenrother, Tanque Verde, Tucson, Arizona, 10x50 Binoculars);
    19.05, 10.2, 0.7' (R. Arnold, ASERO, Valdin, 0.303-m Newtonian + CCD);
    19.02, 8.1, 9' (V. Díaz, 20x80 Binoculars);
    18.98, 8.7, 3' (J. de Souza Aguiar, 0.27-m Newtonian);
    18.73, 8.3, 10' (O. Miyazaki, 18x50 Binoculars);
    18.67, 9.0, 3.6' (Y. Nagai, 0.05-m Refractor + CCD);
    18.67, 7.9, 5.5' (S. Yoshida, 0.4-m Newtonian);
    18.05, 9.7, 1.2' (R. Arnold, ASERO, Valdin, 0.303-m Newtonian + CCD);
    17.98, 8.6, 3' (J. de Souza Aguiar, 25x100 Binoculars);
    17.24, 8.3, 14' (M. Olason, Tucson Arizona, 0.091-m Refractor + CCD; 17' tail in p.a. 318 deg);
    17.09, 11.7, 2.9' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    17.06, 8.9, 2.9' (R. Arnold, ASERO, Valdin, 0.303-m Newtonian + CCD);
    16.99, 9.1, 2.4' (W. Souza, 0.05-m Refractor + CCD);
    16.98, 8.6, 3' (J. de Souza Aguiar, 25x100 Binoculars);
    16.71, 8.2, 11' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD);
    16.64, 9.1, 3.8' (Y. Nagai, 0.05-m Refractor + CCD);
    16.61, 8.1, 12' (A. Pearce, Nedlands, Perth, W. Australia, 0.05-m Refractor + CCD);
    16.27, 8.2, 13' (M. Olason, Tucson Arizona, 0.03-m Refractor + CCD);
    16.08, 9.9, 1.3' (P. Carson, PGC, Fregenal de la Sierra, 0.315-m Cassegrain reflector + CCD);
    15.99, 7.5, 27' (R. Ramlow, L81, 0.106-m Refractor + CCD; 45' tail in p.a. 316 deg);
    15.61, 8.0, 12' (A. Pearce, Nedlands, Perth, W. Australia, 0.05-m Refractor + CCD);
    15.58, 8.1, 6' (T. Yusa, 0.05-m Refractor + CCD);
    15.57, 8.6, 8' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD);
    15.56, 7.6, 15' (C. Wyatt, 10x50 Binoculars);
    15.06, 8.9, 2' (R. Arnold, ASERO, Valdin, 0.303-m Newtonian + CCD);
    14.98, 8.5, 10.5' (J. Koukal, Vrchtepla, 0.13-m Newtonian + CCD; 7.3' tail in p.a. 319 deg);
    14.61, 8.1, 12' (A. Pearce, Nedlands, Perth, W. Australia, 0.05-m Refractor + CCD);
    14.06, 8.5, 1.6' (R. Arnold, ASERO, Valdin, 0.303-m Newtonian + CCD);
    13.97, 9.4, 4' (C. Harder, Jeersdorf f, 0.531-m Newtonian);
    13.97, 7.3, 16' (K. Alburaidi, Al-Qassim, Al-Bukayriyah, 10x50 Binoculars);
    13.90, 7.6, 11' (K. Alburaidi, Al-Qassim, Al-Bukayriyah, 20x80 Binoculars);
    13.70, 8.2, 11' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD);
    13.61, 7.9, 15' (A. Pearce, Nedlands, Perth, W. Australia, 0.05-m Refractor + CCD);
    13.06, 9.3, 2.2' (R. Arnold, ASERO, Valdin, 0.303-m Newtonian + CCD);
    13.06, 7.7, 8' (A. Scholten, Spain, Castilla y Leon, Nat.Park Babia y Luna, 15x80 Binoculars);
    13.04, 12.0, 1.8' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    12.99, 8.6, 8' (G. Scheerle, 0.235-m Schmidt-Cassegrain);
    12.97, 8.6, 3' (J. de Souza Aguiar, 25x100 Binoculars);
    12.90, 7.5, 24' (R. Ramlow, L81, 0.106-m Refractor + CCD; 27' tail in p.a. 285 deg);
    12.62, 7.9, 14' (A. Pearce, Nedlands, Perth, W. Australia, 0.05-m Refractor + CCD);
    12.60, 8.5, 8' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD);
    12.11, 7.6, 6.4' (N. Paul, Canary Islands (MPC G40), 0.5-m Cassegrain reflector + CCD);
    12.08, 8.8, 3.1' (R. Arnold, ASERO, Valdin, 0.303-m Newtonian + CCD);
    11.98, 8.0, 10' (J. Cerny, 25x100 Binoculars);
    11.92, 8.3, 8' (K. Alburaidi, Al-Bukayriyah, Al-Qassim, 20x80 Binoculars);
    11.81, 7.3, 34' (T. Lehmann, Hakos (remote), 0.106-m Refractor + CCD; 2° tail in p.a. 259 deg);
    11.67, 8.5, 9' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD);
    11.65, 7.5, 19.2' (K. Yoshimoto, 0.065-m Camera lens + CCD);
    11.62, 8.1, 12' (A. Pearce, Nedlands, Perth, W. Australia, 0.05-m Refractor + CCD);
    11.41, 7.5, 15' (C. Wyatt, 0.05-m Refractor);
    11.08, 8.2, 3.5' (R. Arnold, ASERO, Valdin, 0.303-m Newtonian + CCD);
    11.08, 9.9, 0.9' (P. Carson, PGC, Fregenal de la Sierra, 0.315-m Cassegrain reflector + CCD);
    10.97, 8.5, 3' (J. de Souza Aguiar, 25x100 Binoculars);
    10.84, 7.2, 34' (T. Lehmann, Hakos (remote), 0.106-m Refractor + CCD; 2° tail in p.a. 259 deg);
    10.77, 8.2, 10' (A. Pearce, Nedlands, Perth, W. Australia, 0.05-m Refractor + CCD);
    10.54, 7.6, 15' (M. Mattiazzo, Tyntynder, Victoria, 8x40 Binoculars);
    10.11, 7.9, 6' (C. Labordena, La Serra de Engarcera, 11x80 Binoculars);
    10.08, 10.0, 1.2' (R. Arnold, ASERO, Valdin, 0.303-m Newtonian + CCD);
    10.03, 7.6, 6.9' (N. Paul, Canary Islands (MPC G40), 0.5-m Cassegrain reflector + CCD);
    09.98, 8.5, 4' (J. de Souza Aguiar, 25x100 Binoculars);
    09.93, 8.4, 12.3' (J. Koukal, Valasske Mezirici, 0.25-m Newtonian + CCD; 25.8' tail in p.a. 306 deg);
    09.93, 8.2, 10.9' (J. Koukal, Valasske Mezirici, 0.25-m Newtonian + CCD);
    09.86, 7.2, 33' (T. Lehmann, Hakos (remote), 0.106-m Refractor + CCD; 2° tail in p.a. 259 deg);
    09.45, 8.0, 13' (M. Olason, Tucson Arizona, 0.03-m Refractor + CCD);
    09.34, 7.5, 7.4' (D. Bartlett, June Lake Overlook (MPC U66), 0.28-m Schmidt-Cassegrain + CCD; 72.8' tail in p.a. 304 deg);
    09.11, 9.6, 1.9' (R. Arnold, ASERO, Valdin, 0.303-m Newtonian + CCD);
    09.09, 7.2, 31' (T. Lehmann, Hakos (remote), 0.106-m Refractor + CCD; 2° tail in p.a. 259 deg);
    08.98, 7.7, 29' (S. Fritsche, Koeditz, 0.279-m Newtonian + CCD);
    08.96, 7.2, 31' (T. Lehmann, Hakos (remote), 0.106-m Refractor + CCD; 2° tail in p.a. 259 deg);
    08.84, 7.2, 33' (T. Lehmann, Hakos (remote), 0.106-m Refractor + CCD; 2° tail in p.a. 259 deg);
    08.79, 7.5, 20' (R. Ramlow, L81, 0.106-m Refractor + CCD; 46' tail in p.a. 288 deg);
    08.67, 9.1, 4.4' (Y. Nagai, 0.05-m Refractor + CCD);
    08.34, 7.8, 8.3' (D. Bartlett, June Lake Overlook (MPC U66), 0.28-m Schmidt-Cassegrain + CCD; 26.1' tail in p.a. 287 deg);
    08.07, 7.6, 5' (V. Gonano, Udine, Italy, 20x80 Binoculars);
    08.04, 7.2, 36' (T. Lehmann, Hakos (remote), 0.106-m Refractor + CCD; 2° tail in p.a. 259 deg);
    08.03, 7.4, 10' (V. Díaz, La Romana, Alicante, Spain, 20x80 Binoculars);
    08.00, 9.7, 2.5' (J. Warell, Lindby, 40x100 Binoculars);
    07.90, 7.2, 34' (T. Lehmann, Hakos (remote), 0.106-m Refractor + CCD; 2° tail in p.a. 259 deg);
    07.81, 7.2, 33' (T. Lehmann, Hakos (remote), 0.106-m Refractor + CCD; 2° tail in p.a. 259 deg);
    07.59, 9.0, 4.3' (Y. Nagai, 0.05-m Refractor + CCD);
    07.54, 7.7, 16' (M. Mattiazzo, Tyntynder, Victoria, 8x40 Binoculars);
    07.35, 7.9, 13' (M. Olason, Tucson Arizona, 0.03-m Refractor + CCD);
    07.09, 6.7, 9.5' (S. Getliffe, 0.09-m Refractor);
    07.09, 7.3, 14.1' (P. Carson, PGC, Fregenal de la Sierra, 0.315-m Cassegrain reflector + CCD);
    07.03, 8.8, 9.5' (P. Dekelver, 0.3-m Newtonian + CCD);
    07.02, 7.8, 2' (V. Gonano, Udine, Italy, 20x80 Binoculars);
    07.01, 7.4, 30' (T. Lehmann, Weimar, 0.279-m Newtonian + CCD; 2° tail in p.a. 260 deg);
    07.00, 7.2, 35' (T. Lehmann, Hakos (remote), 0.106-m Refractor + CCD; 2° tail in p.a. 259 deg);
    06.99, 11.8, 0.47' (S. Shurpakov, 0.41-m Newtonian + CCD);
    06.98, 7.3, 31' (S. Fritsche, Koeditz, 0.279-m Newtonian + CCD);
    06.97, 8.5, 4' (J. de Souza Aguiar, 25x100 Binoculars);
    06.81, 7.3, 32' (T. Lehmann, Hakos (remote), 0.106-m Refractor + CCD; 2° tail in p.a. 259 deg);
    06.69, 9.0, 4.3' (Y. Nagai, 0.05-m Refractor + CCD);
    06.05, 9.8, 1.4' (T. Sciezor, Cracow, 0.05-m Camera lens + CCD; 0.6' tail in p.a. 326 deg);
    05.96, 7.8, 10' (V. Gonano, Udine, Italy, 20x80 Binoculars);
    05.94, 6.9, 15' (J. Gonzalez Suarez, 10x50 Binoculars);
    05.67, 7.9, 7.2' (T. Yusa, 0.05-m Refractor + CCD);
    05.62, 7.8, 14' (A. Pearce, Nedlands, Perth, W. Australia, 0.05-m Refractor + CCD);
    05.54, 8.4, 11.5' (O. Miyazaki, 18x50 Binoculars);
    05.43, 7.4, 15' (C. Wyatt, 0.05-m Refractor);
    05.27, 7.7, 16' (R. Ramlow, U94, 0.106-m Refractor + CCD);
    05.05, 9.5, 1.6' (T. Sciezor, Cracow, 0.05-m Camera lens + CCD; 1.1' tail in p.a. 317 deg);
    04.56, 8.3, 5.8' (T. Yusa, 0.05-m Refractor + CCD);


11P/Tempel-Swift-LINEAR
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 19.99, 19.8, 0.17' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    17.10, 20.1, 0.17' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    15.90, 20.2, 0.3' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD);
    15.07, 20.2, 0.17' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    11.04, 19.9, 0.4' (P. Carson, PGC, Fregenal de la Sierra, 0.315-m Cassegrain reflector + CCD);
    10.20, , -- (J. Maikner, Comet Hunter Observatory2, New Ringgold, 0.3-m Hyperboloid astro-camera + CCD);


29P/Schwassmann-Wachmann
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 21.46, 14.2, 0.8' (A. Pearce, Nedlands, Perth, W. Australia, 0.05-m Refractor + CCD);
    13.46, 14.5, 0.7' (A. Pearce, Nedlands, Perth, W. Australia, 0.05-m Refractor + CCD);
    11.46, 14.3, 0.7' (A. Pearce, Nedlands, Perth, W. Australia, 0.05-m Refractor + CCD);
    05.47, 13.8, 1' (A. Pearce, Nedlands, Perth, W. Australia, 0.05-m Refractor + CCD);


31P/Schwassmann-Wachmann
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 18.14, 20.1, 0.17' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    15.21, 20.6, 0.17' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);


47P/Ashbrook-Jackson
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 18.16, 20.7, 0.17' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);


65P/Gunn
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 24.67, 18.5, 0.3' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD);
    21.76, 18.0, 0.3' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD);
    20.75, 17.3, 0.4' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD);
    19.76, 18.3, 0.3' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD);
    18.05, 19.6, 0.17' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    17.11, 19.7, 0.17' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    16.71, 18.7, 0.4' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD);
    15.94, 18.6, 0.8' (T. Csorgei, 0.28-m Schmidt-Cassegrain + CCD);
    14.70, 18.6, 0.3' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD);
    13.71, 18.8, 0.3' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD);
    12.67, 18.7, 0.3' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD);
    11.71, 18.8, 0.3' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD);


78P/Gehrels
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 25.47, 14.2, 0.7' (M. Mattiazzo, 0.5-m Schmidt reflector + CCD; 1.7' tail in p.a. 266 deg);
    25.46, 14.2, 0.7' (M. Olason, Tucson Arizona, 0.05-m Refractor + CCD; 1' tail in p.a. 271 deg);
    24.78, 14.1, 0.5' (Y. Nagai, 0.05-m Refractor + CCD);
    24.10, 14.5, 0.7' (P. Dekelver, 0.3-m Newtonian + CCD; 1.4' tail in p.a. 266 deg);
    23.22, 15.0, 0.45' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    23.10, 13.2, 3' (S. Fritsche, Koeditz, 0.279-m Newtonian + CCD; 0.09° tail in p.a. 271 deg);
    23.06, 15.1, 0.45' (P. Dekelver, 0.3-m Newtonian + CCD; 3.8' tail in p.a. 271 deg);
    21.08, 15.0, 0.5' (P. Dekelver, 0.3-m Newtonian + CCD; 1.1' tail in p.a. 272 deg);
    20.21, 14.9, 0.5' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    19.21, 15.0, 0.6' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    17.49, 14.1, 0.7' (M. Olason, Tucson Arizona, 0.091-m Refractor + CCD; 2' tail in p.a. 270 deg);
    16.16, 14.2, 0.6' (P. Carson, PGC, Fregenal de la Sierra, 0.315-m Cassegrain reflector + CCD);
    13.11, 15.1, 0.37' (P. Dekelver, 0.3-m Newtonian + CCD; 1.4' tail in p.a. 268 deg);
    12.09, 14.9, 0.5' (P. Dekelver, 0.3-m Newtonian + CCD; 1.2' tail in p.a. 270 deg);
    11.08, 15.3, 0.45' (P. Dekelver, 0.3-m Newtonian + CCD; 1.2' tail in p.a. 270 deg);
    11.06, 14.7, 0.7' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 0.8' tail in p.a. 267 deg);
    11.06, 15.8, 0.5' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 0.4' tail in p.a. 268 deg);
    11.05, 14.7, 0.8' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 1.3' tail in p.a. 264 deg);
    10.10, 14.9, 0.6' (P. Dekelver, 0.3-m Newtonian + CCD; 0.9' tail in p.a. 263 deg);
    09.48, 13.7, 0.6' (M. Olason, Tucson Arizona, 0.091-m Refractor + CCD; 4' tail in p.a. 266 deg);
    08.46, 13.3, 1.3' (R. Ramlow, U94, 0.106-m Refractor + CCD; 1.7' tail in p.a. 256 deg);
    07.09, 14.6, 0.6' (P. Dekelver, 0.3-m Newtonian + CCD; 1.9' tail in p.a. 266 deg);
    07.03, 15.4, 0.41' (S. Shurpakov, 0.41-m Newtonian + CCD);
    06.77, 14.3, 0.6' (Y. Nagai, 0.05-m Refractor + CCD);


84P/Giclas
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 28.52, 17.0, 0.3' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD);
    22.93, 17.4, 0.3' (P. Dekelver, 0.3-m Newtonian + CCD);
    21.70, 16.7, 0.5' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD);
    20.94, 17.7, 0.22' (P. Dekelver, 0.3-m Newtonian + CCD);
    20.68, 17.1, 0.4' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD);
    19.73, 17.3, 0.4' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD);
    17.25, 17.1, 0.35' (M. Olason, Tucson Arizona, 0.091-m Refractor + CCD);
    16.68, 17.3, 0.4' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD);
    15.56, 17.2, 0.35' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD);
    14.94, 17.2, 0.22' (P. Dekelver, 0.3-m Newtonian + CCD);
    14.55, 17.3, 0.4' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD);
    13.95, 17.5, 0.3' (P. Dekelver, 0.3-m Newtonian + CCD);
    13.53, 17.2, 0.4' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD);
    11.94, 17.7, 0.22' (P. Dekelver, 0.3-m Newtonian + CCD);
    08.99, 17.4, 0.3' (P. Dekelver, 0.3-m Newtonian + CCD);
    08.04, 17.3, 0.37' (P. Dekelver, 0.3-m Newtonian + CCD);
    06.99, 17.2, 0.3' (P. Dekelver, 0.3-m Newtonian + CCD);
    05.91, 17.4, 0.3' (P. Dekelver, 0.3-m Newtonian + CCD);


88P/Howell
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 29.06, 14.5, 1.1' (P. Dekelver, 0.3-m Newtonian + CCD; 7.6' tail in p.a. 258 deg);
    26.09, 16.0, 0.34' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    25.97, 14.6, 1' (P. Dekelver, 0.3-m Newtonian + CCD; 2.1' tail in p.a. 265 deg);
    25.77, 14.0, 1.2' (O. Miyazaki, 0.32-m Newtonian);
    25.50, 13.9, 1.3' (M. Olason, Tucson Arizona, 0.05-m Refractor + CCD);
    25.45, 13.6, 2' (M. Mattiazzo, 0.5-m Schmidt reflector + CCD; 11.4' tail in p.a. 251 deg);
    25.19, 14.2, 1.2' (T. Yusa, 0.05-m Refractor + CCD; 2' tail in p.a. 256 deg);
    25.11, 14.5, 0.9' (H. Meyerdierks, Osterholz-Scharmbeck, 0.2-m Schmidt-Cassegrain + CCD; 1' tail in p.a. 264 deg);
    24.78, 13.9, 1.3' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD; 2.7' tail in p.a. 249 deg);
    24.75, 14.2, 0.6' (Y. Nagai, 0.05-m Refractor + CCD);
    24.72, 13.6, 1.1' (K. Harikae, 0.15-m Newtonian + CCD);
    24.68, 14.3, 0.8' (T. Yusa, 0.05-m Refractor + CCD);
    24.33, 13.7, 1' (J. de Souza Aguiar, 0.27-m Newtonian);
    23.97, 14.6, 1.1' (P. Dekelver, 0.3-m Newtonian + CCD; 16.2' tail in p.a. 252 deg);
    23.33, 13.6, 1' (J. de Souza Aguiar, 0.27-m Newtonian);
    23.06, 12.0, 7.3' (S. Fritsche, Koeditz, 0.279-m Newtonian + CCD; 0.14° tail in p.a. 252 deg);
    23.00, 13.8, 1.9' (P. Dekelver, 0.3-m Newtonian + CCD; 6.4' tail in p.a. 255 deg);
    22.33, 13.6, 1' (J. de Souza Aguiar, 0.27-m Newtonian);
    22.14, 15.4, 0.7' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    22.03, 16.1, 0.37' (S. Shurpakov, 0.41-m Newtonian + CCD);
    21.79, 14.0, 0.8' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD; 2.4' tail in p.a. 249 deg);
    21.02, 14.3, 1.2' (P. Dekelver, 0.3-m Newtonian + CCD);
    20.82, 13.6, 1.5' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD; 2.2' tail in p.a. 251 deg);
    20.13, 15.5, 0.6' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    19.79, 13.8, 1.5' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD; 4.7' tail in p.a. 252 deg);
    19.76, 13.0, 0.8' (O. Miyazaki, 0.32-m Newtonian);
    19.72, 13.5, 1.3' (K. Harikae, 0.15-m Newtonian + CCD);
    19.33, 13.4, 1' (J. de Souza Aguiar, 0.27-m Newtonian);
    18.33, 13.4, 1' (J. de Souza Aguiar, 0.27-m Newtonian);
    18.11, 15.5, 0.6' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    17.38, 13.5, 1.7' (M. Olason, Tucson Arizona, 0.091-m Refractor + CCD; 6' tail in p.a. 248 deg);
    17.33, 13.3, 1' (J. de Souza Aguiar, 0.27-m Newtonian);
    16.84, 14.1, 1.2' (A. Pearce, Nedlands, Perth, W. Australia, 0.05-m Refractor + CCD);
    16.79, 13.9, 1.2' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD; 6.2' tail in p.a. 248 deg);
    16.67, 13.8, 0.9' (Y. Nagai, 0.05-m Refractor + CCD; 1.5' tail in p.a. 255 deg);
    16.33, 13.2, 1' (J. de Souza Aguiar, 0.27-m Newtonian);
    16.11, 15.5, 0.6' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    16.10, 12.9, 2.3' (P. Carson, PGC, Fregenal de la Sierra, 0.315-m Cassegrain reflector + CCD);
    16.00, 12.6, 4.8' (R. Ramlow, L81, 0.106-m Refractor + CCD; 11.6' tail in p.a. 249 deg);
    15.97, 14.4, 1.7' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 4.3' tail in p.a. 253 deg);
    15.84, 13.8, 1.2' (A. Pearce, Nedlands, Perth, W. Australia, 0.05-m Refractor + CCD; 1.2' tail in p.a. 243 deg);
    15.80, 13.9, 1.4' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD; 5.4' tail in p.a. 251 deg);
    15.70, 14.0, 0.8' (T. Yusa, 0.05-m Refractor + CCD);
    14.99, 14.2, 1.4' (J. Koukal, Vrchtepla, 0.13-m Newtonian + CCD; 6.4' tail in p.a. 259 deg);
    14.84, 14.0, 1.2' (A. Pearce, Nedlands, Perth, W. Australia, 0.05-m Refractor + CCD; 1.1' tail in p.a. 247 deg);
    14.80, 13.9, 1.2' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD; 5.1' tail in p.a. 250 deg);
    14.33, 13.2, 1' (J. de Souza Aguiar, 0.27-m Newtonian);
    14.09, 14.8, 0.8' (P. Dekelver, 0.3-m Newtonian + CCD; 4.7' tail in p.a. 256 deg);
    14.04, 13.8, 1' (C. Harder, Jeersdorf f, 0.531-m Newtonian);
    13.80, 13.7, 1.5' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD; 6.7' tail in p.a. 250 deg);
    13.33, 13.1, 1' (J. de Souza Aguiar, 0.27-m Newtonian);
    13.04, 12.7, 2.3' (M. Lošťák, Karlovy Vary, Czech Republic (MPC 247), 0.05-m Refractor + CCD);
    13.02, 13.9, 1.8' (P. Dekelver, 0.3-m Newtonian + CCD; 2.3' tail in p.a. 267 deg);
    12.84, 14.1, 1' (A. Pearce, Nedlands, Perth, W. Australia, 0.05-m Refractor + CCD; 1.1' tail in p.a. 255 deg);
    12.80, 13.9, 1.2' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD; 4.9' tail in p.a. 250 deg);
    12.33, 13.1, 1' (J. de Souza Aguiar, 0.27-m Newtonian);
    12.04, 16.1, 0.34' (S. Shurpakov, 0.41-m Newtonian + CCD);
    12.04, 13.0, 1.8' (C. Harder, Jeersdorf f, 0.35-m Newtonian);
    12.00, 13.8, 1.5' (P. Dekelver, 0.3-m Newtonian + CCD; 3.6' tail in p.a. 252 deg);
    11.80, 13.7, 1.5' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD; 4.6' tail in p.a. 249 deg);
    11.76, 12.4, 4' (M. Mattiazzo, Tyntynder, Victoria, 0.07-m Camera lens + CCD);
    11.13, 12.6, 3' (P. Carson, PGC, Fregenal de la Sierra, 0.315-m Cassegrain reflector + CCD);
    11.05, 13.5, 3.3' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 3.6' tail in p.a. 246 deg);
    11.05, 12.8, 4.2' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 5.4' tail in p.a. 252 deg);
    11.04, 13.1, 4.3' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 6' tail in p.a. 249 deg);
    11.02, 14.0, 1.3' (P. Dekelver, 0.3-m Newtonian + CCD; 1.9' tail in p.a. 257 deg);
    10.33, 12.9, 1' (J. de Souza Aguiar, 0.27-m Newtonian);
    10.01, 10.9, 8.5' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 3.2' tail in p.a. 244 deg);
    10.00, 11.8, 8.3' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 5.5' tail in p.a. 245 deg);
    10.00, 11.8, 9.3' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 8' tail in p.a. 248 deg);
    09.76, 12.7, 1.3' (O. Miyazaki, 0.32-m Newtonian);
    09.09, 11.8, 6.5' (S. Fritsche, Koeditz, 0.279-m Newtonian + CCD; 0.11° tail in p.a. 253 deg);
    09.08, 13.8, 1.5' (P. Dekelver, 0.3-m Newtonian + CCD; 5.6' tail in p.a. 252 deg);
    09.04, 13.1, 2.3' (M. Lošťák, Karlovy Vary, Czech Republic (MPC 247), 0.05-m Refractor + CCD);
    09.02, 13.4, 2' (M. Paradowski, Dabrowa, Poland, 0.034-m Camera lens + CCD; 2.3' tail in p.a. 250 deg);
    09.02, 12.7, 2' (M. Paradowski, Dabrowa, Poland, 0.034-m Camera lens + CCD; 2.3' tail in p.a. 250 deg);
    08.69, 13.5, 0.8' (Y. Nagai, 0.05-m Refractor + CCD);
    08.45, 12.3, 4.4' (R. Ramlow, U94, 0.106-m Refractor + CCD; 9' tail in p.a. 247 deg);
    08.10, 13.7, 1.6' (P. Dekelver, 0.3-m Newtonian + CCD; 5.3' tail in p.a. 251 deg);
    07.08, 11.8, 6.5' (S. Fritsche, Koeditz, 0.279-m Newtonian + CCD; 0.09° tail in p.a. 250 deg);
    07.01, 14.4, 0.9' (P. Dekelver, 0.3-m Newtonian + CCD; 2.6' tail in p.a. 255 deg);
    06.74, 13.0, 1' (Y. Nagai, 0.05-m Refractor + CCD);


95P/Chiron
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 23.05, 18.6, 0.17' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    18.06, 18.5, 0.17' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    16.07, 18.8, 0.23' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);


107P/Wilson-Harrington
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 15.89, 19.8, 0.23' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);


112P/Urata-Niijima
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 26.00, 18.8, 0.22' (P. Dekelver, 0.3-m Newtonian + CCD);
    24.03, 18.4, 0.3' (P. Dekelver, 0.3-m Newtonian + CCD);
    23.04, 18.9, 0.15' (P. Dekelver, 0.3-m Newtonian + CCD);
    22.16, 18.7, 0.23' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    21.06, 17.8, 0.37' (P. Dekelver, 0.3-m Newtonian + CCD);
    20.18, 19.1, 0.23' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    18.17, 19.1, 0.17' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    17.40, 18.3, 0.23' (M. Olason, Tucson Arizona, 0.091-m Refractor + CCD);
    16.17, 19.4, 0.23' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    15.35, 18.7, -- (J. Maikner, Comet Hunter Observatory2, New Ringgold, 0.3-m Hyperboloid astro-camera + CCD);
    13.06, 19.1, 0.22' (P. Dekelver, 0.3-m Newtonian + CCD);
    10.37, 17.1, -- (J. Maikner, Comet Hunter Observatory2, New Ringgold, 0.3-m Hyperboloid astro-camera + CCD);
    09.04, 18.5, 0.3' (P. Dekelver, 0.3-m Newtonian + CCD);


114P/Wiseman-Skiff
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 26.07, 17.5, 0.22' (P. Dekelver, 0.3-m Newtonian + CCD);
    24.06, 17.0, 0.3' (P. Dekelver, 0.3-m Newtonian + CCD);
    21.09, 16.7, 0.3' (P. Dekelver, 0.3-m Newtonian + CCD);
    17.47, 17.0, 0.35' (M. Olason, Tucson Arizona, 0.091-m Refractor + CCD);
    15.36, 17.5, -- (J. Maikner, Comet Hunter Observatory2, New Ringgold, 0.3-m Hyperboloid astro-camera + CCD);
    14.07, 17.3, 0.3' (P. Dekelver, 0.3-m Newtonian + CCD);
    12.07, 17.7, 0.3' (P. Dekelver, 0.3-m Newtonian + CCD);
    11.07, 17.6, 0.3' (P. Dekelver, 0.3-m Newtonian + CCD);
    07.07, 17.7, 0.3' (P. Dekelver, 0.3-m Newtonian + CCD);


128P/Shoemaker-Holt
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 23.21, 20.0, 0.17' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);


139P/Vaisala-Oterma
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 22.05, 20.5, 0.17' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    18.04, 20.4, 0.17' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);


161P/Hartley-IRAS
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
sep 01.43, 13.8, 1.5' (M. Olason, Tucson Arizona, 0.05-m Refractor + CCD);
aug 29.09, 15.9, 0.45' (P. Dekelver, 0.3-m Newtonian + CCD);
    28.32, 13.7, 1' (J. de Souza Aguiar, 0.27-m Newtonian);
    26.50, 13.7, 1.5' (M. Olason, Tucson Arizona, 0.05-m Refractor + CCD);
    26.09, 17.6, 0.22' (P. Dekelver, 0.3-m Newtonian + CCD);
    25.76, 14.1, 2' (T. Yusa, 0.05-m Refractor + CCD);
    25.48, 13.9, 1.5' (M. Olason, Tucson Arizona, 0.05-m Refractor + CCD);
    25.46, 14.5, 2.1' (M. Mattiazzo, 0.5-m Schmidt reflector + CCD);
    25.06, 13.7, 1.6' (H. Meyerdierks, Osterholz-Scharmbeck, 0.2-m Schmidt-Cassegrain + CCD);
    24.75, 13.6, 2.4' (T. Yusa, 0.05-m Refractor + CCD);
    24.70, 14.5, 1.5' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD);
    24.33, 13.8, 1' (J. de Souza Aguiar, 0.27-m Newtonian);
    24.10, 13.5, 3.3' (S. Fritsche, Koeditz, 0.279-m Newtonian + CCD);
    24.07, 13.9, 3' (A. Pearce, Skygems Namibia Remote Observatory, 0.1-m Refractor + CCD);
    23.41, 13.4, 5.7' (R. Ramlow, X07, 0.135-m Camera lens + CCD);
    23.10, 17.0, 0.3' (P. Dekelver, 0.3-m Newtonian + CCD);
    22.39, 13.4, 5.6' (R. Ramlow, X07, 0.135-m Camera lens + CCD);
    21.84, 15.3, 1' (A. Pearce, Nedlands, Perth, W. Australia, 0.05-m Refractor + CCD);
    21.81, 14.4, 2' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD);
    21.11, 17.1, 0.3' (P. Dekelver, 0.3-m Newtonian + CCD);
    20.97, 13.7, 3.8' (R. Ramlow, L81, 0.106-m Refractor + CCD);
    20.78, 14.4, 2' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD);
    19.84, 15.3, 1.2' (A. Pearce, Nedlands, Perth, W. Australia, 0.05-m Refractor + CCD);
    19.36, 15.1, 2' (J. Maikner, Comet Hunter Observatory2, New Ringgold, 0.3-m Hyperboloid astro-camera + CCD; 0.8' tail in p.a. 240 deg);
    19.17, 17.2, 0.34' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    18.98, 15.0, 1.8' (A. Pearce, Skygems Namibia Remote Observatory, 0.1-m Refractor + CCD);
    17.98, 14.9, 1.5' (A. Pearce, Skygems Namibia Remote Observatory, 0.1-m Refractor + CCD);
    17.43, 15.5, 1' (M. Olason, Tucson Arizona, 0.091-m Refractor + CCD; 0.5' tail in p.a. 237 deg);
    16.74, 15.5, 1.5' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD; 0.9' tail in p.a. 237 deg);
    15.96, 14.0, 3.8' (R. Ramlow, L81, 0.106-m Refractor + CCD);
    15.75, 16.3, 0.6' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD; 0.7' tail in p.a. 242 deg);
    14.81, 16.9, 0.4' (K. Yoshimoto, 0.3-m Newtonian + CCD);
    14.76, 16.6, 0.5' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD; 0.6' tail in p.a. 233 deg);
    13.07, 14.2, 3.9' (R. Ramlow, L81, 0.106-m Refractor + CCD);
    09.49, 16.9, 0.4' (M. Olason, Tucson Arizona, 0.091-m Refractor + CCD);
    09.06, 13.9, 4.7' (T. Lehmann, Hakos (remote), 0.106-m Refractor + CCD);


162P/Siding Spring
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 23.08, 18.3, 0.22' (P. Dekelver, 0.3-m Newtonian + CCD);
    13.08, 17.6, 0.22' (P. Dekelver, 0.3-m Newtonian + CCD);
    11.12, 17.9, 0.15' (P. Dekelver, 0.3-m Newtonian + CCD);
    08.09, 17.7, 0.22' (P. Dekelver, 0.3-m Newtonian + CCD);


169P/NEAT
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 18.88, 13.0, 2.7' (D. Heggie, ASERO, Valdin, 0.303-m Newtonian + CCD; 1.2' tail in p.a. 61 deg);
    17.88, 12.5, 2' (D. Heggie, ASERO, Valdin, 0.303-m Newtonian + CCD; 1.7' tail in p.a. 68 deg);
    17.14, 11.8, 4' (M. Olason, Tucson Arizona, 0.091-m Refractor + CCD; 2' tail in p.a. 73 deg);
    16.88, 11.5, 3.8' (D. Heggie, ASERO, Valdin, 0.303-m Newtonian + CCD; 1.1' tail in p.a. 70 deg);
    15.84, 11.4, 1.2' (T. Csorgei, 0.28-m Schmidt-Cassegrain + CCD);
    15.82, 13.1, 2.5' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 3.6' tail in p.a. 74 deg);
    15.82, 14.0, 0.7' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 4.2' tail in p.a. 75 deg);
    15.82, 13.5, 1.7' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 4.9' tail in p.a. 72 deg);
    14.89, 10.8, 4' (D. Heggie, ASERO, Valdin, 0.303-m Newtonian + CCD; 1.5' tail in p.a. 79 deg);
    12.97, 12.0, 1.8' (W. Kutschera, 0.508-m Newtonian);
    12.91, 16.1, 0.34' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    12.88, 12.3, 3' (D. Heggie, ASERO, Valdin, 0.303-m Newtonian + CCD; 1.3' tail in p.a. 88 deg);
    12.18, 11.3, 5' (M. Olason, Tucson Arizona, 0.091-m Refractor + CCD; 2' tail in p.a. 92 deg);
    11.88, 12.4, 3.3' (E. Bryssinck, Brixiis Observatory, Kruibeke (MPC B96), 0.4-m Newtonian + CCD);
    11.87, 11.1, 3.3' (M. Paradowski, Dabrowa, Poland, 0.034-m Camera lens + CCD);
    11.87, 11.5, 3.3' (M. Paradowski, Dabrowa, Poland, 0.034-m Camera lens + CCD);
    11.85, 16.1, 0.26' (S. Shurpakov, 0.41-m Newtonian + CCD);
    10.97, 13.9, 1.5' (P. Carson, PGC, Fregenal de la Sierra, 0.315-m Cassegrain reflector + CCD);
    09.92, 12.3, 3.8' (M. Meyer, 0.05-m Refractor + CCD);
    09.87, 15.8, 0.18' (S. Shurpakov, 0.41-m Newtonian + CCD);
    09.83, 14.0, 2.7' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 1.5' tail in p.a. 107 deg);
    09.83, 14.1, 2.3' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 0.7' tail in p.a. 105 deg);
    09.83, 14.3, 0.8' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 1' tail in p.a. 104 deg);
    09.22, 11.4, 5' (M. Olason, Tucson Arizona, 0.091-m Refractor + CCD; 2' tail in p.a. 99 deg);
    08.92, 11.9, 5.5' (M. Meyer, 0.05-m Refractor + CCD);
    08.90, 14.9, 0.8' (C. Harder, Jeersdorf f, 0.531-m Newtonian);
    08.89, 11.1, 11' (S. Fritsche, Koeditz, 0.279-m Newtonian + CCD; 1.8' tail in p.a. 107 deg);
    08.87, 11.0, 14' (T. Lehmann, Weimar, 0.279-m Newtonian + CCD; 2.1' tail in p.a. 105 deg);
    08.86, 12.6, 1.4' (G. Scheerle, 0.235-m Schmidt-Cassegrain);
    08.86, 15.7, 0.29' (S. Shurpakov, 0.41-m Newtonian + CCD);
    07.89, 12.3, 3.4' (D. Heggie, ASERO, Valdin, 0.303-m Newtonian + CCD; 2.1' tail in p.a. 109 deg);
    07.85, 13.7, 1.3' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 0.9' tail in p.a. 111 deg);
    07.85, 14.5, 0.9' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 0.3' tail in p.a. 115 deg);
    07.84, 14.3, 1.5' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 2.3' tail in p.a. 112 deg);
    07.54, 13.3, 0.4' (Y. Nagai, 0.05-m Refractor + CCD; 2' tail in p.a. 110 deg);
    07.32, 11.8, 8.1' (R. Ramlow, U94, 0.106-m Refractor + CCD);
    07.00, 13.7, 2.1' (P. Carson, PGC, Fregenal de la Sierra, 0.315-m Cassegrain reflector + CCD);
    06.92, 11.3, 12' (S. Fritsche, Koeditz, 0.279-m Newtonian + CCD; 1.2' tail in p.a. 111 deg);
    06.91, 15.5, -- (C. Harder, Jeersdorf h, 0.35-m Newtonian);
    06.90, 11.4, 11' (T. Lehmann, Weimar, 0.279-m Newtonian + CCD; 2.3' tail in p.a. 114 deg);
    06.90, 12.4, 4' (M. Meyer, 0.05-m Refractor + CCD);
    06.89, 13.5, 2.8' (E. Bryssinck, Brixiis Observatory, Kruibeke (MPC B96), 0.4-m Newtonian + CCD; 2.9' tail in p.a. 112 deg);
    06.89, 12.3, 4' (D. Heggie, ASERO, Valdin, 0.303-m Newtonian + CCD; 2.5' tail in p.a. 111 deg);
    06.83, 15.1, 0.2' (S. Shurpakov, 0.41-m Newtonian + CCD);
    05.97, 12.2, 4.1' (M. Mašek, CTA-N La Palma (28.76 N, 17.89 W); Comet Alt. 51.5; Moon Alt. -10.5, 0.25-m Schmidt-Cassegrain + CCD);
    05.96, 15.0, 0.6' (M. Mašek, CTA-N La Palma (28.76 N, 17.89 W); Comet Alt. 51.6; Moon Alt. -10.7, 0.25-m Schmidt-Cassegrain + CCD);
    05.89, 12.8, 3.8' (J. Chambó Bris, OAV, Valencia, Spain (MPC XXX), 0.2-m Newtonian + CCD; 1.2' tail in p.a. 113 deg);
    05.89, 14.5, 1.13' (N. Quinn, 0.28-m Schmidt-Cassegrain + CCD; 2' tail in p.a. 116 deg);
    05.87, 14.4, 0.8' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD);
    05.86, 14.8, 0.6' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD);
    05.86, 14.5, 0.6' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD);
    05.60, 13.6, 0.3' (T. Yusa, 0.05-m Refractor + CCD);
    05.49, 15.5, 0.2' (K. Yoshimoto, 0.3-m Newtonian + CCD; 0.5' tail in p.a. 115 deg);
    05.19, 11.9, 8.2' (R. Ramlow, U94, 0.106-m Refractor + CCD);
    04.89, 14.2, 1.3' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 0.9' tail in p.a. 124 deg);
    04.89, 14.7, 0.9' (U. Pilz, Leipzig, 0.035-m Refractor + CCD);
    04.88, 14.7, 1' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 1.5' tail in p.a. 121 deg);
    04.88, 15.0, 0.8' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD);
    04.84, 15.7, 0.26' (S. Shurpakov, 0.41-m Newtonian + CCD);
    04.51, 15.5, 0.2' (K. Yoshimoto, 0.3-m Newtonian + CCD);


188P/LINEAR-Mueller
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 18.21, 19.7, 0.11' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);


220P/McNaught
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
sep 01.97, 10.6, 1.2' (T. Sciezor, Cracow, 0.05-m Camera lens + CCD; 16' tail in p.a. 260 deg);
    01.16, 10.3, 2.6' (D. Heggie, ASERO, Valdin, 0.303-m Newtonian + CCD; 2.6' tail in p.a. 256 deg);
aug 31.99, 12.3, 1.6' (P. Dekelver, 0.3-m Newtonian + CCD; 21.4' tail in p.a. 258 deg);
    30.99, 10.4, 1.5' (T. Sciezor, Cracow, 0.05-m Camera lens + CCD; 11' tail in p.a. 260 deg);
    29.96, 10.4, 2.4' (T. Sciezor, Cracow, 0.05-m Camera lens + CCD; 16.8' tail in p.a. 257 deg);
    29.16, 8.7, 5' (D. Heggie, ASERO, Valdin, 0.303-m Newtonian + CCD; 33' tail in p.a. 257 deg);
    28.99, 11.4, 3.5' (P. Dekelver, 0.3-m Newtonian + CCD; 20.8' tail in p.a. 257 deg);
    28.32, 10.6, 2' (J. de Souza Aguiar, 0.27-m Newtonian);
    26.49, 10.6, 2.2' (D. Bartlett, June Lake Overlook (MPC U66), 0.28-m Schmidt-Cassegrain + CCD; 75.9' tail in p.a. 253 deg);
    25.99, 11.3, 3.2' (P. Dekelver, 0.3-m Newtonian + CCD; 22.9' tail in p.a. 256 deg);
    25.96, 10.8, 1.7' (A. Novichonok, Chalna logging, 0.2-m Newtonian);
    25.76, 10.9, 1.6' (O. Miyazaki, 0.32-m Newtonian; 16' tail in p.a. 255 deg);
    25.68, 11.2, 2.6' (T. Yusa, 0.05-m Refractor + CCD; 27.8' tail in p.a. 253 deg);
    25.44, 11.2, 3' (M. Mattiazzo, 0.5-m Schmidt reflector + CCD; 49.7' tail in p.a. 254 deg);
    25.44, 10.8, 4' (M. Olason, Tucson Arizona, 0.05-m Refractor + CCD; 42' tail in p.a. 255 deg);
    25.08, 10.3, 4' (A. Scholten, Eerbeek, 0.2-m Newtonian);
    25.03, 10.7, 4.3' (H. Meyerdierks, Osterholz-Scharmbeck, 0.03-m Refractor + CCD; 43.8' tail in p.a. 255 deg);
    25.03, 10.6, 3.2' (H. Meyerdierks, Osterholz-Scharmbeck, 0.05-m Refractor + CCD);
    25.03, 10.3, 3' (C. Harder, Jeersdorf h, 0.257-m Newtonian);
    25.01, 10.8, 4.2' (H. Meyerdierks, Osterholz-Scharmbeck, 0.2-m Schmidt-Cassegrain + CCD);
    25.00, 10.4, 4.3' (T. Sciezor, Cracow, 0.05-m Camera lens + CCD; 34' tail in p.a. 254 deg);
    24.78, 10.4, 1.6' (O. Miyazaki, 0.32-m Newtonian; 8' tail in p.a. 255 deg);
    24.76, 11.0, 3' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD; 16.1' tail in p.a. 255 deg);
    24.76, 11.3, 2.4' (Y. Nagai, 0.05-m Refractor + CCD; 15' tail in p.a. 255 deg);
    24.72, 11.0, 3' (K. Harikae, 0.15-m Newtonian + CCD; 33' tail in p.a. 256 deg);
    24.65, 10.1, 7.4' (T. Yusa, 0.05-m Refractor + CCD; 31.3' tail in p.a. 255 deg);
    24.43, 10.3, 2.6' (D. Bartlett, June Lake Overlook (MPC U66), 0.28-m Schmidt-Cassegrain + CCD; 65.9' tail in p.a. 252 deg);
    24.32, 10.2, 2' (J. de Souza Aguiar, 0.27-m Newtonian);
    24.11, 10.1, 5' (S. Getliffe, 0.09-m Refractor);
    24.08, 10.3, 3' (A. Scholten, Eerbeek, 0.2-m Newtonian);
    24.06, 9.8, 11' (S. Fritsche, Koeditz, 0.279-m Newtonian + CCD; 0.9° tail in p.a. 253 deg);
    24.05, 10.7, 4' (M. Meyer, 0.05-m Refractor + CCD; 20.2' tail in p.a. 255 deg);
    23.99, 11.0, 4.3' (P. Dekelver, 0.3-m Newtonian + CCD; 23.1' tail in p.a. 255 deg);
    23.98, 10.0, 3' (T. Sciezor, Cracow, 0.05-m Camera lens + CCD; 40' tail in p.a. 255 deg);
    23.81, 10.9, 3' (A. Pearce, Nedlands, Perth, W. Australia, 0.05-m Refractor + CCD; 22.1' tail in p.a. 255 deg);
    23.46, 10.9, 3.1' (M. Mattiazzo, 0.5-m Schmidt reflector + CCD; 41.8' tail in p.a. 254 deg);
    23.44, 9.8, 3.7' (D. Bartlett, June Lake Overlook (MPC U66), 0.28-m Schmidt-Cassegrain + CCD; 61.2' tail in p.a. 252 deg);
    23.32, 9.9, 2' (J. de Souza Aguiar, 0.27-m Newtonian);
    23.10, 12.8, 2.2' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    23.05, 9.6, 3' (J. Warell, Lindby, 20x100 Binoculars);
    23.03, 9.7, 12' (S. Fritsche, Koeditz, 0.279-m Newtonian + CCD; 0.91° tail in p.a. 252 deg);
    23.00, 10.5, 3.7' (S. Shurpakov, 20x110 Binoculars);
    22.99, 10.8, 4.1' (P. Dekelver, 0.3-m Newtonian + CCD; 21' tail in p.a. 254 deg);
    22.97, 10.2, 3.2' (T. Sciezor, Cracow, 0.05-m Camera lens + CCD; 36' tail in p.a. 256 deg);
    22.79, 9.3, 3' (O. Miyazaki, 18x50 Binoculars; 7.5' tail in p.a. 250 deg);
    22.63, 10.4, 2.7' (Y. Nagai, 0.05-m Refractor + CCD; 20' tail in p.a. 255 deg);
    22.45, 10.0, 3.2' (D. Bartlett, June Lake Overlook (MPC U66), 0.28-m Schmidt-Cassegrain + CCD; 50.7' tail in p.a. 252 deg);
    22.38, 9.3, 9.1' (R. Ramlow, U94, 0.106-m Refractor + CCD; 51' tail in p.a. 251 deg);
    22.32, 9.5, 2' (J. de Souza Aguiar, 0.27-m Newtonian);
    22.15, 9.2, 6.3' (D. Heggie, ASERO, Valdin, 0.303-m Newtonian + CCD; 0.8° tail in p.a. 253 deg);
    22.12, 9.3, 5' (S. Getliffe, 0.09-m Refractor);
    22.10, 9.8, 6.8' (P. Carson, PGC, Fregenal de la Sierra, 0.315-m Cassegrain reflector + CCD);
    22.03, 9.9, 3.5' (C. Harder, Jeersdorf h, 0.257-m Newtonian; 13' tail in p.a. 257 deg);
    21.98, 12.3, 0.74' (S. Shurpakov, 0.41-m Newtonian + CCD; 15' tail in p.a. 255 deg);
    21.95, 10.4, 1.5' (A. Novichonok, Chalna fields, 0.2-m Newtonian);
    21.80, 10.9, 2' (A. Pearce, Nedlands, Perth, W. Australia, 0.05-m Refractor + CCD; 21.2' tail in p.a. 255 deg);
    21.78, 10.8, 3' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD; 15' tail in p.a. 254 deg);
    21.47, 10.1, 3.3' (D. Bartlett, June Lake Overlook (MPC U66), 0.28-m Schmidt-Cassegrain + CCD; 45.5' tail in p.a. 252 deg);
    21.33, 10.2, 4' (M. Olason, Tucson Arizona, 0.03-m Refractor + CCD; 29' tail in p.a. 255 deg);
    21.16, 10.9, 4.7' (N. Paul, Canary Islands (MPC G40), 0.28-m Schmidt reflector + CCD; 44' tail in p.a. 252 deg);
    21.08, 9.5, 11' (S. Fritsche, Koeditz, 0.279-m Newtonian + CCD; 0.77° tail in p.a. 251 deg);
    21.02, 9.3, 5.5' (T. Karhula, Virsbo, Sweden, 25x100 Binoculars);
    21.00, 10.6, 7.3' (P. Dekelver, 0.3-m Newtonian + CCD; 20.3' tail in p.a. 256 deg);
    21.00, 9.8, 2.5' (C. Harder, Jeersdorf h, 0.257-m Newtonian; 4' tail in p.a. 260 deg);
    20.80, 10.5, 3' (A. Pearce, Nedlands, Perth, W. Australia, 0.05-m Refractor + CCD; 21.5' tail in p.a. 255 deg);
    20.78, 10.5, 3.5' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD; 15.3' tail in p.a. 255 deg);
    20.44, 9.2, 4.6' (D. Bartlett, June Lake Overlook (MPC U66), 0.28-m Schmidt-Cassegrain + CCD; 44' tail in p.a. 251 deg);
    20.32, 9.1, -- (L. Bracero, Ponce Puerto Rico, 0.03-m "small telescopes and finders" with aperture not exceeding 4 inches + CCD);
    20.32, 9.3, 2' (J. de Souza Aguiar, 0.27-m Newtonian);
    19.99, 10.0, 2.5' (T. Sciezor, Cracow, 0.05-m Camera lens + CCD; 25' tail in p.a. 254 deg);
    19.80, 10.5, 3' (A. Pearce, Nedlands, Perth, W. Australia, 0.05-m Refractor + CCD; 21' tail in p.a. 254 deg);
    19.78, 10.5, 3.5' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD; 15.2' tail in p.a. 253 deg);
    19.77, 9.5, 5' (O. Miyazaki, 18x50 Binoculars; 25' tail in p.a. 255 deg);
    19.71, 10.4, 5.1' (K. Harikae, 0.15-m Newtonian + CCD; 32' tail in p.a. 255 deg);
    19.38, 10.2, 3.5' (M. Mattiazzo, 0.25-m Schmidt reflector + CCD; 31.4' tail in p.a. 252 deg);
    19.32, 9.2, 2' (J. de Souza Aguiar, 0.27-m Newtonian);
    19.27, 9.1, -- (L. Bracero, Ponce Puerto Rico, 0.03-m "small telescopes and finders" with aperture not exceeding 4 inches + CCD);
    19.15, 9.0, 6' (D. Heggie, ASERO, Valdin, 0.303-m Newtonian + CCD; 0.6° tail in p.a. 251 deg);
    19.01, 10.8, 1.3' (T. Sciezor, Cracow, 0.05-m Camera lens + CCD; 21' tail in p.a. 256 deg);
    18.74, 9.3, 5.8' (O. Miyazaki, 18x50 Binoculars; 25' tail in p.a. 255 deg);
    18.66, 10.0, 3.2' (Y. Nagai, 0.05-m Refractor + CCD; 15' tail in p.a. 255 deg);
    18.66, 8.4, 2.8' (S. Yoshida, 0.4-m Newtonian);
    18.44, 8.6, 5.1' (D. Bartlett, June Lake Overlook (MPC U66), 0.28-m Schmidt-Cassegrain + CCD; 37.5' tail in p.a. 250 deg);
    18.32, 8.9, 3' (J. de Souza Aguiar, 0.27-m Newtonian);
    18.25, 9.1, -- (L. Bracero, Ponce Puerto Rico, 0.03-m "small telescopes and finders" with aperture not exceeding 4 inches + CCD);
    18.21, 10.5, 5.4' (N. Paul, Canary Islands (MPC G40), 0.28-m Schmidt reflector + CCD; 30' tail in p.a. 252 deg);
    18.15, 8.5, 9' (D. Heggie, ASERO, Valdin, 0.303-m Newtonian + CCD; 0.6° tail in p.a. 251 deg);
    18.15, 10.3, 4.8' (J. Chambó Bris, OAV, Valencia, Spain (MPC XXX), 0.2-m Newtonian + CCD; 32.5' tail in p.a. 252 deg);
    18.12, 12.5, 2' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    17.39, 11.2, 2.7' (D. Svechkarev, 0.11-m Refractor + CCD; 0.25° tail in p.a. 254 deg);
    17.32, 8.5, 3' (J. de Souza Aguiar, 0.27-m Newtonian);
    17.32, 9.5, 5' (M. Olason, Tucson Arizona, 0.091-m Refractor + CCD; 28' tail in p.a. 254 deg);
    17.29, 9.1, -- (L. Bracero, Ponce Puerto Rico, 0.03-m "small telescopes and finders" with aperture not exceeding 4 inches + CCD);
    17.15, 8.1, 9.7' (D. Heggie, ASERO, Valdin, 0.303-m Newtonian + CCD; 27' tail in p.a. 253 deg);
    16.80, 9.8, 5' (A. Pearce, Nedlands, Perth, W. Australia, 0.05-m Refractor + CCD; 21.2' tail in p.a. 253 deg);
    16.78, 9.9, 5' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD; 15.7' tail in p.a. 253 deg);
    16.70, 9.7, 4.8' (Y. Nagai, 0.05-m Refractor + CCD; 25' tail in p.a. 255 deg);
    16.37, 9.9, 3.2' (M. Mattiazzo, 0.5-m Schmidt reflector + CCD; 24.7' tail in p.a. 253 deg);
    16.34, 8.3, 4' (J. de Souza Aguiar, 25x100 Binoculars);
    16.32, 9.1, -- (L. Bracero, Ponce Puerto Rico, 0.03-m "small telescopes and finders" with aperture not exceeding 4 inches + CCD);
    16.12, 12.3, 2' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    16.12, 8.9, 8.8' (P. Carson, PGC, Fregenal de la Sierra, 0.315-m Cassegrain reflector + CCD);
    16.08, 10.2, 2.7' (U. Pilz, Leipzig, 0.035-m Refractor + CCD);
    16.06, <8.5, 3' (A. Tuznik, Ożarów, Polska, Nonex50 Binoculars; 18' tail in p.a. 255 deg);
    16.06, 9.4, 3' (J. Warell, Lindby, 40x100 Binoculars; 20' tail in p.a. 250 deg);
    16.05, 9.8, 5.3' (M. Mašek, Hodkovice n M. (50.67000 N, 15.08000 E); Comet Alt. 34.1; Moon Alt. -45.0, 0.2-m Newtonian + CCD; 22.1' tail in p.a. 252 deg);
    16.05, 9.5, 6.1' (M. Mašek, Hodkovice n M. (50.67000 N, 15.08000 E); Comet Alt. 34.1; Moon Alt. -45.0, 0.2-m Newtonian + CCD; 21.2' tail in p.a. 253 deg);
    16.03, 8.3, 3' (E. Banach, 0.25-m Newtonian; 8' tail in p.a. 250 deg);
    16.00, 8.4, 4' (M. Biely, Brno, Czech Republic, 20x80 Binoculars);
    15.99, 8.6, 12.5' (R. Ramlow, L81, 0.106-m Refractor + CCD; 26.5' tail in p.a. 250 deg);
    15.98, 9.6, 7.7' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 29.5' tail in p.a. 253 deg);
    15.98, 10.0, 8.7' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 35.1' tail in p.a. 253 deg);
    15.98, 9.7, 7.3' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 24.2' tail in p.a. 254 deg);
    15.96, 11.1, 0.99' (S. Shurpakov, 0.41-m Newtonian + CCD; 12.5' tail in p.a. 255 deg);
    15.93, 10.0, 3' (J. Powichrowski, Knyszyn, 0.35-m Newtonian; 7' tail in p.a. 272 deg);
    15.80, 9.3, 6' (A. Pearce, Nedlands, Perth, W. Australia, 0.05-m Refractor + CCD; 21.8' tail in p.a. 254 deg);
    15.79, 9.1, 8' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD; 15' tail in p.a. 253 deg);
    15.66, 9.4, 5.3' (T. Yusa, 0.05-m Refractor + CCD; 18.3' tail in p.a. 253 deg);
    15.34, 8.1, 4' (J. de Souza Aguiar, 25x100 Binoculars);
    15.30, 9.1, -- (L. Bracero, Ponce Puerto Rico, 0.03-m "small telescopes and finders" with aperture not exceeding 4 inches + CCD);
    15.25, 9.1, 1.1' (J. Maikner, Comet Hunter Observatory2, New Ringgold, 0.3-m Hyperboloid astro-camera + CCD; 47' tail in p.a. 255 deg);
    15.07, 9.5, 2' (J. Warell, Lindby, 40x100 Binoculars; 8' tail);
    15.04, 8.2, 4' (G. Oksa, Trnava, 0.1-m Refractor);
    15.03, 9.6, 8.9' (P. Dekelver, 0.3-m Newtonian + CCD; 23.8' tail in p.a. 254 deg);
    15.03, 9.5, 3.8' (C. Harder, Neu Göhren, 0.257-m Newtonian; 14' tail in p.a. 250 deg);
    15.02, 9.0, 4' (M. Paradowski, Dabrowa, Poland, 0.254-m Schmidt-Newtonian + CCD; 30' tail in p.a. 254 deg);
    15.02, 8.4, 4' (M. Paradowski, Dabrowa, Poland, 0.254-m Schmidt-Newtonian + CCD; 23' tail in p.a. 254 deg);
    15.01, 9.5, 9.7' (J. Koukal, Vrchtepla, 0.13-m Newtonian + CCD; 24.6' tail in p.a. 254 deg);
    15.00, 8.1, 3.5' (K. Alburaidi, Al-Qassim, Al-Bukayriyah, 20x80 Binoculars; 10' tail in p.a. 280 deg);
    14.80, 9.0, 6.5' (A. Pearce, Nedlands, Perth, W. Australia, 0.05-m Refractor + CCD; 16' tail in p.a. 253 deg);
    14.78, 8.9, 7.5' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD; 15.1' tail in p.a. 254 deg);
    14.76, 8.9, 6.8' (K. Yoshimoto, 0.065-m Camera lens + CCD; 22' tail in p.a. 255 deg);
    14.76, 9.2, 4.9' (K. Yoshimoto, 0.3-m Newtonian + CCD; 20' tail in p.a. 255 deg);
    14.76, 10.6, 1.5' (K. Yoshimoto, 0.3-m Newtonian + CCD; 10' tail in p.a. 255 deg);
    14.76, 9.0, 3' (K. Yoshimoto, 0.3-m Newtonian + CCD; 20' tail in p.a. 255 deg);
    14.46, 8.4, 6.8' (D. Bartlett, June Lake Overlook (MPC U66), 0.28-m Schmidt-Cassegrain + CCD; 21.6' tail in p.a. 253 deg);
    14.44, 8.8, 8' (M. Olason, Tucson Arizona, 0.03-m Refractor + CCD; 21' tail in p.a. 254 deg);
    14.33, 7.9, 4' (J. de Souza Aguiar, 25x100 Binoculars);
    14.17, 8.8, 5.2' (W. Kutschera, 0.08-m Refractor; 0.3° tail);
    14.14, 7.7, 11' (D. Heggie, ASERO, Valdin, 0.303-m Newtonian + CCD; 19' tail in p.a. 254 deg);
    14.12, 8.6, 2' (M. Deconinck, Fernelmont, 0.25-m Cassegrain reflector; 3' tail in p.a. 250 deg);
    14.12, 7.9, 6' (J. Shanklin, 25x100 Binoculars);
    14.12, 8.0, 8' (J. Shanklin, 20x80 Binoculars);
    14.02, 9.4, 10.5' (P. Dekelver, 0.3-m Newtonian + CCD; 19.5' tail in p.a. 255 deg);
    14.01, 8.3, 5.5' (C. Harder, Jeersdorf f, 0.1-m Newtonian; 14' tail in p.a. 245 deg);
    14.00, 7.8, 4.8' (M. Biely, Brno, Czech Republic, 20x80 Binoculars);
    13.78, 9.0, 7' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD; 15.1' tail in p.a. 253 deg);
    13.32, 7.8, 5' (J. de Souza Aguiar, 11x80 Binoculars);
    13.24, 9.1, -- (L. Bracero, Ponce Puerto Rico, 0.03-m "small telescopes and finders" with aperture not exceeding 4 inches + CCD);
    13.21, 7.2, 9.3' (N. Paul, Canary Islands (MPC G40), 0.5-m Cassegrain reflector + CCD);
    13.15, 7.4, 15' (D. Heggie, ASERO, Valdin, 0.303-m Newtonian + CCD; 14' tail in p.a. 254 deg);
    13.13, 7.8, 10' (J. Shanklin, 20x80 Binoculars);
    13.08, 7.6, 13' (A. Scholten, Spain, Castilla y Leon, Nat.Park Babia y Luna, 8x56.0 Binoculars);
    13.06, 8.6, 8' (M. Lošťák, Karlovy Vary, Czech Republic, 0.05-m Refractor + CCD);
    13.04, 7.1, 5' (G. Oksa, Nitra, 12x60 Binoculars);
    13.01, 7.7, 11' (R. Ramlow, L81, 0.106-m Refractor + CCD; 11' tail in p.a. 252 deg);
    13.01, 9.2, 7.1' (P. Dekelver, 0.3-m Newtonian + CCD; 18.5' tail in p.a. 256 deg);
    13.01, 7.4, 6' (M. Biely, Brno, Czech Republic, 20x80 Binoculars);
    12.80, 8.7, 6' (A. Pearce, Nedlands, Perth, W. Australia, 0.05-m Refractor + CCD; 10.9' tail in p.a. 253 deg);
    12.79, 8.9, 7' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD; 14.7' tail in p.a. 254 deg);
    12.32, 7.8, 5' (J. de Souza Aguiar, 11x80 Binoculars);
    12.24, 9.1, -- (L. Bracero, Ponce Puerto Rico, 0.03-m "small telescopes and finders" with aperture not exceeding 4 inches + CCD);
    12.16, 7.4, 6.8' (W. Kutschera, 0.08-m Refractor; 0.13° tail);
    12.14, 7.3, 17' (D. Heggie, ASERO, Valdin, 0.303-m Newtonian + CCD; 10.5' tail in p.a. 255 deg);
    12.12, [7.5, -- (J. Shanklin, 20x80 Binoculars);
    12.09, 8.5, 6.9' (E. Bryssinck, Brixiis Observatory, Kruibeke (MPC B96), 0.4-m Newtonian + CCD; 15.9' tail in p.a. 252 deg);
    12.06, 7.5, 4.5' (M. Biely, Brno, Czech Republic, 20x80 Binoculars);
    12.04, 6.6, 7' (G. Oksa, Nitra, 12x60 Binoculars);
    12.03, 10.9, 0.79' (S. Shurpakov, 0.41-m Newtonian + CCD; 7.9' tail in p.a. 253 deg);
    12.02, 7.8, 8' (C. Harder, Jeersdorf f, 0.1-m Newtonian; 8' tail in p.a. 250 deg);
    12.02, 9.0, 8.3' (P. Dekelver, 0.3-m Newtonian + CCD; 17.3' tail in p.a. 255 deg);
    12.02, 7.5, 7' (S. Shurpakov, (MPC- A98), 20x110 Binoculars);
    11.80, 8.4, 6' (A. Pearce, Nedlands, Perth, W. Australia, 0.05-m Refractor + CCD; 8.5' tail in p.a. 254 deg);
    11.79, 8.5, 7' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD; 13.4' tail in p.a. 253 deg);
    11.75, 7.1, 5' (M. Mattiazzo, Tyntynder, Victoria, 8x40 Binoculars);
    11.70, 7.8, 11.6' (K. Yoshimoto, 0.065-m Camera lens + CCD; 35' tail in p.a. 250 deg);
    11.69, 8.0, 5' (K. Yoshimoto, 0.3-m Newtonian + CCD; 13' tail in p.a. 255 deg);
    11.69, 8.3, 7.1' (K. Yoshimoto, 0.3-m Newtonian + CCD; 13' tail in p.a. 255 deg);
    11.69, 9.2, 3' (K. Yoshimoto, 0.3-m Newtonian + CCD; 9' tail in p.a. 255 deg);
    11.46, 7.9, 9.6' (D. Bartlett, June Lake Overlook (MPC U66), 0.28-m Schmidt-Cassegrain + CCD; 18.7' tail in p.a. 251 deg);
    11.36, 9.1, -- (L. Bracero, Ponce Puerto Rico, 0.03-m "small telescopes and finders" with aperture not exceeding 4 inches + CCD);
    11.33, 7.5, 9' (R. House, Ontario, 12x70 Binoculars);
    11.33, 7.5, 7' (R. House, Ontario, 25x100 Binoculars; 10' tail in p.a. 260 deg);
    11.20, 7.3, 9' (N. Paul, Canary Islands (MPC G40), 0.5-m Cassegrain reflector + CCD);
    11.15, 7.6, 13.9' (P. Carson, PGC, Fregenal de la Sierra, 0.315-m Cassegrain reflector + CCD);
    11.14, 7.5, 17' (D. Heggie, ASERO, Valdin, 0.303-m Newtonian + CCD; 14' tail in p.a. 253 deg);
    11.14, 7.0, 4' (B. Granslo, Cadrete, Zaragoza, Spain, 8x30 Binoculars);
    11.09, 7.4, -- (A. Russo, Gibraltar, 15x50 Binoculars);
    11.07, 7.7, 3' (M. Deconinck, Fernelmont, 0.1-m Refractor; 10' tail in p.a. 260 deg);
    11.04, 8.2, 13.7' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 9.3' tail in p.a. 253 deg);
    11.04, 7.8, 5.3' (V. Kasten, 15x50 Binoculars);
    11.04, 8.5, 12.3' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 11.7' tail in p.a. 253 deg);
    11.03, 8.3, 13.3' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 10.1' tail in p.a. 254 deg);
    11.03, 7.7, 14.8' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 14.4' tail in p.a. 254 deg);
    11.01, 7.8, 7' (C. Harder, Jeersdorf h, 0.1-m Newtonian; 14' tail in p.a. 255 deg);
    11.01, 8.8, 7.5' (P. Dekelver, 0.3-m Newtonian + CCD; 21.4' tail in p.a. 255 deg);
    10.90, 8.0, 9' (A. Pearce, Nedlands, Perth, W. Australia, 0.05-m Refractor + CCD; 8.9' tail in p.a. 255 deg);
    10.48, 7.7, 14' (M. Olason, Tucson Arizona, 0.05-m Refractor + CCD; 24' tail in p.a. 254 deg);
    10.46, 7.8, 7.3' (D. Bartlett, June Lake Overlook (MPC U66), 0.28-m Schmidt-Cassegrain + CCD; 1.93° tail in p.a. 252 deg);
    10.32, 7.7, 5' (J. de Souza Aguiar, 11x80 Binoculars);
    10.26, 9.1, -- (L. Bracero, Ponce Puerto Rico, 0.03-m "small telescopes and finders" with aperture not exceeding 4 inches + CCD);
    10.23, <7.6, 1' (J. Rocco, Slooh Canary Islands Observatory, 0.508-m Cassegrain reflector + CCD; 3' tail);
    10.14, 6.5, 13' (D. Heggie, ASERO, Valdin, 0.303-m Newtonian + CCD; 6' tail in p.a. 255 deg);
    10.13, 6.6, 10' (C. Labordena, La Serra de Engarcera, 11x80 Binoculars; 12' tail);
    10.08, 6.7, 7' (M. Deconinck, Fernelmont, 0.25-m Cassegrain reflector; 10' tail in p.a. 250 deg);
    10.08, 11.2, 1.5' (T. Ferreira, Dobsonian Power (MPC R39), 0.41-m Newtonian + CCD);
    10.08, 7.7, 10' (A. Pearce, Skygems Observatory, Moccagatta, Italy, 0.14-m Refractor + CCD; 12.2' tail in p.a. 254 deg);
    10.07, 6.9, 2' (M. Deconinck, Fernelmont, 0.25-m Cassegrain reflector; 5' tail in p.a. 250 deg);
    10.05, 7.5, 5' (N. Virnina, Odesa, Ukraine, 15x50 Binoculars);
    10.02, 6.8, 5.5' (S. Shurpakov, 20x110 Binoculars);
    10.01, 9.8, 0.87' (S. Shurpakov, 0.41-m Newtonian + CCD; 6.4' tail in p.a. 255 deg);
    09.99, 8.4, 18.7' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 6.7' tail in p.a. 254 deg);
    09.99, 7.6, 16.3' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 8.9' tail in p.a. 255 deg);
    09.98, 7.0, 22.3' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 12.5' tail in p.a. 253 deg);
    09.78, 7.2, 6' (O. Miyazaki, 0.32-m Newtonian; 5' tail in p.a. 255 deg);
    09.75, 7.4, 11' (O. Miyazaki, 18x50 Binoculars);
    09.45, 7.3, 16.9' (C. Hergenrother, Tanque Verde, Tucson, Arizona, 0.03-m Refractor + CCD);
    09.43, 7.2, 15' (M. Olason, Tucson Arizona, 0.03-m Refractor + CCD);
    09.42, 7.3, 16.5' (M. Olason, Tucson Arizona, 0.091-m Refractor + CCD; 1.1° tail in p.a. 255 deg);
    09.41, 6.6, 10' (C. Hergenrother, Tanque Verde, Tucson, Arizona, 10x50 Binoculars);
    09.19, 7.2, 7' (D. Heggie, ASERO, Valdin, 0.303-m Newtonian + CCD; 4' tail in p.a. 255 deg);
    09.18, 6.6, 9.5' (N. Paul, Canary Islands (MPC G40), 0.5-m Cassegrain reflector + CCD);
    09.12, 9.1, 4.5' (S. Getliffe, 0.09-m Refractor; 0.2° tail in p.a. 305 deg);
    09.10, 6.9, 7' (S. Getliffe, 8x30 Binoculars);
    09.07, 6.9, 12' (A. Scholten, Eerbeek, 8x56.0 Binoculars);
    09.07, 7.3, 11' (U. Pilz, Leipzig, 0.035-m Refractor + CCD);
    09.07, 7.0, 23' (T. Lehmann, Weimar, 0.279-m Newtonian + CCD);
    09.07, 7.0, 23' (S. Fritsche, Koeditz, 0.279-m Newtonian + CCD; 0.25° tail in p.a. 253 deg);
    09.06, 6.7, 11' (M. Meyer, 0.065-m Refractor);
    09.06, 7.2, 14' (M. Meyer, 0.05-m Refractor + CCD);
    09.05, 7.0, 5' (V. Kasten, 15x50 Binoculars);
    09.03, 6.9, 6' (E. Banach, 0.25-m Newtonian; 1.5' tail in p.a. 260 deg);
    09.02, 6.3, 8' (G. Oksa, Nitra, 7x50 Binoculars);
    09.02, 6.5, 6.5' (S. Shurpakov, 20x110 Binoculars);
    09.02, 9.9, 0.76' (S. Shurpakov, 0.41-m Newtonian + CCD; 4' tail in p.a. 253 deg);
    09.02, 7.9, 13.1' (P. Dekelver, 0.3-m Newtonian + CCD; 22.7' tail in p.a. 252 deg);
    09.02, 7.0, 8.3' (M. Paradowski, Dabrowa, Poland, 0.034-m Camera lens + CCD; 5.8' tail in p.a. 254 deg);
    09.02, 7.5, 10' (M. Paradowski, Dabrowa, Poland, 0.034-m Camera lens + CCD; 29.3' tail in p.a. 254 deg);
    09.01, 6.7, 11' (C. Harder, Jeersdorf f, 0.1-m Newtonian; 4' tail in p.a. 260 deg);
    08.99, 7.0, 13.5' (M. Lošťák, Karlovy Vary, Czech Republic (MPC 247), 0.05-m Refractor + CCD);
    08.78, 6.7, 12' (O. Miyazaki, 18x50 Binoculars);
    08.68, 7.2, 10.2' (Y. Nagai, 0.05-m Refractor + CCD);
    08.68, 7.0, 8' (Y. Nagai, 20x100 Binoculars);
    08.43, 6.8, 7.4' (D. Bartlett, June Lake Overlook (MPC U66), 0.28-m Schmidt-Cassegrain + CCD; 74.7' tail in p.a. 254 deg);
    08.42, 7.0, 18' (R. Ramlow, U94, 0.106-m Refractor + CCD; 70' tail in p.a. 254 deg);
    08.38, 7.2, 7.9' (M. Mattiazzo, 0.25-m Schmidt reflector + CCD);
    08.12, 6.9, 16.2' (J. Chambó Bris, OAV, Valencia, Spain (MPC XXX), 0.2-m Newtonian + CCD; 57.2' tail in p.a. 256 deg);
    08.09, 6.8, 8' (A. Scholten, Eerbeek, 15x80 Binoculars);
    08.07, 6.6, 16' (W. Souza, 0.15-m Newtonian);
    08.06, 6.6, 11' (M. Meyer, 0.065-m Refractor);
    08.06, 6.9, 14.5' (M. Meyer, 0.05-m Refractor + CCD; 28.6' tail in p.a. 258 deg);
    08.06, 8.9, -- (S. Getliffe, 0.09-m Refractor);
    08.05, 6.8, 5' (V. Gonano, Udine, Italy, 20x80 Binoculars);
    08.04, 7.2, 4' (B. Granslo, Bjerke, Oslo, 10x42.0 Binoculars);
    08.02, 7.6, 14' (P. Dekelver, 0.3-m Newtonian + CCD; 22.9' tail in p.a. 254 deg);
    08.02, 6.9, 7' (V. Díaz, La Romana, Alicante, Spain, 20x80 Binoculars);
    07.75, 6.4, 11' (O. Miyazaki, 18x50 Binoculars);
    07.65, 6.6, 7' (M. Mattiazzo, Tyntynder, Victoria, 8x40 Binoculars);
    07.48, 7.0, 7.8' (D. Bartlett, June Lake Overlook (MPC U66), 0.28-m Schmidt-Cassegrain + CCD; 76.7' tail in p.a. 254 deg);
    07.41, 7.1, 11' (R. Ramlow, U94, 0.106-m Refractor + CCD; 24' tail in p.a. 253 deg);
    07.39, 7.2, 9' (M. Olason, Tucson Arizona, 0.05-m Refractor + CCD; 21' tail in p.a. 253 deg);
    07.35, 6.5, 8' (A. Amorim, 20x50 Binoculars);
    07.34, 6.9, 5' (J. de Souza Aguiar, 11x80 Binoculars);
    07.22, 6.2, 6.6' (N. Paul, Canary Islands (MPC G40), 0.5-m Cassegrain reflector + CCD);
    07.14, 6.5, 11.7' (P. Carson, PGC, Fregenal de la Sierra, 0.315-m Cassegrain reflector + CCD);
    07.13, 7.1, 9.5' (J. Chambó Bris, OAV, Valencia, Spain (MPC XXX), 0.2-m Newtonian + CCD; 35.3' tail in p.a. 250 deg);
    07.10, 6.8, -- (A. Russo, Gibraltar, 15x50 Binoculars);
    07.10, 7.1, 10' (V. Gonano, Udine, Italy, 20x80 Binoculars);
    07.09, 6.9, 11' (U. Pilz, Leipzig, 0.035-m Refractor + CCD);
    07.08, 7.4, 2' (V. Gonano, Udine, Italy, 20x80 Binoculars);
    07.08, 7.0, 8.2' (E. Bryssinck, Brixiis Observatory, Kruibeke (MPC B96), 0.4-m Newtonian + CCD; 22.5' tail in p.a. 251 deg);
    07.08, 6.9, 10' (U. Pilz, 16x70 Binoculars);
    07.07, 6.8, 20' (T. Lehmann, Weimar, 0.279-m Newtonian + CCD);
    07.05, 6.5, 7.5' (M. Meyer, 0.065-m Refractor);
    07.05, 6.8, 20' (S. Fritsche, Koeditz, 0.279-m Newtonian + CCD; 0.95° tail in p.a. 251 deg);
    07.05, 6.5, 9.1' (M. Meyer, 0.05-m Refractor + CCD; 18.8' tail in p.a. 253 deg);
    06.87, 7.1, 4' (A. Pearce, Nedlands, Perth, W. Australia, 0.05-m Refractor + CCD);
    06.74, 6.4, 11' (O. Miyazaki, 18x50 Binoculars);
    06.73, 6.5, 7' (R. Aikawa, 7x50 Binoculars);
    06.71, 6.8, 7' (Y. Nagai, 20x100 Binoculars);
    06.70, 7.0, 7' (Y. Nagai, 0.05-m Refractor + CCD);
    06.50, 7.0, 5' (M. Olason, Tucson Arizona, 0.05-m Refractor + CCD);
    06.47, 6.4, -- (A. Guerra, Vacaville, California, 0.07-m Refractor + CCD);
    06.44, 6.7, 5.4' (D. Bartlett, June Lake Overlook (MPC U66), 0.28-m Schmidt-Cassegrain + CCD);
    06.38, 7.1, 7.2' (R. Ramlow, U94, 0.106-m Refractor + CCD);
    06.37, 7.0, 5' (A. Amorim, 20x50 Binoculars);
    06.17, 7.5, 6.6' (M. Mašek, CTA-N La Palma (28.76 N, 17.89 W); Comet Alt. 47.5; Moon Alt. 51.6, 0.25-m Schmidt-Cassegrain + CCD);
    06.17, 6.7, 9.2' (M. Mašek, CTA-N La Palma (28.76 N, 17.89 W); Comet Alt. 46.6; Moon Alt. 50.7, 0.25-m Schmidt-Cassegrain + CCD);
    06.04, 6.1, 9' (J. Gonzalez Suarez, 10x50 Binoculars);
    06.02, 6.3, 6' (J. Gonzalez Suarez, 0.102-m Maksutov);
    05.85, 7.2, 6' (A. Pearce, Nedlands, Perth, W. Australia (MPC P14), 0.05-m Refractor + CCD);
    05.78, 7.0, 7.8' (K. Yoshimoto, 0.3-m Newtonian + CCD; 25' tail in p.a. 250 deg);
    05.78, 7.7, 7.8' (K. Yoshimoto, 0.3-m Newtonian + CCD; 15' tail in p.a. 250 deg);
    05.78, 7.3, 5.5' (K. Yoshimoto, 0.3-m Newtonian + CCD; 15' tail in p.a. 250 deg);
    05.78, 6.8, 7' (K. Yoshimoto, 8x42.0 Binoculars);
    05.70, 7.2, 6.1' (T. Yusa, 0.05-m Refractor + CCD);
    05.65, 7.3, 6.1' (T. Yusa, 0.05-m Refractor + CCD);
    05.47, 7.0, 5.3' (K. Yoshimoto, 0.106-m Refractor + CCD);
    05.45, 8.4, 3.1' (M. Mattiazzo, 0.25-m Schmidt reflector + CCD);
    05.09, 7.0, -- (J. Libich, Prague, 0.3-m "small telescopes and finders" with aperture not exceeding 4 inches + CCD);
    05.09, 7.9, 5' (A. Pearce, Skygems Observatory, Moccagatta, Italy, 0.14-m Refractor + CCD);
    05.08, 7.0, 5' (G. Pappa, Italy,remote control, 0.14-m Refractor + CCD);


235P/LINEAR
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 31.91, 18.3, 0.23' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    24.53, 16.8, 0.5' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD);
    23.88, 17.9, 0.3' (S. Fritsche, Koeditz, 0.279-m Newtonian + CCD);
    23.86, 18.3, 0.22' (P. Dekelver, 0.3-m Newtonian + CCD);
    22.88, 17.5, 0.3' (P. Dekelver, 0.3-m Newtonian + CCD);
    20.90, 17.6, 0.37' (P. Dekelver, 0.3-m Newtonian + CCD);
    15.90, 18.1, 0.23' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    15.52, 16.4, 0.6' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD);
    14.89, 17.8, 0.22' (P. Dekelver, 0.3-m Newtonian + CCD);
    14.49, 16.2, 0.7' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD);
    13.91, 17.6, 0.3' (P. Dekelver, 0.3-m Newtonian + CCD);
    13.60, 16.5, 0.7' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD);
    10.90, 17.8, 0.22' (P. Dekelver, 0.3-m Newtonian + CCD);
    09.93, 17.3, 0.3' (P. Dekelver, 0.3-m Newtonian + CCD);
    09.26, 16.1, 0.6' (M. Olason, Tucson Arizona, 0.091-m Refractor + CCD; 1' tail in p.a. 108 deg);
    08.90, 17.4, 0.3' (P. Dekelver, 0.3-m Newtonian + CCD);
    08.48, 15.9, 0.6' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD; 0.5' tail in p.a. 111 deg);
    07.84, 15.8, 0.8' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD);
    07.83, 16.4, 1' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD);
    07.83, 17.9, 0.5' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD);
    06.98, 16.5, 0.4' (P. Carson, PGC, Fregenal de la Sierra, 0.315-m Cassegrain reflector + CCD);
    06.96, 17.1, 0.37' (P. Dekelver, 0.3-m Newtonian + CCD);
    05.89, 17.2, 0.3' (P. Dekelver, 0.3-m Newtonian + CCD; 0.5' tail in p.a. 115 deg);
    04.85, 17.4, 0.5' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD);
    04.85, 16.2, 0.8' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD);
    04.85, 16.8, 0.7' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD);
    04.50, 15.8, 0.5' (T. Yusa, 0.05-m Refractor + CCD);


245P/WISE
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 19.97, 19.6, 0.17' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    18.07, 19.6, 0.17' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    12.93, 19.3, 0.23' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);


247P/LINEAR
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 19.20, 20.4, 0.23' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);


260P/McNaught
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 29.11, 14.9, 0.45' (P. Dekelver, 0.3-m Newtonian + CCD; 1.9' tail in p.a. 262 deg);
    28.33, 13.8, 1' (J. de Souza Aguiar, 0.27-m Newtonian);
    25.95, 14.7, 0.6' (P. Dekelver, 0.3-m Newtonian + CCD; 1.8' tail in p.a. 262 deg);
    25.72, 14.6, 0.6' (T. Yusa, 0.05-m Refractor + CCD; 0.8' tail in p.a. 261 deg);
    25.48, 14.3, 0.7' (M. Mattiazzo, 0.5-m Schmidt reflector + CCD; 1.6' tail in p.a. 256 deg);
    24.69, 14.7, 0.6' (T. Yusa, 0.05-m Refractor + CCD; 0.8' tail in p.a. 260 deg);
    24.46, 14.8, 0.5' (M. Mattiazzo, 0.5-m Schmidt reflector + CCD; 2.1' tail in p.a. 256 deg);
    24.03, 13.8, 2.5' (S. Fritsche, Koeditz, 0.279-m Newtonian + CCD; 0.09° tail in p.a. 258 deg);
    24.01, 14.6, 0.7' (P. Dekelver, 0.3-m Newtonian + CCD; 3.1' tail in p.a. 264 deg);
    23.12, 15.2, 0.5' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    23.02, 14.4, 1' (P. Dekelver, 0.3-m Newtonian + CCD; 2.6' tail in p.a. 257 deg);
    21.11, 14.1, 1.3' (S. Fritsche, Koeditz, 0.279-m Newtonian + CCD; 0.09° tail in p.a. 258 deg);
    21.04, 14.6, 0.8' (P. Dekelver, 0.3-m Newtonian + CCD; 1.4' tail in p.a. 264 deg);
    18.13, 15.1, 0.6' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    17.34, 13.9, 0.8' (M. Olason, Tucson Arizona, 0.091-m Refractor + CCD; 3' tail in p.a. 261 deg);
    16.09, 15.1, 0.5' (M. Mašek, Hodkovice n M. (50.67000 N, 15.08000 E); Comet Alt. 49.2; Moon Alt. -45.2, 0.2-m Newtonian + CCD; 0.6' tail in p.a. 265 deg);
    16.08, 14.3, 0.6' (M. Mašek, Hodkovice n M. (50.67000 N, 15.08000 E); Comet Alt. 48.4; Moon Alt. -45.3, 0.2-m Newtonian + CCD; 0.5' tail in p.a. 263 deg);
    14.10, 14.6, 0.8' (P. Dekelver, 0.3-m Newtonian + CCD; 1.8' tail in p.a. 257 deg);
    14.03, 14.3, 0.8' (C. Harder, Jeersdorf f, 0.531-m Newtonian);
    13.08, 14.4, 0.8' (R. Ramlow, L81, 0.106-m Refractor + CCD; 5.1' tail in p.a. 251 deg);
    13.04, 14.6, 0.7' (P. Dekelver, 0.3-m Newtonian + CCD; 2.4' tail in p.a. 256 deg);
    11.99, 14.8, 0.6' (P. Dekelver, 0.3-m Newtonian + CCD; 1.8' tail in p.a. 251 deg);
    11.01, 15.5, 0.7' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 2.3' tail in p.a. 253 deg);
    11.01, 14.7, 0.7' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 3.4' tail in p.a. 250 deg);
    11.00, 15.1, 0.9' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 4' tail in p.a. 250 deg);
    10.97, 15.2, 0.45' (P. Dekelver, 0.3-m Newtonian + CCD; 1.3' tail in p.a. 263 deg);
    09.98, 14.4, 1.1' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 2.4' tail in p.a. 254 deg);
    09.98, 14.8, 1.2' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 2.8' tail in p.a. 253 deg);
    09.09, 14.4, 1' (P. Dekelver, 0.3-m Newtonian + CCD; 4.4' tail in p.a. 256 deg);
    09.04, 13.8, 2.5' (T. Lehmann, Weimar, 0.279-m Newtonian + CCD; 0.18° tail in p.a. 253 deg);
    09.03, 14.1, 1.7' (S. Fritsche, Koeditz, 0.279-m Newtonian + CCD; 0.11° tail in p.a. 252 deg);
    09.03, 15.1, 0.45' (S. Shurpakov, 0.41-m Newtonian + CCD);
    07.98, 14.6, 0.7' (P. Dekelver, 0.3-m Newtonian + CCD; 2.7' tail in p.a. 253 deg);
    07.10, 14.1, 0.33' (E. Bryssinck, Brixiis Observatory, Kruibeke (MPC B96), 0.4-m Newtonian + CCD; 1.1' tail in p.a. 250 deg);
    07.01, 15.6, 0.21' (S. Shurpakov, 0.41-m Newtonian + CCD);
    05.68, 14.8, 0.5' (T. Yusa, 0.05-m Refractor + CCD);


302P/Lemmon-PANSTARRS
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 18.18, 20.0, 0.17' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);


311P/PANSTARRS
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 24.21, 19.9, -- (J. Maikner, Comet Hunter Observatory2, New Ringgold, 0.3-m Hyperboloid astro-camera + CCD);


315P/LONEOS
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 19.12, 21.2, 0.17' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);


320P/McNaught
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 15.32, 19.6, -- (J. Maikner, Comet Hunter Observatory2, New Ringgold, 0.3-m Hyperboloid astro-camera + CCD);


344P/Read
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 24.27, 19.8, -- (J. Maikner, Comet Hunter Observatory2, New Ringgold, 0.3-m Hyperboloid astro-camera + CCD);


353P/McNaught
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 24.29, 18.4, -- (J. Maikner, Comet Hunter Observatory2, New Ringgold, 0.3-m Hyperboloid astro-camera + CCD);
    17.44, 18.7, 0.23' (M. Olason, Tucson Arizona, 0.091-m Refractor + CCD);


C/2014 UN271 (Bernardinelli-Bernstein)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 22.85, 0.5, 50' (A. Shibaev, Magnitogorsk, 0.2-m Newtonian; 1° tail in p.a. 45 deg);
    21.06, 2.1, 35' (A. Shibaev, Magnitogorsk, 0.2-m Newtonian; 1° tail in p.a. 45 deg);
    10.06, 4.8, 20' (A. Shibaev, Magnitogorsk, 0.2-m Newtonian; 1° tail in p.a. 45 deg);


C/2017 K2 (PANSTARRS)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 22.13, 17.5, 0.4' (P. Carson, PGC, Fregenal de la Sierra, 0.315-m Cassegrain reflector + CCD);


C/2020 F3 (NEOWISE)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 22.17, 1.2, 60' (A. Shibaev, Magnitogorsk, 0.2-m Newtonian; 25° tail in p.a. 45 deg);
    22.12, 1.2, 60' (A. Shibaev, Magnitogorsk, 0.2-m Newtonian; 25° tail in p.a. 45 deg);
    22.08, 1.3, 55' (A. Shibaev, Magnitogorsk, 0.2-m Newtonian; 22° tail in p.a. 45 deg);
    22.04, 1.5, 50' (A. Shibaev, Magnitogorsk, 0.2-m Newtonian; 18° tail in p.a. 45 deg);
    22.00, 2.9, 35' (A. Shibaev, Magnitogorsk, 0.2-m Newtonian; 10° tail in p.a. 45 deg);
    21.96, 5.2, 15' (A. Shibaev, Magnitogorsk, 0.2-m Newtonian; 4° tail in p.a. 45 deg);
    21.92, 9.5, 3' (A. Shibaev, Magnitogorsk, 0.2-m Newtonian; 0.5° tail in p.a. 45 deg);


C/2021 G2 (ATLAS)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
sep 01.79, 16.3, 1.6' (T. Csorgei, 0.28-m Schmidt-Cassegrain + CCD);
    01.79, 16.1, 1.2' (T. Csorgei, 0.28-m Schmidt-Cassegrain + CCD);
aug 30.52, 16.0, 0.6' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD);
    29.90, 17.4, 0.23' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    28.97, 16.6, 0.37' (P. Dekelver, 0.3-m Newtonian + CCD);
    25.88, 16.9, 0.22' (P. Dekelver, 0.3-m Newtonian + CCD);
    25.47, 15.8, 0.5' (T. Yusa, 0.05-m Refractor + CCD);
    24.57, 15.9, 0.5' (T. Yusa, 0.05-m Refractor + CCD);
    23.91, 15.8, 1' (S. Fritsche, Koeditz, 0.279-m Newtonian + CCD; 1.2' tail in p.a. 229 deg);
    23.89, 16.2, 0.5' (P. Dekelver, 0.3-m Newtonian + CCD);
    22.90, 16.8, 0.3' (P. Dekelver, 0.3-m Newtonian + CCD);
    20.92, 16.3, 0.5' (P. Dekelver, 0.3-m Newtonian + CCD);
    18.91, 16.9, 0.34' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    15.93, 16.9, 0.34' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    15.86, 15.5, 3.2' (T. Csorgei, 0.28-m Schmidt-Cassegrain + CCD);
    15.55, 15.6, 0.6' (T. Yusa, 0.05-m Refractor + CCD);
    15.50, 15.9, 0.7' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD);
    14.92, 16.2, 0.5' (P. Dekelver, 0.3-m Newtonian + CCD);
    14.51, 15.8, 0.7' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD);
    13.93, 15.9, 0.6' (P. Dekelver, 0.3-m Newtonian + CCD);
    13.89, 16.9, 0.34' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    13.59, 15.6, 0.7' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD);
    12.95, 16.9, 0.34' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    12.94, 16.7, 0.3' (P. Dekelver, 0.3-m Newtonian + CCD);
    12.50, 15.4, 0.8' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD);
    11.94, 15.6, 0.6' (E. Bryssinck, Brixiis Observatory, Kruibeke (MPC B96), 0.4-m Newtonian + CCD; 1.2' tail in p.a. 216 deg);
    11.92, 16.3, 0.45' (P. Dekelver, 0.3-m Newtonian + CCD; 0.9' tail in p.a. 211 deg);
    11.47, 15.7, 0.7' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD);
    10.92, 16.7, 0.3' (P. Dekelver, 0.3-m Newtonian + CCD);
    09.96, 15.8, 0.8' (P. Dekelver, 0.3-m Newtonian + CCD);
    09.92, 15.8, 0.8' (J. Koukal, Valasske Mezirici, 0.25-m Newtonian + CCD);
    09.92, 16.9, 0.5' (J. Koukal, Valasske Mezirici, 0.25-m Newtonian + CCD);
    09.92, 16.2, 0.7' (J. Koukal, Valasske Mezirici, 0.25-m Newtonian + CCD);
    08.97, 16.2, 0.45' (P. Dekelver, 0.3-m Newtonian + CCD);
    08.91, 16.8, 0.48' (S. Shurpakov, 0.41-m Newtonian + CCD);
    08.50, 15.7, 0.8' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD);
    08.00, 16.2, 0.45' (P. Dekelver, 0.3-m Newtonian + CCD);
    07.94, 15.2, 0.9' (M. Meyer, 0.05-m Refractor + CCD);
    07.87, 15.6, 1' (U. Pilz, Leipzig, 0.035-m Refractor + CCD);
    06.94, 15.4, 0.7' (E. Bryssinck, Brixiis Observatory, Kruibeke (MPC B96), 0.4-m Newtonian + CCD);
    06.94, 15.6, 1' (M. Meyer, 0.05-m Refractor + CCD);
    06.89, 16.1, 0.44' (S. Shurpakov, 0.41-m Newtonian + CCD);
    06.89, 16.1, 0.6' (P. Dekelver, 0.3-m Newtonian + CCD; 1.4' tail in p.a. 233 deg);
    04.88, 15.2, 1.2' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 3.6' tail in p.a. 232 deg);
    04.87, 15.9, 0.9' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 4.2' tail in p.a. 228 deg);
    04.87, 16.7, 0.7' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 3.8' tail in p.a. 230 deg);
    04.81, 15.4, 1.2' (T. Lehmann, Hakos (remote), 0.106-m Refractor + CCD; 2.4' tail in p.a. 220 deg);


C/2022 E2 (ATLAS)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 29.01, 18.1, 0.3' (P. Dekelver, 0.3-m Newtonian + CCD);
    25.90, 18.1, 0.22' (P. Dekelver, 0.3-m Newtonian + CCD);
    25.62, 17.5, 0.4' (T. Yusa, 0.05-m Refractor + CCD);
    23.93, 17.6, 0.37' (P. Dekelver, 0.3-m Newtonian + CCD);
    23.03, 18.2, 0.28' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    22.95, 17.8, 0.3' (P. Dekelver, 0.3-m Newtonian + CCD);
    22.93, 16.7, 1' (S. Fritsche, Koeditz, 0.279-m Newtonian + CCD; 1.3' tail in p.a. 35 deg);
    20.96, 17.5, 0.37' (P. Dekelver, 0.3-m Newtonian + CCD);
    19.98, 18.2, 0.28' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    18.93, 18.4, 0.23' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    17.29, 17.1, 0.45' (M. Olason, Tucson Arizona, 0.091-m Refractor + CCD; 5' tail in p.a. 34 deg);
    15.96, 18.2, 0.28' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    15.90, 17.6, 1.2' (T. Csorgei, 0.28-m Schmidt-Cassegrain + CCD);
    15.88, 16.6, 1.1' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 0.2' tail in p.a. 288 deg);
    14.96, 17.7, 0.3' (P. Dekelver, 0.3-m Newtonian + CCD);
    13.98, 17.7, 0.3' (P. Dekelver, 0.3-m Newtonian + CCD);
    12.99, 17.8, 0.3' (P. Dekelver, 0.3-m Newtonian + CCD);
    12.96, 18.6, 0.23' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    12.01, 17.7, 0.25' (E. Bryssinck, Brixiis Observatory, Kruibeke (MPC B96), 0.4-m Newtonian + CCD; 0.5' tail in p.a. 19 deg);
    11.97, 17.6, 0.37' (P. Dekelver, 0.3-m Newtonian + CCD);
    10.02, 17.6, 0.37' (P. Dekelver, 0.3-m Newtonian + CCD);
    09.29, 16.9, 0.6' (M. Olason, Tucson Arizona, 0.091-m Refractor + CCD; 1' tail in p.a. 25 deg);
    09.00, 16.6, 1.2' (T. Lehmann, Weimar, 0.279-m Newtonian + CCD; 0.19° tail in p.a. 36 deg);
    08.93, 17.6, 0.37' (P. Dekelver, 0.3-m Newtonian + CCD; 2.2' tail in p.a. 21 deg);
    07.94, 17.3, 0.45' (P. Dekelver, 0.3-m Newtonian + CCD);
    07.02, 16.7, 1.1' (S. Fritsche, Koeditz, 0.279-m Newtonian + CCD; 0.09° tail in p.a. 36 deg);
    07.01, 17.7, 0.29' (E. Bryssinck, Brixiis Observatory, Kruibeke (MPC B96), 0.4-m Newtonian + CCD);
    05.93, 17.8, 0.3' (P. Dekelver, 0.3-m Newtonian + CCD);


C/2022 N2 (PANSTARRS)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 30.22, 17.0, 0.23' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    26.11, 16.2, 0.6' (P. Dekelver, 0.3-m Newtonian + CCD);
    24.07, 16.9, 0.22' (P. Dekelver, 0.3-m Newtonian + CCD);
    21.13, 16.5, 0.37' (P. Dekelver, 0.3-m Newtonian + CCD);
    11.10, 16.2, 0.37' (P. Dekelver, 0.3-m Newtonian + CCD);


C/2023 C2 (ATLAS)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 24.04, 18.3, 0.23' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    19.05, 18.6, 0.17' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    15.89, 18.3, 0.3' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD);


C/2023 H5 (Lemmon)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 22.86, 19.0, 0.25' (S. Shurpakov, 0.41-m Newtonian + CCD);
    21.97, 19.0, 0.23' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    18.94, 19.0, 0.17' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    07.89, 18.9, 0.4' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD);
    07.00, 18.4, 0.4' (T. Lehmann, Weimar, 0.279-m Newtonian + CCD; 1.5' tail in p.a. 335 deg);


C/2023 R1-B
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 17.16, 17.5, 0.17' (M. Olason, Tucson Arizona, 0.091-m Refractor + CCD);


C/2023 R1 (PANSTARRS)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 30.49, 14.6, 0.4' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD);
    29.85, 15.0, 0.4' (P. Carson, PGC, Fregenal de la Sierra, 0.315-m Cassegrain reflector + CCD);
    29.44, 15.1, 0.3' (D. Swan, MPC Q62, 0.5-m Cassegrain reflector + CCD);
    25.44, 14.7, 0.5' (T. Yusa, 0.05-m Refractor + CCD);
    24.47, 14.7, 0.5' (T. Yusa, 0.05-m Refractor + CCD);
    22.84, 15.5, 0.3' (P. Dekelver, 0.3-m Newtonian + CCD; 1.3' tail in p.a. 80 deg);
    20.54, 14.7, 0.5' (A. Pearce, Nedlands, Perth, W. Australia, 0.05-m Refractor + CCD);
    19.54, 14.6, 0.6' (A. Pearce, Nedlands, Perth, W. Australia, 0.05-m Refractor + CCD; 0.9' tail in p.a. 83 deg);
    19.48, 14.3, 0.5' (T. Yusa, 0.05-m Refractor + CCD);
    17.16, 14.2, 0.7' (M. Olason, Tucson Arizona, 0.091-m Refractor + CCD; 1.5' tail in p.a. 82 deg);
    17.14, 15.4, 0.37' (D. Svechkarev, 0.11-m Refractor + CCD);
    16.56, 14.5, 0.6' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD; 1.9' tail in p.a. 76 deg);
    16.55, 14.7, 0.7' (A. Pearce, Nedlands, Perth, W. Australia, 0.05-m Refractor + CCD; 0.9' tail in p.a. 89 deg);
    15.83, 15.0, 2' (T. Csorgei, 0.28-m Schmidt-Cassegrain + CCD; 2' tail in p.a. 77 deg);
    15.81, 14.7, 0.7' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 0.9' tail in p.a. 81 deg);
    15.81, 15.3, 0.7' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 1.4' tail in p.a. 79 deg);
    15.81, 15.4, 0.5' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 0.6' tail in p.a. 77 deg);
    15.55, 14.4, 0.6' (A. Pearce, Nedlands, Perth, W. Australia, 0.05-m Refractor + CCD; 0.7' tail in p.a. 85 deg);
    15.48, 14.6, 0.6' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD; 2.2' tail in p.a. 79 deg);
    15.46, 14.3, 0.7' (T. Yusa, 0.05-m Refractor + CCD);
    14.85, 15.3, 0.3' (P. Dekelver, 0.3-m Newtonian + CCD; 1.3' tail in p.a. 82 deg);
    14.55, 14.3, 0.6' (A. Pearce, Nedlands, Perth, W. Australia, 0.05-m Refractor + CCD; 1.1' tail in p.a. 91 deg);
    14.48, 14.2, 0.7' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD; 1.9' tail in p.a. 77 deg);
    13.57, 14.3, 0.7' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD; 2.4' tail in p.a. 75 deg);
    13.55, 14.5, 0.7' (A. Pearce, Nedlands, Perth, W. Australia, 0.05-m Refractor + CCD; 0.8' tail in p.a. 78 deg);
    12.88, 15.0, 0.45' (P. Dekelver, 0.3-m Newtonian + CCD; 1.3' tail in p.a. 77 deg);
    12.56, 14.6, 0.6' (A. Pearce, Nedlands, Perth, W. Australia, 0.05-m Refractor + CCD);
    12.49, 14.3, 0.6' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD; 2.3' tail in p.a. 76 deg);
    11.88, 14.5, 0.45' (P. Dekelver, 0.3-m Newtonian + CCD; 1' tail in p.a. 78 deg);
    11.58, 14.4, 0.6' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD; 1.7' tail in p.a. 75 deg);
    11.55, 14.6, 0.6' (A. Pearce, Nedlands, Perth, W. Australia, 0.05-m Refractor + CCD; 0.5' tail in p.a. 89 deg);
    10.86, 14.4, 0.8' (P. Dekelver, 0.3-m Newtonian + CCD);
    09.82, 14.9, 1.1' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 0.7' tail in p.a. 79 deg);
    09.82, 14.6, 1.3' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 1.5' tail in p.a. 83 deg);
    09.82, 13.9, 1.3' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 1.1' tail in p.a. 83 deg);
    08.89, 14.9, 0.37' (P. Dekelver, 0.3-m Newtonian + CCD; 1.3' tail in p.a. 76 deg);
    07.83, 13.9, 1.7' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 0.6' tail in p.a. 87 deg);
    07.82, 14.8, 1.3' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 0.7' tail in p.a. 84 deg);
    07.82, 15.4, 1' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 0.2' tail in p.a. 88 deg);
    07.78, 14.1, 1.3' (T. Lehmann, Hakos (remote), 0.106-m Refractor + CCD; 2.4' tail in p.a. 78 deg);
    06.97, 14.3, 0.4' (P. Carson, PGC, Fregenal de la Sierra, 0.315-m Cassegrain reflector + CCD);
    06.87, 14.3, 0.33' (E. Bryssinck, Brixiis Observatory, Kruibeke (MPC B96), 0.4-m Newtonian + CCD; 0.7' tail in p.a. 75 deg);
    05.87, 14.9, 0.3' (P. Dekelver, 0.3-m Newtonian + CCD; 1.4' tail in p.a. 81 deg);
    05.56, 14.5, 0.6' (A. Pearce, Nedlands, Perth, W. Australia, 0.05-m Refractor + CCD);
    05.47, 13.2, 0.9' (O. Miyazaki, 0.32-m Newtonian);
    04.83, 15.3, 0.8' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 0.7' tail in p.a. 84 deg);
    04.83, 14.4, 0.9' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 1.1' tail in p.a. 79 deg);
    04.82, 14.7, 1.2' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 1' tail in p.a. 80 deg);
    04.48, 14.0, 0.4' (Y. Nagai, 0.05-m Refractor + CCD);
    04.47, 14.8, 0.5' (T. Yusa, 0.05-m Refractor + CCD; 0.4' tail in p.a. 84 deg);


C/2023 X2 (Lemmon)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 31.89, 19.5, 0.23' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    18.92, 19.6, 0.17' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    15.89, 18.6, 0.4' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD);
    12.90, 19.4, 0.23' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);


C/2024 G4 (PANSTARRS)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 15.88, 17.5, 0.4' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD);
    11.98, 17.9, 0.25' (E. Bryssinck, Brixiis Observatory, Kruibeke (MPC B96), 0.4-m Newtonian + CCD);


C/2024 G6 (ATLAS)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 25.84, 18.0, 0.22' (P. Dekelver, 0.3-m Newtonian + CCD);
    23.84, 17.8, 0.3' (P. Dekelver, 0.3-m Newtonian + CCD);
    22.86, 17.9, 0.3' (P. Dekelver, 0.3-m Newtonian + CCD);
    20.87, 17.8, 0.3' (P. Dekelver, 0.3-m Newtonian + CCD);
    15.87, 17.7, 0.5' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 0.8' tail in p.a. 160 deg);
    14.87, 18.0, 0.3' (P. Dekelver, 0.3-m Newtonian + CCD);
    13.89, 17.8, 0.3' (P. Dekelver, 0.3-m Newtonian + CCD);
    12.86, 17.9, 0.3' (P. Dekelver, 0.3-m Newtonian + CCD);
    11.86, 17.8, 0.3' (P. Dekelver, 0.3-m Newtonian + CCD);
    09.91, 18.2, 0.22' (P. Dekelver, 0.3-m Newtonian + CCD);
    08.87, 17.7, 0.37' (P. Dekelver, 0.3-m Newtonian + CCD);
    06.91, 17.9, 0.3' (P. Dekelver, 0.3-m Newtonian + CCD; 1.1' tail in p.a. 150 deg);
    06.87, 17.7, 0.4' (T. Lehmann, Weimar, 0.279-m Newtonian + CCD; 0.3' tail in p.a. 168 deg);


C/2024 J3 (ATLAS)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
sep 01.82, 14.0, 2' (T. Csorgei, 0.28-m Schmidt-Cassegrain + CCD);
    01.82, 14.4, 2' (T. Csorgei, 0.28-m Schmidt-Cassegrain + CCD);
    01.81, 14.6, 2' (T. Csorgei, 0.28-m Schmidt-Cassegrain + CCD);
aug 29.88, 14.8, 0.4' (P. Carson, PGC, Fregenal de la Sierra, 0.315-m Cassegrain reflector + CCD);
    29.81, 15.6, 0.3' (S. Shurpakov, 0.41-m Newtonian + CCD);
    29.80, 13.0, 2' (T. Csorgei, 0.28-m Schmidt-Cassegrain + CCD);
    29.79, 13.8, 1.8' (T. Csorgei, 0.28-m Schmidt-Cassegrain + CCD);
    29.79, 14.0, 1.5' (T. Csorgei, 0.28-m Schmidt-Cassegrain + CCD);
    25.46, 14.2, 0.6' (T. Yusa, 0.05-m Refractor + CCD);
    24.50, 14.1, 0.7' (T. Yusa, 0.05-m Refractor + CCD);
    23.95, 14.0, 0.9' (M. Meyer, 0.05-m Refractor + CCD);
    23.49, 14.3, 0.6' (T. Yusa, 0.05-m Refractor + CCD);
    22.90, 14.1, 0.5' (M. Lombardo, Zen Observatory, Scandicci (MPC M26), 0.3-m Ritchey-Chretien + CCD);
    22.89, 13.8, 1.7' (S. Fritsche, Koeditz, 0.279-m Newtonian + CCD; 0.1° tail in p.a. 174 deg);
    22.83, 14.7, 0.5' (S. Shurpakov, 0.41-m Newtonian + CCD; 3.2' tail in p.a. 176 deg);
    22.57, 14.0, 0.7' (T. Yusa, 0.05-m Refractor + CCD);
    22.51, 14.2, 0.7' (Y. Nagai, 0.05-m Refractor + CCD);
    21.83, 14.8, 0.48' (S. Shurpakov, 0.41-m Newtonian + CCD);
    19.51, 14.1, 0.6' (T. Yusa, 0.05-m Refractor + CCD);
    17.27, 14.9, 0.41' (D. Svechkarev, 0.11-m Refractor + CCD);
    17.22, 14.0, 0.43' (V. Dai, Vancouver BC Canada, 0.03-m Refractor + CCD);
    16.01, 13.7, 0.8' (P. Carson, PGC, Fregenal de la Sierra, 0.315-m Cassegrain reflector + CCD);
    15.88, 14.5, 0.8' (M. Mašek, Hodkovice n M. (50.67000 N, 15.08000 E); Comet Alt. 79.1; Moon Alt. -18.8, 0.2-m Newtonian + CCD);
    15.88, 13.8, 0.9' (M. Mašek, Hodkovice n M. (50.67000 N, 15.08000 E); Comet Alt. 78.4; Moon Alt. -19.7, 0.2-m Newtonian + CCD);
    15.87, 14.5, 3.2' (T. Csorgei, 0.28-m Schmidt-Cassegrain + CCD);
    15.84, 14.3, 1.1' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 0.8' tail in p.a. 185 deg);
    15.83, 14.5, 1.3' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 0.9' tail in p.a. 184 deg);
    15.83, 14.9, 1' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 0.7' tail in p.a. 185 deg);
    15.79, 14.9, 0.45' (S. Shurpakov, 0.41-m Newtonian + CCD);
    15.52, 14.3, 0.7' (T. Yusa, 0.05-m Refractor + CCD);
    15.02, 14.4, 0.9' (J. Koukal, Vrchtepla, 0.13-m Newtonian + CCD);
    14.93, 14.1, 0.9' (M. Paradowski, Dabrowa, Poland, 0.254-m Schmidt-Newtonian + CCD);
    14.93, 13.6, 0.9' (M. Paradowski, Dabrowa, Poland, 0.254-m Schmidt-Newtonian + CCD);
    14.92, 14.4, 0.6' (C. Harder, Neu Göhren, 0.531-m Newtonian);
    14.87, 14.2, 1.2' (U. Pilz, Leipzig, 0.035-m Refractor + CCD);
    13.97, 14.0, 0.8' (F. Carrasco Lopez, Observatorio Villuercas-Navezuelas (MPC R49), 0.25-m Newtonian + CCD; 3.7' tail in p.a. 179 deg);
    13.92, 13.8, 0.7' (C. Harder, Jeersdorf f, 0.531-m Newtonian);
    13.03, 13.8, 0.9' (W. Kutschera, 0.76-m Newtonian);
    12.93, 13.4, 1.4' (M. Lošťák, Karlovy Vary, Czech Republic, 0.05-m Refractor + CCD);
    12.61, 14.5, 0.29' (T. Thaluang, SSTAC, Pak Chong (MPC O58), 0.26-m Newtonian + CCD);
    12.52, 13.9, 0.4' (F. Omori, Takanabe, 0.2-m Cassegrain reflector + CCD);
    11.97, 13.9, 0.9' (W. Kutschera, 0.508-m Newtonian + CCD);
    11.93, 15.1, 0.42' (S. Shurpakov, 0.41-m Newtonian + CCD);
    11.01, 14.0, 0.8' (P. Carson, PGC, Fregenal de la Sierra, 0.315-m Cassegrain reflector + CCD);
    09.98, 14.0, 0.9' (M. Meyer, 0.05-m Refractor + CCD);
    09.93, 15.2, 0.41' (S. Shurpakov, 0.41-m Newtonian + CCD);
    09.89, 14.2, 0.7' (J. Koukal, Valasske Mezirici, 0.25-m Newtonian + CCD);
    09.89, 14.7, 0.8' (J. Koukal, Valasske Mezirici, 0.25-m Newtonian + CCD);
    09.88, 14.4, 0.9' (J. Koukal, Valasske Mezirici, 0.25-m Newtonian + CCD);
    09.35, 13.6, 0.8' (V. Dai, Vancouver BC Canada, 0.03-m Refractor + CCD);
    08.98, 14.1, 0.8' (M. Meyer, 0.05-m Refractor + CCD);
    08.93, 14.6, 0.7' (C. Harder, Jeersdorf f, 0.531-m Newtonian);
    08.91, 13.7, 2' (S. Fritsche, Koeditz, 0.279-m Newtonian + CCD; 0.11° tail in p.a. 179 deg);
    08.83, 15.0, 0.41' (S. Shurpakov, 0.41-m Newtonian + CCD);
    07.98, 13.9, 0.8' (M. Meyer, 0.05-m Refractor + CCD);
    07.93, 13.5, 1.7' (U. Pilz, Leipzig, 0.035-m Refractor + CCD);
    07.87, 14.3, 1.3' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 1.4' tail in p.a. 183 deg);
    07.87, 13.7, 1.4' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 2' tail in p.a. 181 deg);
    07.87, 14.0, 1.7' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 2.2' tail in p.a. 181 deg);
    07.09, 14.0, 0.6' (F. Carrasco Lopez, Observatorio Villuercas-Navezuelas (MPC R49), 0.25-m Newtonian + CCD);
    07.02, 14.3, 0.7' (M. Lošťák, Karlovy Vary, Czech Republic, 0.05-m Refractor + CCD);
    06.98, 13.7, 0.9' (M. Meyer, 0.05-m Refractor + CCD);
    06.91, 15.3, 0.34' (S. Shurpakov, 0.41-m Newtonian + CCD);
    06.78, 14.6, 0.4' (Y. Nagai, 0.05-m Refractor + CCD);
    05.84, 13.4, 2' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 1.2' tail in p.a. 185 deg);
    05.83, 14.0, 1.6' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 1.6' tail in p.a. 181 deg);
    05.83, 14.2, 1.5' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 0.7' tail in p.a. 180 deg);
    05.58, 14.1, 0.7' (T. Yusa, 0.05-m Refractor + CCD);
    05.50, 14.1, 0.6' (O. Miyazaki, 0.32-m Newtonian);
    04.85, 15.3, 0.37' (S. Shurpakov, 0.41-m Newtonian + CCD);
    04.84, 13.5, 2.2' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 2' tail in p.a. 183 deg);
    04.84, 14.4, 1.6' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 2.1' tail in p.a. 182 deg);
    04.83, 14.0, 2' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 2.4' tail in p.a. 181 deg);
    04.53, 14.2, 0.7' (T. Yusa, 0.05-m Refractor + CCD);


C/2024 R4 (PANSTARRS)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 29.90, 15.0, 0.4' (P. Carson, PGC, Fregenal de la Sierra, 0.315-m Cassegrain reflector + CCD);
    25.54, 15.2, 0.6' (T. Yusa, 0.05-m Refractor + CCD; 0.4' tail in p.a. 140 deg);
    24.55, 15.3, 0.5' (T. Yusa, 0.05-m Refractor + CCD; 0.3' tail in p.a. 150 deg);
    22.87, 15.9, 0.36' (S. Shurpakov, 0.41-m Newtonian + CCD; 1.2' tail in p.a. 148 deg);
    22.59, 15.5, 0.5' (T. Yusa, 0.05-m Refractor + CCD; 0.3' tail in p.a. 150 deg);
    21.98, 15.4, 0.34' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    21.85, 15.8, 0.29' (S. Shurpakov, 0.41-m Newtonian + CCD; 1.1' tail in p.a. 146 deg);
    16.04, 14.7, 0.4' (P. Carson, PGC, Fregenal de la Sierra, 0.315-m Cassegrain reflector + CCD);
    15.98, 15.3, 0.5' (M. Mašek, Hodkovice n M. (50.67000 N, 15.08000 E); Comet Alt. 79.8; Moon Alt. -37.5, 0.2-m Newtonian + CCD; 0.8' tail in p.a. 139 deg);
    15.97, 15.7, 0.5' (M. Mašek, Hodkovice n M. (50.67000 N, 15.08000 E); Comet Alt. 80.5; Moon Alt. -36.9, 0.2-m Newtonian + CCD; 0.7' tail in p.a. 154 deg);
    15.85, 15.5, 0.3' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 1.1' tail in p.a. 149 deg);
    15.84, 15.7, 0.6' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 1.8' tail in p.a. 147 deg);
    15.84, 16.1, 0.4' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 1.3' tail in p.a. 146 deg);
    15.81, 15.9, 0.3' (S. Shurpakov, 0.41-m Newtonian + CCD; 1.5' tail in p.a. 150 deg);
    14.97, 14.5, 0.9' (M. Paradowski, Dabrowa, Poland, 0.254-m Schmidt-Newtonian + CCD; 1.11' tail in p.a. 150 deg);
    14.97, 14.9, 0.9' (M. Paradowski, Dabrowa, Poland, 0.254-m Schmidt-Newtonian + CCD; 2.22' tail in p.a. 150 deg);
    14.93, 14.7, 0.22' (C. Harder, Neu Göhren, 0.531-m Newtonian);
    13.93, 14.7, 0.25' (C. Harder, Jeersdorf f, 0.531-m Newtonian);
    12.96, 14.2, 0.7' (M. Lošťák, Karlovy Vary, Czech Republic, 0.05-m Refractor + CCD);
    12.57, 14.0, 0.2' (F. Omori, Takanabe, 0.2-m Cassegrain reflector + CCD);
    11.95, 16.6, 0.25' (S. Shurpakov, 0.41-m Newtonian + CCD; 0.8' tail in p.a. 147 deg);
    10.99, 15.2, 0.4' (P. Carson, PGC, Fregenal de la Sierra, 0.315-m Cassegrain reflector + CCD);
    09.94, 16.1, 0.31' (S. Shurpakov, 0.41-m Newtonian + CCD; 0.7' tail in p.a. 152 deg);
    09.85, 14.4, 0.7' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 0.5' tail in p.a. 151 deg);
    09.84, 15.3, 0.8' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 0.8' tail in p.a. 153 deg);
    09.84, 15.2, 0.7' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 0.5' tail in p.a. 158 deg);
    08.95, 15.3, 0.5' (T. Lehmann, Weimar, 0.279-m Newtonian + CCD; 1.9' tail in p.a. 150 deg);
    08.95, 14.9, 0.2' (C. Harder, Jeersdorf f, 0.531-m Newtonian);
    08.94, 16.9, 0.27' (S. Shurpakov, 0.41-m Newtonian + CCD; 0.8' tail in p.a. 155 deg);
    07.86, 15.0, 0.6' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 0.4' tail in p.a. 159 deg);
    07.86, 15.7, 0.7' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 0.6' tail in p.a. 155 deg);
    07.85, 15.5, 0.7' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 0.8' tail in p.a. 155 deg);
    07.09, 14.8, 0.4' (P. Carson, PGC, Fregenal de la Sierra, 0.315-m Cassegrain reflector + CCD);
    07.00, 15.0, 0.33' (E. Bryssinck, Brixiis Observatory, Kruibeke (MPC B96), 0.4-m Newtonian + CCD; 1.3' tail in p.a. 154 deg);
    06.93, 15.1, 0.3' (S. Shurpakov, 0.41-m Newtonian + CCD; 0.8' tail in p.a. 157 deg);
    05.85, 15.4, 0.5' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 0.7' tail in p.a. 161 deg);
    05.62, 15.4, 0.5' (T. Yusa, 0.05-m Refractor + CCD);
    05.54, 15.3, 0.3' (K. Yoshimoto, 0.3-m Newtonian + CCD; 0.6' tail in p.a. 160 deg);
    04.87, 16.1, 0.37' (S. Shurpakov, 0.41-m Newtonian + CCD; 0.9' tail in p.a. 163 deg);
    04.87, 15.1, 0.7' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 0.3' tail in p.a. 156 deg);
    04.86, 14.1, 1.2' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 0.6' tail in p.a. 164 deg);
    04.86, 15.4, 0.6' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 0.8' tail in p.a. 154 deg);
    04.55, 15.3, 0.4' (T. Yusa, 0.05-m Refractor + CCD);


C/2024 T5 (ATLAS)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 25.77, 13.9, 0.6' (T. Yusa, 0.05-m Refractor + CCD);
    25.49, 13.8, 0.7' (M. Olason, Tucson Arizona, 0.05-m Refractor + CCD; 2' tail in p.a. 230 deg);
    24.78, 14.5, 0.6' (T. Yusa, 0.05-m Refractor + CCD; 0.5' tail in p.a. 234 deg);
    21.89, 14.1, 0.7' (A. Pearce, Nedlands, Perth, W. Australia, 0.05-m Refractor + CCD; 2.5' tail in p.a. 230 deg);
    21.84, 14.1, 0.7' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD; 4.6' tail in p.a. 226 deg);
    21.07, 13.9, 0.6' (R. Ramlow, L81, 0.106-m Refractor + CCD; 3.9' tail in p.a. 225 deg);
    20.84, 14.0, 0.7' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD; 4.1' tail in p.a. 229 deg);
    17.46, 13.8, 0.7' (M. Olason, Tucson Arizona, 0.091-m Refractor + CCD; 2' tail in p.a. 229 deg);
    16.88, 14.4, 0.7' (A. Pearce, Nedlands, Perth, W. Australia, 0.05-m Refractor + CCD; 1.4' tail in p.a. 230 deg);
    16.82, 14.0, 0.5' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD; 5.4' tail in p.a. 228 deg);
    15.89, 14.4, 0.6' (A. Pearce, Nedlands, Perth, W. Australia, 0.05-m Refractor + CCD; 1.2' tail in p.a. 232 deg);
    15.82, 14.3, 0.6' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD; 4.7' tail in p.a. 226 deg);
    14.89, 14.3, 0.6' (A. Pearce, Nedlands, Perth, W. Australia, 0.05-m Refractor + CCD; 2.2' tail in p.a. 220 deg);
    14.83, 14.3, 0.6' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD; 5.5' tail in p.a. 225 deg);
    13.83, 14.2, 0.6' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD; 4.7' tail in p.a. 226 deg);
    12.89, 14.3, 0.7' (A. Pearce, Nedlands, Perth, W. Australia, 0.05-m Refractor + CCD; 0.9' tail in p.a. 233 deg);
    12.83, 14.1, 0.7' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD; 3.7' tail in p.a. 225 deg);
    11.89, 14.3, 0.6' (A. Pearce, Nedlands, Perth, W. Australia, 0.05-m Refractor + CCD; 0.5' tail in p.a. 221 deg);
    11.83, 14.2, 0.6' (A. Pearce, Perth Observatory, Bickley, 0.35-m Schmidt-Cassegrain + CCD; 4.5' tail in p.a. 226 deg);
    05.89, 13.8, 0.8' (A. Pearce, Nedlands, Perth, W. Australia, 0.05-m Schmidt-Cassegrain + CCD; 1.1' tail in p.a. 223 deg);


C/2025 B2 (Borisov)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 22.91, 17.9, 0.34' (S. Shurpakov, 0.41-m Newtonian + CCD);
    17.22, 17.5, 0.29' (M. Olason, Tucson Arizona, 0.091-m Refractor + CCD);
    15.85, 18.3, 0.3' (S. Shurpakov, 0.41-m Newtonian + CCD);
    09.99, 18.3, 0.17' (S. Shurpakov, 0.41-m Newtonian + CCD);
    08.98, 18.2, 0.32' (S. Shurpakov, 0.41-m Newtonian + CCD);


C/2025 J1 (Borisov)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 26.12, 17.9, 0.22' (P. Dekelver, 0.3-m Newtonian + CCD);
    24.12, 18.0, 0.22' (P. Dekelver, 0.3-m Newtonian + CCD);
    23.11, 17.8, 0.3' (P. Dekelver, 0.3-m Newtonian + CCD);
    14.12, 17.9, 0.22' (P. Dekelver, 0.3-m Newtonian + CCD);


C/2025 M2 (PANSTARRS)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 17.27, 16.1, 0.29' (M. Olason, Tucson Arizona, 0.091-m Refractor + CCD);
    09.90, 17.0, 0.5' (J. Koukal, Valasske Mezirici, 0.25-m Newtonian + CCD);
    09.90, 17.2, 0.4' (J. Koukal, Valasske Mezirici, 0.25-m Newtonian + CCD);
    09.90, 17.6, 0.3' (J. Koukal, Valasske Mezirici, 0.25-m Newtonian + CCD);
    06.87, 16.4, 0.5' (T. Lehmann, Hakos (remote), 0.106-m Refractor + CCD; 0.3' tail in p.a. 105 deg);


C/2025 Y1 (ATLAS)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 04.75, 16.4, 0.5' (T. Lehmann, Hakos (remote), 0.106-m Refractor + CCD);


C/2026 A2 (Bok)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 30.35, 15.4, 0.3' (D. Swan, MPC U94, 0.508-m Cassegrain reflector + CCD);
    25.51, 14.9, 0.7' (T. Yusa, 0.05-m Refractor + CCD; 0.7' tail in p.a. 118 deg);
    24.53, 15.1, 0.5' (T. Yusa, 0.05-m Refractor + CCD; 0.3' tail in p.a. 120 deg);
    23.95, 14.5, 2.1' (S. Fritsche, Koeditz, 0.279-m Newtonian + CCD; 0.05° tail in p.a. 128 deg);
    23.88, 15.1, 0.48' (M. Meyer, 0.05-m Refractor + CCD; 0.6' tail in p.a. 113 deg);
    22.97, 14.6, 1.8' (S. Fritsche, Koeditz, 0.279-m Newtonian + CCD; 2.3' tail in p.a. 124 deg);
    22.88, 15.6, 0.35' (S. Shurpakov, 0.41-m Newtonian + CCD; 1' tail in p.a. 121 deg);
    21.99, 15.9, 0.45' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    21.86, 16.2, 0.25' (S. Shurpakov, 0.41-m Newtonian + CCD; 0.7' tail in p.a. 115 deg);
    21.05, 14.7, 1.5' (S. Fritsche, Koeditz, 0.279-m Newtonian + CCD; 1.7' tail in p.a. 120 deg);
    18.97, 15.7, 0.45' (K. Hills, Tacande Observatory, La Palma (MPC J22), 0.5-m Newtonian + CCD);
    17.20, 14.9, 0.6' (M. Olason, Tucson Arizona, 0.091-m Refractor + CCD; 2.5' tail in p.a. 119 deg);
    15.88, 15.8, 2' (T. Csorgei, 0.28-m Schmidt-Cassegrain + CCD; 1.6' tail in p.a. 122 deg);
    15.86, 14.5, 1.3' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 1.7' tail in p.a. 124 deg);
    15.85, 15.2, 1.2' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 1.9' tail in p.a. 126 deg);
    15.85, 16.2, 0.9' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 1.2' tail in p.a. 114 deg);
    15.83, 15.9, 0.29' (S. Shurpakov, 0.41-m Newtonian + CCD; 0.5' tail in p.a. 118 deg);
    15.48, 15.2, 0.6' (T. Yusa, 0.05-m Refractor + CCD);
    14.94, 15.5, 0.3' (C. Harder, Neu Göhren, 0.531-m Newtonian);
    14.54, 15.7, 0.3' (K. Yoshimoto, 0.3-m Newtonian + CCD; 0.6' tail in p.a. 130 deg);
    13.95, 15.3, 0.35' (C. Harder, Jeersdorf f, 0.531-m Newtonian);
    13.08, 15.8, 0.5' (W. Kutschera, 0.508-m Newtonian + CCD; 0.02° tail);
    10.02, 15.6, 0.47' (M. Meyer, 0.05-m Refractor + CCD; 0.3' tail in p.a. 129 deg);
    09.97, 16.4, 0.3' (S. Shurpakov, 0.41-m Newtonian + CCD; 0.5' tail in p.a. 124 deg);
    09.86, 15.0, 1' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 1.1' tail in p.a. 123 deg);
    09.85, 15.3, 1' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 1.2' tail in p.a. 127 deg);
    09.85, 15.6, 1.1' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 1' tail in p.a. 125 deg);
    09.02, 15.6, 0.6' (M. Meyer, 0.05-m Refractor + CCD; 0.4' tail in p.a. 116 deg);
    08.96, 16.2, 0.32' (S. Shurpakov, 0.41-m Newtonian + CCD; 0.8' tail in p.a. 130 deg);
    08.96, 15.8, 0.25' (C. Harder, Jeersdorf f, 0.531-m Newtonian);
    08.95, 15.2, 1.3' (S. Fritsche, Koeditz, 0.279-m Newtonian + CCD; 2.1' tail in p.a. 140 deg);
    08.90, 15.3, 1' (T. Lehmann, Weimar, 0.279-m Newtonian + CCD; 1.9' tail in p.a. 132 deg);
    08.02, 16.0, 0.47' (M. Meyer, 0.05-m Refractor + CCD; 0.3' tail in p.a. 122 deg);
    07.88, 16.0, 0.7' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 0.7' tail in p.a. 127 deg);
    07.88, 15.0, 1' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 1.1' tail in p.a. 135 deg);
    07.88, 15.8, 0.8' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 1.3' tail in p.a. 130 deg);
    07.02, 15.8, 0.47' (M. Meyer, 0.05-m Refractor + CCD; 0.4' tail in p.a. 119 deg);
    06.99, 15.6, 0.5' (W. Kutschera, 0.508-m Newtonian + CCD);
    06.95, 15.1, 1.6' (S. Fritsche, Koeditz, 0.279-m Newtonian + CCD; 1.7' tail in p.a. 138 deg);
    06.94, 16.0, 0.2' (S. Shurpakov, 0.41-m Newtonian + CCD);
    05.91, 15.8, 1.6' (U. Pilz, Leipzig, 0.035-m Refractor + CCD);
    04.90, 15.4, 0.8' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 0.5' tail in p.a. 135 deg);
    04.90, 16.2, 0.8' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 0.5' tail in p.a. 133 deg);
    04.90, 16.3, 0.29' (S. Shurpakov, 0.41-m Newtonian + CCD; 0.6' tail in p.a. 141 deg);
    04.89, 15.7, 0.9' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 0.5' tail in p.a. 136 deg);
    04.51, 16.0, 0.5' (T. Yusa, 0.05-m Refractor + CCD);


C/2026 AZ17 (Bok)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 22.85, 17.1, 0.7' (S. Fritsche, Koeditz, 0.279-m Newtonian + CCD; 0.4' tail in p.a. 113 deg);
    22.80, 17.5, 0.43' (S. Shurpakov, 0.41-m Newtonian + CCD);
    15.88, 18.2, 0.26' (S. Shurpakov, 0.41-m Newtonian + CCD);
    15.87, 17.3, 0.7' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 0.4' tail in p.a. 158 deg);
    11.88, 18.1, 0.35' (S. Shurpakov, 0.41-m Newtonian + CCD);
    09.90, 17.7, 0.44' (S. Shurpakov, 0.41-m Newtonian + CCD);
    08.87, 18.3, 0.28' (S. Shurpakov, 0.41-m Newtonian + CCD);
    08.86, 16.9, 0.8' (S. Fritsche, Koeditz, 0.279-m Newtonian + CCD; 0.7' tail in p.a. 160 deg);
    06.93, 17.3, 0.6' (T. Lehmann, Weimar, 0.279-m Newtonian + CCD);


C/2026 C1 (Tsuchinshan)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 22.85, -3.5, 32' (A. Shibaev, Magnitogorsk, 0.2-m Newtonian; 7.8° tail in p.a. 45 deg);
    22.48, 2.5, 18' (A. Shibaev, Magnitogorsk, 0.2-m Newtonian; 4.5° tail in p.a. 45 deg);
    22.09, 7.2, 4.5' (A. Shibaev, Magnitogorsk, 0.2-m Newtonian; 2.3° tail in p.a. 45 deg);


C/2026 J1 (PANSTARRS)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 15.89, 18.8, 0.5' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD);
    11.90, 18.6, 0.43' (S. Shurpakov, 0.41-m Newtonian + CCD);


C/2026 L1 (PANSTARRS)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 15.86, 18.6, 0.4' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD);
    07.03, 17.9, 0.4' (P. Carson, PGC, Fregenal de la Sierra, 0.315-m Cassegrain reflector + CCD);


C/2026 M3 (MASTER)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 22.86, 17.9, 0.42' (F. Carrasco Lopez, Observatorio Villuercas-Navezuelas (MPC R49), 0.25-m Newtonian + CCD);
    06.86, 20.8, 0.08' (S. Shurpakov, 0.41-m Newtonian + CCD);


P/2005 S2 (Skiff)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 19.18, 21.3, -- (J. Maikner, Comet Hunter Observatory2, New Ringgold, 0.3-m Hyperboloid astro-camera + CCD);


P/2021 N1 (ZTF)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2026
aug 24.73, 16.3, 0.5' (T. Yusa, 0.05-m Refractor + CCD);
    23.99, 17.5, 0.5' (S. Fritsche, Koeditz, 0.279-m Newtonian + CCD; 0.7' tail in p.a. 269 deg);
    17.36, 16.6, 0.4' (M. Olason, Tucson Arizona, 0.091-m Refractor + CCD; 1.2' tail in p.a. 270 deg);
    15.97, 16.8, 0.7' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 1.6' tail in p.a. 262 deg);
    11.11, 16.1, 0.4' (P. Carson, PGC, Fregenal de la Sierra, 0.315-m Cassegrain reflector + CCD);
    11.02, 17.7, 0.3' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 0.9' tail in p.a. 267 deg);
    11.02, 16.6, 0.3' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 2.1' tail in p.a. 267 deg);
    11.02, 16.7, 0.5' (J. Koukal, Valasske Mezirici, 0.5-m Newtonian + CCD; 2.5' tail in p.a. 266 deg);
    09.32, 16.7, 0.4' (M. Olason, Tucson Arizona, 0.091-m Refractor + CCD; 0.7' tail in p.a. 270 deg);