3I/ATLAS
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2025
oct
02.47,
12.0,
1.2'
(A. Pearce,
Nedlands, Perth,
0.05-m
Refractor + CCD);
01.47,
12.7,
0.7'
(A. Pearce,
Nedlands, Perth,
0.05-m
Refractor + CCD);
sep
30.09,
12.2,
0.7'
(M. Olason,
Arizona,
0.05-m
Refractor + CCD);
29.48,
12.6,
1'
(A. Pearce,
Nedlands, Perth (MPC P14),
0.05-m
Refractor + CCD);
29.09,
12.5,
0.7'
(M. Olason,
Arizona,
0.05-m
Refractor + CCD);
27.41,
11.9,
1.2'
(M. Mattiazzo,
Strathalbyn, South Australia,
0.07-m
Camera lens + CCD);
26.44,
12.0,
1.2'
(M. Mattiazzo,
Strathalbyn, South Australia,
0.07-m
Camera lens + CCD);
26.11,
12.5,
0.7'
(M. Olason,
Arizona,
0.05-m
Refractor + CCD);
25.49,
13.3,
0.8'
(A. Pearce,
Nedlands, Perth,
0.05-m
Refractor + CCD);
24.49,
13.3,
0.8'
(A. Pearce,
Nedlands, Perth,
0.05-m
Refractor + CCD);
24.12,
12.4,
0.7'
(M. Olason,
Arizona,
0.091-m
Refractor + CCD;
1'
tail in p.a. 103 deg);
23.91,
12.4,
1'
(J. de Souza Aguiar,
0.27-m
Newtonian);
23.50,
13.2,
0.8'
(A. Pearce,
Nedlands, Perth (MPC P14),
0.05-m
Refractor + CCD);
23.41,
12.6,
1.6'
(M. Mattiazzo,
Lake Boga, Victoria, Australia,
0.07-m
Camera lens + CCD);
23.40,
12.1,
1.1'
(C. Wyatt,
0.4-m
Newtonian);
23.11,
13.1,
0.8'
(M. Olason,
Arizona,
0.05-m
Refractor + CCD;
1'
tail in p.a. 104 deg);
22.77,
12.1,
4'
(M. Jaeger,
Farm Tivoli, Namibia,
0.3-m
Hyperboloid astro-camera + CCD);
21.12,
12.9,
0.7'
(M. Olason,
Arizona,
0.091-m
Refractor + CCD;
1'
tail in p.a. 104 deg);
20.11,
13.7,
0.6'
(M. Olason,
Arizona,
0.05-m
Refractor + CCD;
1'
tail in p.a. 105 deg);
17.44,
13.3,
1.7'
(M. Mattiazzo,
Strathalbyn, South Australia,
0.28-m
Schmidt reflector + CCD);
17.40,
11.8,
1.2'
(J. Chambó Bris,
Siding Spring, Australia,
0.432-m
Ritchey-Chretien + CCD;
3'
tail in p.a. 101 deg);
16.78,
12.3,
6.1'
(T. Lehmann,
Hakos (remote),
0.106-m
Refractor + CCD;
2.4'
tail in p.a. 107 deg);
16.40,
14.5,
0.4'
(C. Wyatt,
0.4-m
Newtonian);
16.14,
13.8,
0.5'
(M. Olason,
Arizona,
0.091-m
Refractor + CCD;
1'
tail in p.a. 105 deg);
15.39,
14.7,
0.5'
(C. Wyatt,
0.4-m
Newtonian);
15.13,
14.1,
0.5'
(M. Olason,
Arizona,
0.05-m
Refractor + CCD);
14.81,
12.7,
4'
(T. Lehmann,
Tivoli,
0.3-m
Newtonian + CCD;
0.6'
tail in p.a. 107 deg);
14.14,
14.1,
0.5'
(M. Olason,
Arizona,
0.091-m
Refractor + CCD;
1'
tail in p.a. 105 deg);
13.78,
13.1,
3.6'
(T. Lehmann,
Hakos (remote),
0.106-m
Refractor + CCD;
1.9'
tail in p.a. 109 deg);
13.12,
14.8,
0.4'
(M. Olason,
Arizona,
0.05-m
Refractor + CCD);
12.82,
14.6,
0.8'
(M. Buechner,
Castilléjar, Spain,
0.14-m
Refractor + CCD;
2'
tail);
12.42,
14.1,
2.2'
(K. Yoshimoto,
0.51-m
Newtonian + CCD;
1'
tail in p.a. 103 deg);
11.76,
13.6,
2.4'
(T. Lehmann,
Hakos (remote),
0.106-m
Refractor + CCD;
1.2'
tail in p.a. 109 deg);
11.61,
16.1,
--
(G. Nobre,
Manaus - X33,
2-m
Newtonian + CCD);
10.77,
13.5,
3'
(T. Lehmann,
Hakos (remote),
0.106-m
Refractor + CCD;
1.1'
tail in p.a. 104 deg);
10.12,
14.7,
0.4'
(M. Olason,
Arizona,
0.05-m
Refractor + CCD;
0.4'
tail in p.a. 109 deg);
09.50,
14.4,
0.5'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
09.15,
15.0,
0.4'
(M. Olason,
Arizona,
0.05-m
Refractor + CCD);
08.44,
15.0,
0.4'
(M. Mattiazzo,
Strathalbyn, South Australia,
0.05-m
Camera lens + CCD);
08.14,
15.2,
0.3'
(M. Olason,
Arizona,
0.05-m
Refractor + CCD);
07.78,
13.6,
3.5'
(T. Lehmann,
Tivoli,
0.3-m
Newtonian + CCD;
0.8'
tail in p.a. 108 deg);
24P/Schaumasse
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2025
sep
29.76,
17.6,
0.3'
(K. Yoshimoto,
0.3-m
Newtonian + CCD);
21.09,
18.7,
0.25'
(M. Šrejber,
Hvezdarna a planetarium Hradec Kralove (MPC 048),
0.25-m
Newtonian + CCD);
43P/Wolf-Harrington
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2025
oct
03.16,
17.1,
0.35'
(J. Zakrajšek,
Crni Vrh Observatory (MPC 106),
0.6-m
Prime focus of a reflector + CCD);
01.83,
17.3,
0.2'
(K. Yoshimoto,
0.3-m
Newtonian + CCD;
0.5'
tail in p.a. 260 deg);
47P/Ashbrook-Jackson
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2025
oct
02.65,
15.4,
0.6'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
sep
30.56,
16.2,
0.4'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
29.82,
16.5,
0.4'
(G. Pappa,
Piemonte,Italy (remote control),
0.23-m
Newtonian + CCD);
29.80,
15.8,
0.5'
(M. Šrejber,
Hvezdarna a planetarium Hradec Kralove (MPC 048),
0.25-m
Newtonian + CCD);
28.87,
15.8,
0.6'
(M. Šrejber,
Hvezdarna a planetarium Hradec Kralove (MPC 048),
0.25-m
Newtonian + CCD;
0.3'
tail in p.a. 348 deg);
28.82,
16.1,
1.2'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD);
24.65,
15.8,
0.5'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
23.55,
15.6,
0.5'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD;
0.5'
tail in p.a. 299 deg);
22.54,
15.8,
0.5'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
21.71,
15.8,
0.5'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD;
0.3'
tail in p.a. 262 deg);
20.97,
15.3,
1.1'
(S. Fritsche,
Koeditz,
0.279-m
Newtonian + CCD;
0.8'
tail in p.a. 251 deg);
20.92,
15.8,
0.5'
(M. Šrejber,
Hvezdarna a planetarium Hradec Kralove (MPC 048),
0.25-m
Newtonian + CCD;
0.6'
tail in p.a. 251 deg);
20.85,
15.1,
0.7'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD);
20.60,
15.5,
0.7'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD;
3.3'
tail in p.a. 240 deg);
19.94,
15.7,
0.6'
(J. Zakrajšek,
Crni Vrh Observatory (MPC 106),
0.6-m
Prime focus of a reflector + CCD;
4.8'
tail in p.a. 238 deg);
19.90,
15.6,
0.48'
(M. Šrejber,
Hvezdarna a planetarium Hradec Kralove (MPC 048),
0.25-m
Newtonian + CCD);
19.84,
15.9,
0.8'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
2.8'
tail in p.a. 246 deg);
18.90,
16.0,
0.8'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
1.4'
tail in p.a. 244 deg);
17.90,
16.2,
0.8'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
0.6'
tail in p.a. 253 deg);
16.90,
15.9,
0.8'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
0.7'
tail in p.a. 256 deg);
15.94,
15.3,
1.1'
(T. Lehmann,
Hakos (remote),
0.106-m
Refractor + CCD;
0.05° tail in p.a. 246 deg);
12.53,
15.9,
0.4'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
11.81,
15.3,
1.1'
(T. Lehmann,
Hakos (remote),
0.106-m
Refractor + CCD;
0.06° tail in p.a. 247 deg);
11.58,
15.6,
0.6'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD;
2.5'
tail in p.a. 244 deg);
09.58,
15.4,
0.5'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
48P/Johnson
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2025
oct
02.76,
16.5,
0.4'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
01.78,
15.7,
0.8'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD;
1.3'
tail in p.a. 254 deg);
sep
30.06,
17.0,
0.3'
(G. Pappa,
Piemonte,Italy (remote control),
0.23-m
Newtonian + CCD);
30.03,
16.2,
0.7'
(M. Šrejber,
Hvezdarna a planetarium Hradec Kralove (MPC 048),
0.25-m
Newtonian + CCD;
0.7'
tail in p.a. 242 deg);
29.73,
16.6,
0.4'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
29.09,
17.0,
1.2'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
1.4'
tail in p.a. 258 deg);
21.79,
16.6,
0.5'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD;
0.7'
tail in p.a. 57 deg);
21.70,
16.8,
0.45'
(A. Pearce,
Mardella Observatory,
1-m
Newtonian + CCD;
0.4'
tail in p.a. 65 deg);
21.09,
16.9,
1'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
2.2'
tail in p.a. 254 deg);
20.73,
16.5,
0.6'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD;
0.5'
tail in p.a. 68 deg);
09.74,
16.5,
0.5'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
78P/Gehrels
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2025
oct
02.60,
17.4,
0.3'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
02.01,
17.7,
--
(J. Maikner,
Comet Hunter Observatory2, New Ringgold,
0.305-m
Hyperboloid astro-camera + CCD);
01.59,
17.5,
0.35'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
sep
29.56,
17.1,
0.4'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
24.77,
16.6,
0.5'
(G. Pappa,
Namibia (remote control),
0.45-m
Newtonian + CCD);
24.48,
16.5,
0.4'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
23.48,
16.4,
0.4'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
21.13,
16.8,
0.4'
(M. Olason,
Arizona,
0.091-m
Refractor + CCD);
11.78,
16.8,
0.7'
(T. Lehmann,
Hakos (remote),
0.106-m
Refractor + CCD);
11.51,
16.9,
0.4'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
95P/Chiron
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2025
sep
17.90,
19.3,
0.3'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD);
16.92,
19.0,
0.2'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD);
105P/Singer Brewster
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2025
sep
24.74,
19.0,
0.1'
(G. Pappa,
Namibia (remote control),
0.45-m
Newtonian + CCD);
128P/Shoemaker-Holt
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2025
sep
29.92,
20.1,
0.32'
(M. Šrejber,
Hvezdarna a planetarium Hradec Kralove (MPC 048),
0.25-m
Newtonian + CCD);
28.93,
20.0,
0.25'
(M. Šrejber,
Hvezdarna a planetarium Hradec Kralove (MPC 048),
0.25-m
Newtonian + CCD);
27.57,
20.2,
0.2'
(K. Yoshimoto,
0.3-m
Newtonian + CCD);
20.21,
20.1,
--
(J. Maikner,
Comet Hunter Observatory2, New Ringgold,
0.305-m
Hyperboloid astro-camera + CCD);
19.19,
19.9,
--
(J. Maikner,
Comet Hunter Observatory2, New Ringgold,
0.305-m
Hyperboloid astro-camera + CCD);
131P/Mueller
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2025
sep
19.95,
19.6,
0.23'
(J. Zakrajšek,
Crni Vrh Observatory (MPC 106),
0.6-m
Prime focus of a reflector + CCD);
18.84,
19.9,
0.23'
(J. Zakrajšek,
Crni Vrh Observatory (MPC 106),
0.6-m
Prime focus of a reflector + CCD);
145P/Shoemaker-Levy
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2025
oct
02.64,
16.4,
0.5'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
01.69,
17.1,
0.5'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
sep
29.71,
17.2,
0.4'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
24.73,
17.7,
0.3'
(G. Pappa,
Namibia (remote control),
0.45-m
Newtonian + CCD);
24.68,
17.2,
0.4'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
23.57,
17.6,
0.4'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
22.56,
17.6,
0.4'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
21.69,
17.4,
0.4'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
21.18,
17.1,
0.3'
(M. Olason,
Arizona,
0.091-m
Refractor + CCD);
164P/Christensen
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2025
sep
29.13,
17.6,
0.39'
(J. Zakrajšek,
Crni Vrh Observatory (MPC 106),
0.6-m
Prime focus of a reflector + CCD);
19.12,
17.8,
0.31'
(J. Zakrajšek,
Crni Vrh Observatory (MPC 106),
0.6-m
Prime focus of a reflector + CCD);
171P/Spahr
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2025
sep
20.35,
18.9,
--
(J. Maikner,
Comet Hunter Observatory2, New Ringgold,
0.305-m
Hyperboloid astro-camera + CCD);
210P/Christensen
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2025
oct
02.58,
16.3,
0.4'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
01.62,
16.4,
0.4'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
sep
24.62,
17.0,
0.35'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
23.64,
17.0,
0.35'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
21.67,
17.3,
0.35'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
20.69,
17.4,
0.3'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
19.56,
17.3,
0.3'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
12.67,
18.0,
0.35'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
11.65,
18.1,
0.4'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
09.63,
18.2,
0.35'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
217P/LINEAR
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2025
oct
01.80,
15.8,
0.5'
(K. Yoshimoto,
0.3-m
Newtonian + CCD;
8'
tail in p.a. 275 deg);
sep
27.12,
15.9,
0.7'
(A. Pearce,
Skygems Namibia Remote Observatory,
0.45-m
Schmidt-Cassegrain + CCD;
1.8'
tail in p.a. 269 deg);
24.13,
16.0,
0.6'
(A. Pearce,
Skygems Namibia Remote Observatory,
0.45-m
Schmidt-Cassegrain + CCD;
3.1'
tail in p.a. 273 deg);
21.14,
16.4,
0.8'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
5.2'
tail in p.a. 272 deg);
20.13,
16.1,
0.6'
(J. Zakrajšek,
Crni Vrh Observatory (MPC 106),
0.6-m
Prime focus of a reflector + CCD;
5.6'
tail in p.a. 272 deg);
09.48,
15.3,
0.6'
(M. Olason,
Arizona,
0.05-m
Refractor + CCD);
240P/NEAT
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2025
oct
04.13,
13.9,
2'
(J. Zakrajšek,
Crni Vrh Observatory (MPC 106),
0.6-m
Prime focus of a reflector + CCD;
15.8'
tail in p.a. 256 deg);
04.07,
14.4,
2.1'
(T. Csorgei,
0.28-m
Schmidt-Cassegrain + CCD;
5.5'
tail in p.a. 254 deg);
03.11,
13.1,
1'
(W. Kutschera,
0.508-m
Newtonian);
03.10,
13.5,
1.8'
(U. Pilz,
Leipzig,
0.035-m
Refractor + CCD);
03.01,
12.9,
1.3'
(C. Harder,
nahe Westerholz,
0.531-m
Newtonian;
1'
tail in p.a. 250 deg);
03.00,
15.2,
1.1'
(T. Csorgei,
0.23-m
Newtonian + CCD;
2.3'
tail in p.a. 264 deg);
02.78,
13.9,
0.9'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD;
4.4'
tail in p.a. 250 deg);
02.66,
14.1,
1'
(A. Pearce,
Nedlands, Perth,
0.05-m
Refractor + CCD;
1'
tail in p.a. 259 deg);
01.66,
14.0,
1.1'
(A. Pearce,
Nedlands, Perth,
0.05-m
Refractor + CCD;
1.5'
tail in p.a. 253 deg);
01.13,
13.3,
2.6'
(S. Fritsche,
Koeditz,
0.279-m
Newtonian + CCD;
0.1° tail in p.a. 254 deg);
sep
30.16,
14.0,
2'
(P. Carson,
PGC Observatory Z10, Fregenal de la sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
30.08,
14.1,
0.9'
(M. Šrejber,
Hvezdarna a planetarium Hradec Kralove (MPC 048),
0.25-m
Newtonian + CCD;
7.4'
tail in p.a. 258 deg);
29.79,
14.4,
0.5'
(K. Yoshimoto,
0.3-m
Newtonian + CCD;
3.5'
tail in p.a. 255 deg);
29.67,
13.9,
1'
(A. Pearce,
Nedlands, Perth (MPC P14),
0.05-m
Refractor + CCD);
29.09,
14.5,
1.7'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
14.5'
tail in p.a. 252 deg);
29.03,
14.2,
0.7'
(M. Šrejber,
Hvezdarna a planetarium Hradec Kralove (MPC 048),
0.25-m
Newtonian + CCD;
9.9'
tail in p.a. 256 deg);
26.93,
14.0,
1'
(G. Pappa,
Namibia (remote control),
0.106-m
Refractor + CCD;
2'
tail);
25.71,
14.2,
0.8'
(A. Pearce,
Nedlands, Perth,
0.05-m
Refractor + CCD;
0.8'
tail in p.a. 264 deg);
24.82,
14.0,
1'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD;
1.5'
tail in p.a. 253 deg);
24.68,
14.1,
1'
(A. Pearce,
Nedlands, Perth,
0.05-m
Refractor + CCD;
0.8'
tail in p.a. 265 deg);
23.76,
13.6,
0.8'
(O. Miyazaki,
0.32-m
Newtonian);
23.69,
14.1,
0.9'
(A. Pearce,
Nedlands, Perth (MPC P14),
0.05-m
Refractor + CCD;
1.3'
tail in p.a. 258 deg);
22.72,
14.0,
0.7'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD;
2.7'
tail in p.a. 247 deg);
22.06,
14.5,
1.2'
(M. Paradowski,
0.075-m
Refractor + CCD);
22.06,
13.7,
1.2'
(M. Paradowski,
0.075-m
Refractor + CCD);
21.80,
13.5,
1.5'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD;
9.1'
tail in p.a. 252 deg);
21.80,
14.2,
0.5'
(S. Yoshida,
0.4-m
Newtonian);
21.68,
14.2,
0.8'
(A. Pearce,
Mardella Observatory,
1-m
Newtonian + CCD;
3.1'
tail in p.a. 264 deg);
21.11,
13.4,
1.7'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
11'
tail in p.a. 254 deg);
21.10,
13.0,
3.7'
(S. Fritsche,
Koeditz,
0.279-m
Newtonian + CCD;
0.2° tail in p.a. 254 deg);
21.10,
14.4,
1.7'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
12.7'
tail in p.a. 254 deg);
21.10,
14.4,
1.3'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
8.4'
tail in p.a. 253 deg);
21.07,
14.2,
0.8'
(C. Harder,
Jeßnick / HTT,
0.531-m
Newtonian);
21.02,
14.3,
0.9'
(M. Šrejber,
Hvezdarna a planetarium Hradec Kralove (MPC 048),
0.25-m
Newtonian + CCD;
10.9'
tail in p.a. 254 deg);
20.74,
13.9,
1.1'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD;
7.8'
tail in p.a. 251 deg);
20.08,
14.6,
1.2'
(T. Csorgei,
0.28-m
Schmidt-Cassegrain + CCD;
4.2'
tail in p.a. 253 deg);
20.02,
14.4,
0.9'
(M. Šrejber,
Hvezdarna a planetarium Hradec Kralove (MPC 048),
0.25-m
Newtonian + CCD;
5'
tail in p.a. 252 deg);
19.09,
13.1,
3.7'
(S. Fritsche,
Koeditz,
0.279-m
Newtonian + CCD;
0.08° tail in p.a. 250 deg);
18.13,
14.1,
1.6'
(J. Zakrajšek,
Crni Vrh Observatory (MPC 106),
0.6-m
Prime focus of a reflector + CCD;
14.3'
tail in p.a. 253 deg);
18.09,
12.9,
0.5'
(W. Hasubick,
0.44-m
Newtonian);
17.77,
13.8,
1.3'
(O. Miyazaki,
0.32-m
Newtonian);
11.72,
14.5,
0.8'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD;
5.8'
tail in p.a. 248 deg);
08.73,
14.0,
0.8'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD;
0.6'
tail in p.a. 246 deg);
08.47,
14.3,
0.7'
(M. Olason,
Arizona,
0.05-m
Refractor + CCD;
5'
tail in p.a. 259 deg);
08.11,
14.5,
1.8'
(U. Pilz,
Leipzig,
0.035-m
Refractor + CCD);
08.01,
14.4,
1'
(S. Fritsche,
Koeditz,
0.279-m
Newtonian + CCD;
2.1'
tail in p.a. 249 deg);
261P/Larson
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2025
sep
24.77,
17.2,
0.3'
(G. Pappa,
Namibia (remote control),
0.45-m
Newtonian + CCD);
302P/Lemmon-PANSTARRS
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2025
oct
02.69,
16.1,
0.5'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
01.66,
16.3,
0.5'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
sep
30.69,
16.3,
0.4'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
27.59,
15.8,
0.7'
(K. Yoshimoto,
0.3-m
Newtonian + CCD;
2.5'
tail in p.a. 260 deg);
25.83,
16.1,
0.5'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
24.73,
16.3,
0.4'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
23.61,
16.5,
0.4'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
22.60,
16.6,
0.4'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
21.64,
16.2,
0.6'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD;
1.4'
tail in p.a. 257 deg);
20.65,
15.9,
0.7'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD;
1.8'
tail in p.a. 253 deg);
11.62,
16.3,
0.5'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
11.59,
16.1,
0.5'
(A. Pearce,
Mardella Observatory,
1-m
Newtonian + CCD);
315P/LONEOS
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2025
sep
19.26,
20.4,
--
(J. Maikner,
Comet Hunter Observatory2, New Ringgold,
0.305-m
Hyperboloid astro-camera + CCD);
351P/Wiegert-PANSTARRS
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2025
sep
17.48,
17.9,
0.4'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
11.49,
17.7,
0.4'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
09.60,
17.1,
0.4'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
08.51,
17.1,
0.3'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
414P/STEREO
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2025
sep
21.81,
[12.6,
0.5'
(S. Yoshida,
0.4-m
Newtonian);
19.39,
16.3,
10'
(J. Maikner,
Comet Hunter Observatory2, New Ringgold,
0.305-m
Hyperboloid astro-camera + CCD);
14.82,
14.2,
0.8'
(K. Yoshimoto,
0.3-m
Newtonian + CCD);
14.49,
14.0,
0.8'
(M. Olason,
Arizona,
0.091-m
Refractor + CCD);
486P/Leonard
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2025
oct
02.67,
16.9,
0.4'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
01.64,
16.7,
0.5'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
sep
30.67,
16.7,
0.5'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
29.60,
16.7,
0.5'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
25.77,
16.6,
0.4'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
24.71,
16.8,
0.5'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
23.59,
16.9,
0.5'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
22.58,
16.7,
0.4'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD;
0.3'
tail in p.a. 228 deg);
21.62,
17.0,
0.5'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
20.62,
17.4,
0.3'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
12.69,
16.9,
0.4'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
11.60,
17.1,
0.3'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
C/2014 UN271 (Bernardinelli-Bernstein)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2025
oct
02.82,
14.9,
0.6'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
01.82,
14.9,
0.7'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
sep
29.80,
15.2,
0.6'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
24.85,
14.8,
0.7'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
23.74,
15.2,
0.5'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
21.84,
15.2,
0.5'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
20.79,
14.9,
0.6'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
11.77,
15.2,
0.6'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
09.69,
15.2,
0.5'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
C/2017 K2 (PANSTARRS)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2025
oct
04.09,
18.3,
0.5'
(T. Csorgei,
0.28-m
Schmidt-Cassegrain + CCD);
C/2019 U5 (PANSTARRS)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2025
oct
02.80,
17.2,
0.5'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
01.80,
17.2,
0.5'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
sep
21.82,
17.1,
0.5'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
20.81,
17.0,
0.4'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
11.75,
17.5,
0.4'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
C/2020 V2 (ZTF)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2025
oct
02.62,
16.8,
0.5'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
01.67,
17.4,
0.5'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
sep
29.63,
17.1,
0.4'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
21.65,
16.7,
0.6'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
20.67,
16.9,
0.5'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
11.67,
17.0,
0.6'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
09.67,
16.6,
0.5'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
C/2021 G2 (Atlas)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2025
sep
19.76,
15.5,
1.3'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD);
16.80,
14.6,
1.3'
(T. Lehmann,
Hakos (remote),
0.106-m
Refractor + CCD;
0.1° tail in p.a. 232 deg);
11.77,
15.3,
1.2'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD);
10.79,
14.6,
1.2'
(T. Lehmann,
Hakos (remote),
0.106-m
Refractor + CCD;
0.11° tail in p.a. 230 deg);
10.15,
14.3,
0.8'
(M. Olason,
Arizona,
0.05-m
Refractor + CCD);
08.49,
14.5,
0.8'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
C/2021 S3 (PANSTARRS)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2025
sep
18.82,
18.5,
0.39'
(J. Zakrajšek,
Crni Vrh Observatory (MPC 106),
0.6-m
Prime focus of a reflector + CCD);
17.90,
18.7,
0.2'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD);
C/2022 E2 (ATLAS)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2025
oct
03.81,
14.6,
0.9'
(U. Pilz,
Leipzig,
0.035-m
Refractor + CCD);
03.78,
16.2,
0.5'
(T. Csorgei,
0.28-m
Schmidt-Cassegrain + CCD);
02.77,
16.0,
0.8'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD);
sep
30.87,
16.4,
0.6'
(S. Fritsche,
Koeditz,
0.279-m
Newtonian + CCD);
29.89,
15.7,
0.3'
(M. Lombardo,
Zen Observatory, Scandicci (MPC M26),
0.3-m
Ritchey-Chretien + CCD);
29.87,
15.3,
0.6'
(M. Šrejber,
Hvezdarna a planetarium Hradec Kralove (MPC 048),
0.25-m
Newtonian + CCD);
28.91,
16.0,
0.5'
(R. Arnold,
Skye, Scotland,
0.2-m
Schmidt-Cassegrain);
28.82,
15.3,
0.6'
(M. Šrejber,
Hvezdarna a planetarium Hradec Kralove (MPC 048),
0.25-m
Newtonian + CCD);
28.80,
15.6,
0.8'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD);
23.84,
15.1,
0.45'
(M. Paling,
Appledorne Observatory, Farnsfield (MPC Z11),
0.12-m
Refractor + CCD);
21.90,
15.9,
0.8'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD);
21.56,
14.5,
1.06'
(Y. Yamaguchi,
0.13-m
Hyperboloid astro-camera + CCD);
20.93,
14.7,
1.2'
(S. Fritsche,
Koeditz,
0.279-m
Newtonian + CCD;
0.9'
tail in p.a. 68 deg);
20.86,
15.2,
0.48'
(M. Šrejber,
Hvezdarna a planetarium Hradec Kralove (MPC 048),
0.25-m
Newtonian + CCD);
20.84,
15.8,
1'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD);
20.78,
15.8,
0.39'
(S. Shurpakov,
0.41-m
Newtonian + CCD);
19.81,
15.6,
1'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD);
18.93,
14.7,
1.7'
(S. Fritsche,
Koeditz,
0.279-m
Newtonian + CCD;
0.08° tail in p.a. 50 deg);
18.92,
15.9,
1.3'
(M. Lošťák,
0.2-m
Newtonian + CCD);
18.92,
14.9,
0.7'
(M. Lošťák,
0.2-m
Newtonian + CCD);
17.85,
15.8,
0.8'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD);
16.89,
15.9,
0.7'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD);
11.79,
15.7,
1'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD);
07.92,
15.3,
1.7'
(S. Fritsche,
Koeditz,
0.279-m
Newtonian + CCD);
06.84,
16.5,
0.3'
(T. Csorgei,
0.28-m
Schmidt-Cassegrain + CCD);
C/2022 N2 (PANSTARRS)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2025
oct
04.14,
14.1,
1.8'
(J. Zakrajšek,
Crni Vrh Observatory (MPC 106),
0.6-m
Prime focus of a reflector + CCD;
7.4'
tail in p.a. 257 deg);
04.05,
14.6,
1.9'
(T. Csorgei,
0.28-m
Schmidt-Cassegrain + CCD;
5.9'
tail in p.a. 245 deg);
04.04,
14.8,
1.9'
(T. Csorgei,
0.28-m
Schmidt-Cassegrain + CCD;
4.7'
tail in p.a. 254 deg);
03.03,
14.2,
0.9'
(C. Harder,
nahe Westerholz,
0.531-m
Newtonian);
02.90,
14.7,
1.2'
(T. Csorgei,
0.23-m
Newtonian + CCD);
02.75,
14.5,
0.7'
(A. Pearce,
Nedlands, Perth,
0.05-m
Refractor + CCD);
02.74,
14.1,
0.7'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
01.75,
14.4,
0.8'
(A. Pearce,
Nedlands, Perth,
0.05-m
Refractor + CCD;
1'
tail in p.a. 257 deg);
01.75,
14.5,
0.7'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
sep
29.97,
14.3,
0.9'
(M. Šrejber,
Hvezdarna a planetarium Hradec Kralove (MPC 048),
0.25-m
Newtonian + CCD;
8'
tail in p.a. 76 deg);
29.90,
13.3,
1.3'
(G. Pappa,
Piemonte,Italy (remote control),
0.23-m
Newtonian + CCD);
29.74,
14.5,
0.7'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
29.08,
14.7,
1.3'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
8.8'
tail in p.a. 252 deg);
28.98,
14.3,
1'
(M. Šrejber,
Hvezdarna a planetarium Hradec Kralove (MPC 048),
0.25-m
Newtonian + CCD;
5.6'
tail in p.a. 77 deg);
25.84,
14.6,
0.6'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
25.77,
14.3,
0.7'
(A. Pearce,
Nedlands, Perth,
0.05-m
Refractor + CCD);
24.79,
14.6,
0.7'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
24.77,
14.6,
0.8'
(A. Pearce,
Nedlands, Perth,
0.05-m
Refractor + CCD;
0.9'
tail in p.a. 245 deg);
24.07,
14.2,
1.9'
(U. Pilz,
Leipzig,
0.035-m
Refractor + CCD);
23.78,
13.9,
0.8'
(O. Miyazaki,
0.32-m
Newtonian);
23.75,
14.6,
0.6'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
22.79,
14.6,
0.6'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
22.00,
14.4,
1.1'
(M. Šrejber,
Hvezdarna a planetarium Hradec Kralove (MPC 048),
0.25-m
Newtonian + CCD;
5'
tail in p.a. 76 deg);
21.79,
14.0,
0.8'
(S. Yoshida,
0.4-m
Newtonian);
21.77,
14.4,
0.8'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD;
2.6'
tail in p.a. 252 deg);
21.61,
14.3,
0.91'
(Y. Yamaguchi,
0.13-m
Hyperboloid astro-camera + CCD;
5.3'
tail in p.a. 255 deg);
21.09,
14.3,
1.3'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
6.2'
tail in p.a. 256 deg);
20.97,
14.4,
0.8'
(M. Šrejber,
Hvezdarna a planetarium Hradec Kralove (MPC 048),
0.25-m
Newtonian + CCD;
4.7'
tail in p.a. 256 deg);
20.76,
14.3,
0.9'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
20.11,
15.2,
1.3'
(T. Csorgei,
0.28-m
Schmidt-Cassegrain + CCD;
3.4'
tail in p.a. 252 deg);
19.97,
14.4,
1'
(M. Šrejber,
Hvezdarna a planetarium Hradec Kralove (MPC 048),
0.25-m
Newtonian + CCD;
4.5'
tail in p.a. 256 deg);
19.80,
14.1,
1'
(H. Kiiskinen,
0.4-m
Ritchey-Chretien + CCD);
19.07,
14.6,
1.4'
(T. Csorgei,
0.28-m
Schmidt-Cassegrain + CCD;
4'
tail in p.a. 252 deg);
19.05,
14.2,
1.7'
(S. Fritsche,
Koeditz,
0.279-m
Newtonian + CCD;
0.1° tail in p.a. 257 deg);
18.96,
14.1,
1.3'
(M. Lošťák,
0.2-m
Newtonian + CCD);
18.96,
14.9,
1.8'
(M. Lošťák,
0.2-m
Newtonian + CCD);
18.14,
14.3,
1.3'
(J. Zakrajšek,
Crni Vrh Observatory (MPC 106),
0.6-m
Prime focus of a reflector + CCD;
9.7'
tail in p.a. 258 deg);
17.92,
15.1,
1.3'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
6.8'
tail in p.a. 255 deg);
17.78,
14.2,
0.9'
(O. Miyazaki,
0.32-m
Newtonian);
16.91,
15.0,
1.3'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
6.3'
tail in p.a. 255 deg);
11.78,
14.7,
0.6'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Camera lens + CCD);
07.96,
14.7,
1.6'
(S. Fritsche,
Koeditz,
0.279-m
Newtonian + CCD;
1.2'
tail in p.a. 249 deg);
C/2022 QE78 (ATLAS)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2025
sep
29.09,
15.9,
0.8'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
4.9'
tail in p.a. 256 deg);
19.12,
15.6,
0.5'
(J. Zakrajšek,
Crni Vrh Observatory (MPC 106),
0.6-m
Prime focus of a reflector + CCD;
3'
tail in p.a. 257 deg);
19.10,
15.7,
0.9'
(T. Csorgei,
0.28-m
Schmidt-Cassegrain + CCD;
2.1'
tail in p.a. 256 deg);
C/2023 A3 (Tsuchinshan-ATLAS)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2025
oct
02.76,
18.8,
0.5'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD);
sep
28.80,
17.9,
0.5'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD);
20.83,
18.0,
0.5'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD);
19.83,
18.0,
0.5'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD);
19.78,
17.7,
0.5'
(T. Csorgei,
0.28-m
Schmidt-Cassegrain + CCD);
18.85,
17.5,
0.5'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD);
17.89,
17.6,
0.5'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD);
16.88,
17.4,
0.5'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD);
14.81,
17.0,
0.7'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD);
14.78,
17.0,
0.3'
(T. Csorgei,
0.28-m
Schmidt-Cassegrain + CCD);
11.80,
16.6,
0.7'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD);
C/2023 C2 (ATLAS)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2025
oct
03.79,
16.7,
0.5'
(T. Csorgei,
0.28-m
Schmidt-Cassegrain + CCD);
02.76,
16.6,
0.5'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD);
sep
30.90,
16.0,
0.7'
(S. Fritsche,
Koeditz,
0.279-m
Newtonian + CCD);
28.81,
16.9,
0.3'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD);
22.06,
15.8,
0.18'
(M. Šrejber,
Hvezdarna a planetarium Hradec Kralove (MPC 048),
0.25-m
Newtonian + CCD);
21.82,
16.1,
0.5'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD);
21.05,
16.0,
0.47'
(M. Šrejber,
Hvezdarna a planetarium Hradec Kralove (MPC 048),
0.25-m
Newtonian + CCD);
21.02,
16.6,
0.4'
(S. Fritsche,
Koeditz,
0.279-m
Newtonian + CCD);
20.84,
15.9,
0.5'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD);
19.82,
15.7,
0.7'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD);
18.88,
15.6,
0.6'
(M. Lošťák,
0.2-m
Newtonian + CCD);
18.88,
14.1,
0.4'
(M. Lošťák,
0.2-m
Newtonian + CCD);
18.81,
15.1,
0.7'
(J. Zakrajšek,
Crni Vrh Observatory (MPC 106),
0.6-m
Prime focus of a reflector + CCD);
17.86,
15.9,
0.5'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD);
16.89,
16.2,
0.5'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD);
11.79,
15.8,
0.5'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD);
06.85,
16.3,
0.6'
(T. Csorgei,
0.28-m
Schmidt-Cassegrain + CCD);
C/2023 H5 (Lemmon)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2025
oct
02.75,
17.6,
0.5'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
0.8'
tail in p.a. 238 deg);
sep
28.77,
17.4,
0.7'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
1.7'
tail in p.a. 230 deg);
20.85,
17.2,
0.6'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
1.4'
tail in p.a. 225 deg);
19.76,
17.3,
0.7'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
1.7'
tail in p.a. 225 deg);
17.88,
16.7,
0.5'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD);
16.90,
16.9,
0.7'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
1.3'
tail in p.a. 221 deg);
11.80,
17.5,
0.5'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
1.3'
tail in p.a. 212 deg);
C/2023 R1 (PANSTARRS)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2025
oct
02.76,
16.4,
0.23'
(M. Lombardo,
Zen Observatory, Scandicci (MPC M26),
0.3-m
Ritchey-Chretien + CCD);
01.58,
16.1,
0.6'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
sep
30.84,
15.4,
1'
(S. Fritsche,
Koeditz,
0.279-m
Newtonian + CCD);
29.49,
15.5,
0.5'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
24.58,
15.6,
0.6'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
23.86,
15.6,
0.45'
(M. Paling,
Appledorne Observatory, Farnsfield (MPC Z11),
0.12-m
Refractor + CCD);
21.50,
15.8,
0.53'
(Y. Yamaguchi,
0.13-m
Hyperboloid astro-camera + CCD);
20.81,
16.3,
0.22'
(S. Shurpakov,
0.41-m
Newtonian + CCD);
19.85,
15.4,
0.4'
(M. Šrejber,
Hvezdarna a planetarium Hradec Kralove (MPC 048),
0.25-m
Newtonian + CCD);
19.79,
16.3,
0.4'
(T. Csorgei,
0.28-m
Schmidt-Cassegrain + CCD);
19.48,
15.8,
0.5'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
18.88,
16.2,
0.39'
(J. Zakrajšek,
Crni Vrh Observatory (MPC 106),
0.6-m
Prime focus of a reflector + CCD);
18.88,
16.0,
0.5'
(S. Fritsche,
Koeditz,
0.279-m
Newtonian + CCD);
18.85,
15.1,
0.6'
(M. Lošťák,
0.2-m
Newtonian + CCD);
18.85,
16.0,
0.6'
(M. Lošťák,
0.2-m
Newtonian + CCD);
18.84,
16.4,
0.4'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD);
17.85,
16.2,
0.5'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD);
16.88,
16.0,
0.7'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD);
14.81,
16.1,
0.4'
(T. Csorgei,
0.28-m
Schmidt-Cassegrain + CCD);
12.48,
15.6,
0.5'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
11.84,
15.0,
1.3'
(T. Lehmann,
Hakos (remote),
0.106-m
Refractor + CCD;
1.3'
tail in p.a. 66 deg);
11.78,
16.7,
0.7'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD);
11.48,
16.3,
0.5'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
09.53,
15.4,
0.5'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
08.53,
15.5,
0.5'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
07.87,
15.7,
0.7'
(S. Fritsche,
Koeditz,
0.279-m
Newtonian + CCD);
C/2023 T3 (Fuls)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2025
sep
09.48,
16.7,
0.5'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
C/2024 A1 (ATLAS)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2025
oct
04.14,
16.7,
0.8'
(T. Csorgei,
0.28-m
Schmidt-Cassegrain + CCD);
sep
22.15,
16.7,
0.6'
(J. Zakrajšek,
Crni Vrh Observatory (MPC 106),
0.6-m
Prime focus of a reflector + CCD);
20.07,
16.9,
0.6'
(T. Csorgei,
0.28-m
Schmidt-Cassegrain + CCD);
19.09,
16.6,
0.8'
(T. Csorgei,
0.28-m
Schmidt-Cassegrain + CCD);
C/2024 E1 (Wierzchos)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2025
oct
03.73,
14.1,
1.9'
(T. Csorgei,
0.28-m
Schmidt-Cassegrain + CCD;
1.6'
tail in p.a. 35 deg);
02.79,
13.6,
1.9'
(U. Pilz,
Leipzig,
0.035-m
Refractor + CCD);
02.75,
13.7,
1.5'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
2.6'
tail in p.a. 27 deg);
02.75,
13.4,
1.7'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
2.6'
tail in p.a. 26 deg);
02.74,
14.4,
1.3'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
1.9'
tail in p.a. 27 deg);
02.74,
14.2,
1.5'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
2.8'
tail in p.a. 24 deg);
sep
29.83,
13.3,
1'
(G. Pappa,
Piemonte,Italy (remote control),
0.23-m
Newtonian + CCD;
2'
tail);
29.79,
12.9,
3.2'
(S. Fritsche,
Koeditz,
0.279-m
Newtonian + CCD;
2.3'
tail in p.a. 25 deg);
28.91,
14.6,
1.1'
(R. Arnold,
Skye, Scotland,
0.2-m
Schmidt-Cassegrain);
28.76,
14.5,
1'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
1.9'
tail in p.a. 30 deg);
28.76,
13.7,
1.2'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
1.9'
tail in p.a. 34 deg);
28.75,
14.4,
1.3'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
2.8'
tail in p.a. 26 deg);
26.81,
14.0,
1'
(D. Heggie,
ASERO, Trevinca, Spain,
0.303-m
Newtonian + CCD;
2.3'
tail in p.a. 28 deg);
25.82,
13.6,
1.3'
(D. Heggie,
ASERO, Trevinca, Spain,
0.303-m
Newtonian + CCD;
2.1'
tail in p.a. 25 deg);
24.80,
14.6,
0.5'
(C. Harder,
nahe Westerholz,
0.531-m
Newtonian);
24.44,
13.6,
0.8'
(O. Miyazaki,
0.32-m
Newtonian);
21.81,
13.7,
1.3'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
0.9'
tail in p.a. 42 deg);
21.76,
14.2,
1.2'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
0.7'
tail in p.a. 38 deg);
21.75,
14.6,
1.3'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
1.1'
tail in p.a. 36 deg);
21.48,
14.1,
1.09'
(Y. Yamaguchi,
0.13-m
Hyperboloid astro-camera + CCD;
1.1'
tail in p.a. 34 deg);
21.41,
13.1,
1.3'
(S. Yoshida,
0.4-m
Newtonian);
20.82,
13.4,
1.5'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
1.3'
tail in p.a. 39 deg);
20.82,
14.3,
1.3'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
1.1'
tail in p.a. 40 deg);
20.82,
13.8,
1.3'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
1'
tail in p.a. 44 deg);
19.84,
14.4,
0.9'
(C. Harder,
Jeßnick / HTT,
0.531-m
Newtonian);
19.81,
14.6,
1.5'
(H. Kiiskinen,
0.4-m
Ritchey-Chretien + CCD;
1.3'
tail in p.a. 43 deg);
19.81,
13.7,
1.2'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
1.4'
tail in p.a. 37 deg);
19.80,
14.5,
1.3'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
1.7'
tail in p.a. 34 deg);
19.80,
14.0,
1.2'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
1.4'
tail in p.a. 39 deg);
19.77,
14.6,
1.2'
(T. Csorgei,
0.28-m
Schmidt-Cassegrain + CCD;
1.3'
tail in p.a. 44 deg);
18.84,
13.2,
4.3'
(S. Fritsche,
Koeditz,
0.279-m
Newtonian + CCD;
0.04° tail in p.a. 40 deg);
18.84,
13.9,
1.2'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
1.4'
tail in p.a. 37 deg);
18.83,
14.3,
1.2'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
1.1'
tail in p.a. 37 deg);
18.83,
14.6,
1.3'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
1.9'
tail in p.a. 31 deg);
18.80,
13.4,
2.2'
(M. Lošťák,
0.2-m
Newtonian + CCD);
18.80,
14.4,
2.2'
(M. Lošťák,
0.2-m
Newtonian + CCD);
18.78,
14.3,
0.9'
(M. Šrejber,
Hvezdarna a planetarium Hradec Kralove (MPC 048),
0.25-m
Newtonian + CCD;
1.5'
tail in p.a. 46 deg);
17.85,
13.8,
1.3'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
1.7'
tail in p.a. 34 deg);
17.84,
14.5,
1.5'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
1.4'
tail in p.a. 35 deg);
17.84,
14.3,
1.3'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
1.6'
tail in p.a. 36 deg);
17.83,
13.8,
1.5'
(D. Heggie,
ASERO, Trevinca, Spain,
0.303-m
Newtonian + CCD;
1.9'
tail in p.a. 29 deg);
16.87,
13.8,
1.3'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
1'
tail in p.a. 39 deg);
16.87,
14.3,
1.2'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
0.9'
tail in p.a. 45 deg);
16.86,
14.7,
1.3'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
1.8'
tail in p.a. 39 deg);
15.83,
14.2,
0.9'
(D. Heggie,
ASERO, Trevinca, Spain,
0.303-m
Newtonian + CCD;
1.3'
tail in p.a. 34 deg);
15.82,
14.5,
0.82'
(M. Buechner,
Castilléjar , Spain,
0.14-m
Refractor + CCD;
2'
tail in p.a. 40 deg);
14.86,
13.5,
1.2'
(J. Gonzalez Suarez,
0.203-m
Schmidt-Cassegrain);
14.82,
14.2,
2.2'
(U. Pilz,
Leipzig,
0.035-m
Refractor + CCD);
14.79,
14.9,
1.2'
(T. Csorgei,
0.28-m
Schmidt-Cassegrain + CCD;
1.4'
tail in p.a. 46 deg);
11.78,
14.9,
1.2'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
1.5'
tail in p.a. 42 deg);
10.88,
14.6,
0.7'
(D. Heggie,
ASERO, Trevinca, Spain,
0.303-m
Newtonian + CCD;
1.3'
tail in p.a. 35 deg);
10.16,
13.9,
0.7'
(M. Mattiazzo,
0.5-m
Newtonian + CCD;
0.9'
tail in p.a. 42 deg);
08.84,
14.6,
0.5'
(D. Heggie,
ASERO, Trevinca, Spain,
0.303-m
Newtonian + CCD;
0.8'
tail in p.a. 45 deg);
07.83,
14.5,
1.3'
(S. Fritsche,
Koeditz,
0.279-m
Newtonian + CCD;
1.2'
tail in p.a. 39 deg);
06.82,
15.0,
1.1'
(T. Csorgei,
0.28-m
Schmidt-Cassegrain + CCD;
1'
tail in p.a. 43 deg);
C/2024 J2 (Wierzchos)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2025
oct
02.73,
16.8,
0.5'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
01.77,
17.0,
0.5'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
sep
29.67,
16.9,
0.4'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
24.77,
17.5,
0.4'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
21.75,
17.5,
0.4'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
C/2024 J3 (ATLAS)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2025
oct
01.54,
15.2,
0.6'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
sep
29.52,
15.7,
0.5'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
25.50,
15.4,
0.6'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
24.52,
15.8,
0.7'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
21.60,
15.5,
0.5'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
19.75,
16.2,
0.4'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD);
19.54,
15.2,
0.6'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
14.83,
15.2,
0.4'
(T. Csorgei,
0.28-m
Schmidt-Cassegrain + CCD);
14.81,
15.7,
0.5'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD);
11.77,
15.9,
0.7'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD);
11.56,
15.7,
0.6'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
10.15,
15.4,
0.3'
(M. Olason,
Arizona,
0.05-m
Refractor + CCD);
09.55,
15.5,
0.5'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
C/2024 N3 (Sarneczky)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2025
sep
17.91,
18.9,
0.4'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD);
C/2024 R4 (PANSTARRS)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2025
oct
02.77,
17.0,
0.4'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD);
02.49,
16.7,
0.35'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
01.49,
16.9,
0.4'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
sep
30.54,
17.0,
0.35'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
28.81,
17.2,
0.4'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD);
26.49,
16.2,
0.4'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
24.63,
16.5,
0.4'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
23.54,
15.9,
0.5'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD);
21.83,
17.6,
0.4'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
0.1'
tail in p.a. 140 deg);
20.83,
17.7,
0.4'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD);
19.83,
17.7,
0.4'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD);
17.88,
17.6,
0.5'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
0.1'
tail in p.a. 138 deg);
16.92,
17.4,
0.5'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
0.2'
tail in p.a. 144 deg);
C/2024 T5 (ATLAS)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2025
oct
02.71,
15.5,
0.5'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD;
0.6'
tail in p.a. 253 deg);
01.73,
15.7,
0.5'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD;
0.7'
tail in p.a. 253 deg);
sep
24.75,
15.9,
0.5'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD;
0.4'
tail in p.a. 265 deg);
23.69,
15.9,
0.4'
(A. Pearce,
Perth Observatory, Bickley,
0.35-m
Schmidt-Cassegrain + CCD;
0.5'
tail in p.a. 247 deg);
22.75,
15.9,
0.4'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD);
21.73,
15.8,
0.6'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD;
0.8'
tail in p.a. 249 deg);
21.60,
15.5,
0.5'
(A. Pearce,
Mardella Observatory,
1-m
Newtonian + CCD;
0.5'
tail in p.a. 251 deg);
20.70,
15.7,
0.6'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD;
0.8'
tail in p.a. 246 deg);
11.70,
15.9,
0.5'
(A. Pearce,
Perth Observatory, Bickley (MPC 323),
0.35-m
Schmidt-Cassegrain + CCD;
0.7'
tail in p.a. 251 deg);
C/2025 A6 (Lemmon)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2025
oct
06.42,
6.2,
10'
(R. Golden,
Uniontown, Pennsylvania,
0.074-m
"small telescopes and finders" with aperture not exceeding 4 inches;
0.5° tail in p.a. 300 deg);
06.19,
5.9,
9'
(J. Trigo-Rodríguez,
Montseny Astronomical Observatory,
0.1-m
Schmidt reflector;
1.5° tail in p.a. 310 deg);
06.16,
6.3,
6'
(V. Gonano,
Udine, Italy,
20x80
Binoculars);
06.02,
6.0,
--
(N. Novikov,
Russia, d. Enaberdino,
10x50
Binoculars);
05.87,
6.2,
6'
(J. Pile,
San Rafael, Bulacan, Philippines,
0.05-m
Monocular 1x);
05.87,
6.1,
6'
(J. Pile,
San Rafael, Bulacan, Philippines,
0.08-m
Maksutov);
05.82,
6.2,
9.6'
(K. Yoshimoto,
0.065-m
Camera lens + CCD;
6° tail in p.a. 306 deg);
05.49,
6.2,
6'
(D. Hennig,
Edmonton, Alberta Canada,
8x45.0
Binoculars);
05.46,
6.2,
6'
(C. Hergenrother,
Tanque Verde, Tucson, Arizona,
10x50
Binoculars);
05.19,
6.2,
6'
(V. Díaz,
Faro de Santa Pola,
20x80
Binoculars;
20'
tail in p.a. 305 deg);
05.18,
6.3,
6'
(C. Labordena,
La Serra de Engarcera,
11x80
Binoculars;
40'
tail);
05.14,
6.3,
7'
(V. Gonano,
Udine, Italy,
20x80
Binoculars);
05.12,
6.3,
9.7'
(M. Collins,
Everton,
0.103-m
Refractor;
14.7'
tail in p.a. 337 deg);
05.01,
6.2,
--
(N. Novikov,
Russia, d. Enaberdino,
10x50
Binoculars);
04.86,
6.3,
6'
(J. Pile,
San Rafael, Bulacan, Philippines,
0.08-m
Maksutov);
04.85,
6.5,
6'
(J. Pile,
San Rafael, Bulacan, Philippines,
0.05-m
Monocular 1x);
04.16,
6.6,
3.5'
(M. Deconinck,
Pöllan AUSTRIA,
25x130
Binoculars;
18'
tail);
04.14,
6.5,
6'
(V. Gonano,
Udine, Italy,
20x80
Binoculars);
04.12,
6.8,
7.5'
(M. Biely,
Czech Republic, Brno,
20x80
Binoculars);
04.11,
7.0,
16.9'
(J. Zakrajšek,
Crni Vrh Observatory (MPC 106),
0.6-m
Prime focus of a reflector + CCD;
57.5'
tail in p.a. 307 deg);
04.10,
8.3,
--
(T. Csorgei,
Blahová,
0.28-m
Schmidt-Cassegrain + CCD);
04.09,
6.6,
7.5'
(J. Cerny,
25x100
Binoculars;
1.6° tail in p.a. 307 deg);
03.87,
6.6,
5'
(J. Pile,
San Rafael, Bulacan, Philippines,
0.05-m
Monocular 1x);
03.86,
6.4,
6'
(J. Pile,
San Rafael, Bulacan, Philippines,
0.08-m
Maksutov;
10'
tail in p.a. 295 deg);
03.42,
6.6,
4'
(V. Italo,
10x50
Binoculars;
0.5° tail in p.a. 300 deg);
03.42,
6.9,
10'
(R. Golden,
Uniontown, Pennsylvania,
0.074-m
"small telescopes and finders" with aperture not exceeding 4 inches;
0.5° tail in p.a. 300 deg);
03.36,
6.8,
10.5'
(B. Gilmore,
Cismont Ridge (MPC 247),
0.13-m
Newtonian + CCD);
03.18,
6.2,
8.3'
(J. Czyz,
Erding De,
0.152-m
Maksutov;
13.51'
tail in p.a. 262 deg);
03.18,
6.7,
6'
(A. Kammerer,
Karlsruhe, Germany,
9x63.0
Binoculars);
03.15,
6.6,
6'
(V. Gonano,
Udine, Italy,
20x80
Binoculars);
03.13,
7.1,
15.6'
(J. Zakrajšek,
Crni Vrh Observatory (MPC 106),
0.6-m
Prime focus of a reflector + CCD;
54.2'
tail in p.a. 306 deg);
03.13,
7.4,
11'
(U. Pilz,
Leipzig,
0.035-m
Refractor + CCD);
03.11,
6.5,
5.5'
(E. Banach,
0.25-m
Newtonian;
10'
tail in p.a. 305 deg);
03.11,
6.7,
7'
(U. Pilz,
16x70
Binoculars;
0.2° tail in p.a. 280 deg);
03.11,
6.3,
5'
(T. Karhula,
Virsbo, Sweden,
0.12-m
Refractor;
0.5° tail in p.a. 300 deg);
03.11,
7.0,
5'
(M. Filipek,
Jerzmanowice,
25x100
Binoculars;
20'
tail in p.a. 303 deg);
03.08,
6.8,
--
(D. Jakubek,
Skała,
7x50
Binoculars);
03.08,
7.5,
4'
(T. Csorgei,
0.12-m
Refractor;
0.6° tail in p.a. 299 deg);
03.07,
6.5,
8.5'
(C. Harder,
nahe Westerholz,
0.1-m
Newtonian;
32'
tail in p.a. 305 deg);
03.04,
6.7,
9'
(M. Meyer,
0.065-m
Refractor;
0.3° tail in p.a. 305 deg);
02.42,
7.0,
10'
(R. Golden,
Uniontown, Pennsylvania,
0.074-m
"small telescopes and finders" with aperture not exceeding 4 inches;
0.5° tail in p.a. 300 deg);
02.18,
7.3,
10.2'
(H. Meyerdierks,
Osterholz-Scharmbeck,
0.08-m
Refractor + CCD;
60'
tail in p.a. 305 deg);
02.17,
6.7,
6'
(A. Kammerer,
Karlsruhe, Germany,
9x63.0
Binoculars);
02.15,
6.7,
6'
(V. Gonano,
Udine, Italy,
20x80
Binoculars);
02.14,
6.7,
3'
(M. Deconinck,
Germany Weissach,
25x130
Binoculars;
20'
tail);
02.13,
6.7,
6'
(M. Meyer,
0.065-m
Refractor;
0.4° tail in p.a. 303 deg);
02.12,
6.3,
10'
(A. Scholten,
Eerbeek,
8x56.0
Binoculars;
0.7° tail in p.a. 305 deg);
02.12,
6.8,
15'
(D. Heggie,
ASERO, Trevinca, Spain,
0.303-m
Newtonian + CCD;
0.5° tail in p.a. 308 deg);
02.12,
6.7,
7.5'
(C. Harder,
Jeersdorf h,
0.1-m
Newtonian;
26'
tail in p.a. 305 deg);
02.10,
6.5,
7'
(J. Warell,
Lindby (K60),
7x50
Binoculars;
15'
tail in p.a. 310 deg);
02.07,
6.5,
12'
(J. Czyz,
Erding De,
25x100
Binoculars;
27.25'
tail in p.a. 315 deg);
01.83,
6.9,
10.6'
(K. Yoshimoto,
0.065-m
Camera lens + CCD;
9° tail in p.a. 300 deg);
01.77,
6.7,
6'
(R. Aikawa,
7x50
Binoculars;
30'
tail in p.a. 300 deg);
01.76,
6.7,
5'
(Y. Nagai,
20x100
Binoculars);
01.45,
6.9,
6'
(C. Hergenrother,
Tanque Verde, Tucson, Arizona,
10x50
Binoculars);
01.19,
7.0,
7'
(V. Gonano,
Udine, Italy,
20x80
Binoculars);
01.18,
6.9,
6'
(C. Labordena,
La Serra de Engarcera,
11x80
Binoculars;
30'
tail);
01.18,
6.7,
6'
(J. Gonzalez Suarez,
10x50
Binoculars;
1.3° tail in p.a. 300 deg);
01.17,
7.3,
9.2'
(H. Meyerdierks,
Osterholz-Scharmbeck,
0.08-m
Refractor + CCD;
45'
tail in p.a. 305 deg);
01.16,
7.0,
13'
(D. Heggie,
ASERO, Trevinca, Spain,
0.303-m
Newtonian + CCD;
0.9° tail in p.a. 294 deg);
01.13,
6.9,
6'
(M. Meyer,
0.065-m
Refractor;
0.5° tail in p.a. 303 deg);
01.12,
6.8,
8.5'
(C. Harder,
Jeersdorf h,
0.1-m
Newtonian;
30'
tail in p.a. 305 deg);
01.11,
7.1,
8.65'
(N. James,
0.072-m
Refractor + CCD);
01.09,
7.1,
15'
(S. Fritsche,
Koeditz,
0.279-m
Newtonian + CCD;
0.27° tail in p.a. 296 deg);
01.07,
7.1,
5'
(V. Kasten,
15x50
Binoculars);
01.07,
7.0,
17'
(S. Fritsche,
Koeditz,
0.279-m
Newtonian + CCD;
0.32° tail in p.a. 303 deg);
sep
30.87,
6.8,
6'
(J. Pile,
San Rafael, Bulacan, Philippines,
0.08-m
Maksutov);
30.87,
7.2,
5.5'
(J. Pile,
San Rafael, Bulacan, Philippines,
0.05-m
Monocular 1x);
30.79,
7.0,
8'
(K. Yoshimoto,
8x42.0
Binoculars);
30.18,
6.6,
6'
(J. Gonzalez Suarez,
10x50
Binoculars;
1.3° tail in p.a. 300 deg);
30.18,
7.1,
6'
(V. Gonano,
Udine, Italy,
20x60
Binoculars);
30.18,
7.4,
8.8'
(P. Carson,
PGC Observatory Z10, Fregenal de la sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
30.17,
7.0,
13'
(D. Heggie,
ASERO, Trevinca, Spain,
0.303-m
Newtonian + CCD;
0.9° tail in p.a. 303 deg);
30.14,
7.1,
6.5'
(M. Collins,
Everton,
0.103-m
Refractor;
10'
tail in p.a. 310 deg);
30.12,
8.2,
8'
(T. Csorgei,
0.23-m
Newtonian + CCD;
0.6° tail in p.a. 306 deg);
30.12,
7.1,
10.72'
(N. James,
0.072-m
Refractor + CCD);
30.02,
6.7,
--
(N. Novikov,
Russia, d. Enaberdino,
10x50
Binoculars);
30.02,
6.8,
6.5'
(N. Novikov,
Russia, d. Enaberdino,
0.254-m
Newtonian;
18'
tail);
29.83,
7.2,
9.6'
(K. Yoshimoto,
0.065-m
Camera lens + CCD;
4° tail in p.a. 300 deg);
29.46,
7.1,
9.51'
(A. Carrozzi,
Beryl Junction, UT, USA,
0.503-m
Cassegrain reflector + CCD;
1° tail in p.a. 300 deg);
29.18,
7.0,
--
(P. Abel,
Leicester, UK,
0.08-m
Refractor);
29.18,
7.2,
12'
(D. Heggie,
ASERO, Trevinca, Spain,
0.303-m
Newtonian + CCD;
0.5° tail in p.a. 302 deg);
29.14,
7.3,
11'
(S. Fritsche,
Koeditz,
0.279-m
Newtonian + CCD;
0.29° tail in p.a. 301 deg);
29.13,
7.1,
7.6'
(M. Collins,
Everton,
0.103-m
Refractor;
7.3'
tail in p.a. 324 deg);
29.13,
7.7,
11'
(U. Pilz,
Leipzig,
0.035-m
Refractor + CCD);
29.12,
7.5,
5'
(V. Gonano,
Udine, Italy,
20x80
Binoculars);
29.11,
7.6,
13.3'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
1.2° tail in p.a. 302 deg);
29.11,
7.6,
13.6'
(J. Zakrajšek,
Crni Vrh Observatory (MPC 106),
0.6-m
Prime focus of a reflector + CCD;
50.3'
tail in p.a. 302 deg);
29.10,
7.8,
15'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
1.3° tail in p.a. 303 deg);
29.10,
7.4,
7.9'
(N. James,
0.072-m
Refractor + CCD);
29.08,
7.3,
4'
(U. Pilz,
16x70
Binoculars;
0.2° tail in p.a. 275 deg);
29.08,
7.5,
9.1'
(M. Šrejber,
Hvezdarna a planetarium Hradec Kralove (MPC 048),
0.25-m
Newtonian + CCD);
28.77,
6.9,
8'
(T. Karhula,
Virsbo, Sweden,
8x40
Binoculars);
28.34,
7.0,
3'
(M. Goiato,
20x100
Binoculars);
28.15,
7.5,
8.84'
(N. James,
0.072-m
Refractor + CCD);
28.13,
7.2,
5'
(V. Gonano,
Udine, Italy,
20x80
Binoculars);
28.10,
7.5,
5'
(E. Banach,
0.25-m
Newtonian);
28.10,
7.0,
2'
(M. Deconinck,
Fernelmont,
40x130
Binoculars;
25'
tail in p.a. 300 deg);
28.10,
6.6,
4'
(D. Vansteelant,
Bruges,
0.15-m
Newtonian);
28.10,
7.0,
2'
(M. Deconinck,
Fernelmont,
25x130
Binoculars;
24'
tail in p.a. 300 deg);
28.09,
7.1,
5'
(P. Guzik,
25x100
Binoculars;
0.6° tail in p.a. 305 deg);
28.09,
7.0,
--
(D. Jakubek,
Skała,
7x50
Binoculars);
28.08,
6.9,
7'
(P. Guzik,
10x42.0
Binoculars);
28.03,
7.2,
5'
(J. Warell,
Lindby (K60),
20x100
Binoculars;
15'
tail in p.a. 305 deg);
27.87,
7.3,
5'
(J. Pile,
San Rafael, Bulacan, Philippines,
0.08-m
Maksutov);
27.84,
7.3,
6.8'
(K. Yoshimoto,
0.065-m
Camera lens + CCD;
60'
tail in p.a. 305 deg);
27.82,
7.0,
5'
(K. Yoshimoto,
8x42.0
Binoculars);
27.79,
7.1,
--
(L. Huang,
Pangu, Tahe, Heilongjiang, China,
0.072-m
Camera lens);
27.18,
7.8,
9'
(P. Carson,
PGC Observatory Z10, Fregenal de la sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
27.17,
7.0,
10'
(M. Buechner,
castilléjar, Spain,
0.14-m
Refractor + CCD;
2.6° tail in p.a. 299 deg);
27.15,
7.8,
6'
(V. Gonano,
Udine, Italy,
20x80
Binoculars);
27.15,
7.6,
9.59'
(N. James,
0.072-m
Refractor + CCD);
27.14,
7.5,
3.8'
(M. Paradowski,
0.15-m
Newtonian + CCD;
0.1° tail in p.a. 291 deg);
27.13,
7.9,
4.8'
(M. Paradowski,
0.15-m
Newtonian + CCD;
0.23° tail in p.a. 297 deg);
27.12,
7.5,
5.8'
(M. Paradowski,
0.15-m
Newtonian + CCD;
0.3° tail in p.a. 301 deg);
27.12,
7.8,
4.8'
(M. Paradowski,
0.15-m
Newtonian + CCD;
0.23° tail in p.a. 302 deg);
27.04,
7.5,
4'
(J. Warell,
Lindby (K60),
20x100
Binoculars;
10'
tail in p.a. 310 deg);
26.45,
8.1,
2.8'
(D. Zubenel,
De Soto, Kansas.,
0.318-m
Newtonian);
26.19,
7.1,
9'
(M. Buechner,
Castilléjar, Spain,
0.14-m
Refractor + CCD;
2° tail in p.a. 300 deg);
26.18,
7.5,
13'
(D. Heggie,
ASERO, Trevinca, Spain,
0.303-m
Newtonian + CCD;
0.6° tail in p.a. 300 deg);
26.18,
7.8,
--
(P. Abel,
Leicester UK,
0.305-m
Newtonian);
26.13,
7.6,
5.3'
(M. Collins,
Everton,
0.254-m
Schmidt-Cassegrain;
5'
tail in p.a. 321 deg);
25.78,
7.0,
3.5'
(Y. Nagai,
0.044-m
Camera lens + CCD);
25.18,
8.0,
5.1'
(D. Heggie,
ASERO, Trevinca, Spain,
0.303-m
Newtonian + CCD;
0.2° tail in p.a. 293 deg);
25.15,
7.8,
6'
(V. Gonano,
Udine, Italy,
20x80
Binoculars);
25.14,
8.0,
4.1'
(M. Collins,
Everton,
0.254-m
Schmidt-Cassegrain;
5.7'
tail in p.a. 306 deg);
25.13,
7.4,
6'
(B. Granslo,
Bjerke, Oslo, Norway,
0.08-m
Refractor);
25.12,
7.8,
7.9'
(N. James,
0.072-m
Refractor + CCD);
25.10,
7.8,
4'
(C. Harder,
Jeersdorf h,
0.252-m
Newtonian;
20'
tail in p.a. 300 deg);
25.07,
7.4,
--
(D. Jakubek,
Skała,
7x50
Binoculars);
25.05,
7.5,
4.4'
(V. Kasten,
15x50
Binoculars);
24.85,
7.5,
5'
(J. Pile,
San Rafael, Bulacan, Philippines,
0.08-m
Maksutov);
24.46,
7.6,
6'
(C. Hergenrother,
Tanque Verde, Tucson, Arizona,
10x50
Binoculars);
24.39,
7.4,
--
(V. Italo,
10x42.0
Binoculars;
0.5° tail in p.a. 300 deg);
24.19,
7.4,
7'
(J. Gonzalez Suarez,
15x70
Binoculars);
24.18,
7.6,
14'
(D. Heggie,
ASERO, Trevinca, Spain,
0.303-m
Newtonian + CCD;
0.5° tail in p.a. 296 deg);
24.16,
8.1,
7.7'
(H. Meyerdierks,
Osterholz-Scharmbeck,
0.08-m
Refractor + CCD;
24'
tail in p.a. 300 deg);
24.13,
7.8,
9.4'
(N. James,
0.072-m
Refractor + CCD);
24.12,
7.9,
7'
(V. Gonano,
Udine, Italy,
20x80
Binoculars);
24.12,
8.3,
7.6'
(U. Pilz,
Leipzig,
0.035-m
Refractor + CCD);
24.10,
7.6,
8'
(A. Scholten,
Eerbeek,
8x56.0
Binoculars);
24.09,
7.8,
5.5'
(C. Harder,
Jeersdorf h,
0.252-m
Newtonian;
16'
tail in p.a. 300 deg);
23.79,
7.3,
5.8'
(O. Miyazaki,
0.05-m
Refractor);
23.13,
8.0,
9.59'
(N. James,
0.072-m
Refractor + CCD);
23.13,
8.1,
4.1'
(M. Collins,
Everton,
0.254-m
Schmidt-Cassegrain);
23.12,
8.0,
6'
(V. Gonano,
Udine, Italy,
20x80
Binoculars);
23.11,
7.6,
8'
(A. Scholten,
Eerbeek,
15x80
Binoculars);
23.08,
8.0,
4'
(J. Warell,
Lindby (K60),
20x100
Binoculars;
10'
tail in p.a. 300 deg);
23.04,
7.6,
6'
(B. Granslo,
Bjerke, Oslo,
0.08-m
Refractor);
23.01,
7.7,
8'
(N. Novikov,
Russia, d. Enaberdino,
0.254-m
Newtonian;
7'
tail);
22.74,
7.8,
5'
(Y. Nagai,
20x100
Binoculars);
22.50,
7.8,
6'
(G. Pappa,
New Mexico(remote control),
0.3-m
Newtonian + CCD);
22.42,
7.7,
--
(V. Italo,
Warm Springs, GA,
10x42.0
Binoculars);
22.19,
7.7,
9'
(M. Buechner,
Castilléjar, Spain,
0.14-m
Refractor + CCD;
1.35° tail in p.a. 298 deg);
22.17,
7.8,
6'
(G. van Buitenen,
Dordrecht, NL (G06),
11x70
Binoculars);
22.16,
7.7,
5'
(J. Shanklin,
Dodleston,
20x80
Binoculars);
22.13,
8.3,
14'
(J. Zakrajšek,
Crni Vrh Observatory (MPC 106),
0.6-m
Prime focus of a reflector + CCD;
51.1'
tail in p.a. 298 deg);
22.13,
8.1,
3.8'
(M. Collins,
Everton,
0.254-m
Schmidt-Cassegrain;
2.9'
tail in p.a. 278 deg);
22.12,
8.1,
8.46'
(N. James,
0.072-m
Refractor + CCD);
22.10,
7.6,
4.5'
(M. Paradowski,
0.075-m
Refractor + CCD;
0.3° tail in p.a. 301 deg);
22.10,
8.1,
4.5'
(M. Paradowski,
0.075-m
Refractor + CCD;
0.3° tail in p.a. 301 deg);
22.10,
7.9,
6.5'
(M. Biely,
Czech Republic, Brno,
20x80
Binoculars);
22.10,
8.0,
4'
(E. Banach,
0.25-m
Newtonian);
22.09,
8.0,
6'
(V. Gonano,
Udine, Italy,
20x80
Binoculars);
22.08,
7.8,
5'
(M. Kwinta,
15x70
Binoculars);
22.06,
8.4,
4'
(M. Filipek,
Kalnica,
0.406-m
Newtonian;
3'
tail in p.a. 280 deg);
22.02,
8.2,
8.1'
(M. Šrejber,
Hvezdarna a planetarium Hradec Kralove (MPC 048),
0.25-m
Newtonian + CCD);
21.83,
9.1,
5.5'
(K. Yoshimoto,
0.3-m
Newtonian + CCD);
21.82,
8.3,
7.8'
(K. Yoshimoto,
0.3-m
Newtonian + CCD;
42'
tail in p.a. 298 deg);
21.82,
8.5,
5.2'
(K. Yoshimoto,
0.3-m
Newtonian + CCD);
21.78,
8.5,
4'
(S. Yoshida,
0.4-m
Newtonian);
21.78,
8.1,
5'
(S. Yoshida,
0.07-m
Refractor);
21.46,
8.1,
5'
(C. Hergenrother,
Tanque Verde, Tucson, Arizona,
30x125.0
Binoculars);
21.17,
7.9,
4.2'
(J. Czyz,
Erding De,
0.152-m
Maksutov);
21.13,
8.5,
8.3'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
1° tail in p.a. 294 deg);
21.13,
8.5,
6.7'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
0.9° tail in p.a. 294 deg);
21.12,
8.4,
14.8'
(J. Zakrajšek,
Crni Vrh Observatory (MPC 106),
0.6-m
Prime focus of a reflector + CCD;
50'
tail in p.a. 293 deg);
21.12,
7.6,
13.3'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
1.2° tail in p.a. 293 deg);
21.12,
8.7,
11.7'
(J. Koukal,
Valasske Mezirici,
0.5-m
Newtonian + CCD;
1.1° tail in p.a. 294 deg);
21.12,
8.3,
12'
(S. Fritsche,
Koeditz,
0.279-m
Newtonian + CCD;
0.26° tail in p.a. 292 deg);
21.11,
8.5,
6'
(V. Gonano,
Udine, Italy,
20x80
Binoculars);
21.09,
7.9,
4'
(M. Kwinta,
0.3-m
Newtonian;
5'
tail in p.a. 300 deg);
21.09,
7.7,
7'
(P. Guzik,
10x42.0
Binoculars);
21.08,
8.5,
7.9'
(M. Šrejber,
Hvezdarna a planetarium Hradec Kralove (MPC 048),
0.25-m
Newtonian + CCD;
53.6'
tail in p.a. 291 deg);
21.08,
7.8,
7.2'
(J. Cerny,
25x100
Binoculars;
8.4'
tail in p.a. 289 deg);
21.08,
9.5,
1.4'
(S. Shurpakov,
0.41-m
Newtonian + CCD;
13'
tail in p.a. 293 deg);
21.08,
7.8,
5'
(M. Kwinta,
15x70
Binoculars;
6'
tail in p.a. 300 deg);
21.08,
8.4,
5'
(A. Novichonok,
Simeiz observatory,
0.07-m
Refractor);
21.06,
8.4,
6.2'
(C. Harder,
Jeßnick / HTT,
0.1-m
Newtonian);
20.19,
9.0,
6.35'
(J. Czyz,
Erding De,
0.152-m
Maksutov);
20.14,
7.6,
6'
(A. Scholten,
Eerbeek,
15x80
Binoculars);
20.12,
8.4,
6.02'
(N. James,
0.072-m
Refractor + CCD);
20.11,
7.8,
6.1'
(V. Gonano,
Udine, Italy,
20x80
Binoculars);
20.11,
7.9,
7.5'
(M. Meyer,
10x50
Binoculars);
20.11,
8.3,
6'
(M. Biely,
Czech Republic, Brno,
20x80
Binoculars);
20.10,
8.1,
4'
(M. Kwinta,
0.3-m
Newtonian;
4'
tail in p.a. 300 deg);
20.09,
7.8,
4'
(E. Banach,
0.25-m
Newtonian);
20.09,
8.4,
14.8'
(J. Zakrajšek,
Crni Vrh Observatory (MPC 106),
0.6-m
Prime focus of a reflector + CCD;
48.1'
tail in p.a. 294 deg);
20.08,
7.9,
5'
(M. Kwinta,
15x70
Binoculars;
5'
tail in p.a. 300 deg);
20.08,
8.3,
5'
(A. Novichonok,
Simeiz Observatory,
0.07-m
Refractor);
20.07,
8.5,
8.7'
(M. Šrejber,
Hvezdarna a planetarium Hradec Kralove (MPC 048),
0.25-m
Newtonian + CCD);
20.04,
7.8,
7'
(P. Guzik,
10x42.0
Binoculars);
20.03,
8.0,
5'
(P. Guzik,
25x100
Binoculars;
0.5° tail in p.a. 300 deg);
20.02,
8.2,
6.4'
(C. Harder,
Jeßnick / HTT,
0.1-m
Newtonian);
19.34,
8.4,
8.7'
(B. Gilmore,
Cismont Ridge (MPC 247),
0.061-m
Refractor + CCD;
24.6'
tail in p.a. 296 deg);
19.20,
9.4,
1.5'
(J. Czyz,
Erding De,
0.152-m
Maksutov);
19.18,
8.1,
5.8'
(W. Kutschera,
0.08-m
Refractor);
19.18,
7.5,
4'
(M. Hamidi,
Erfoud , Morocco,
10x50
Binoculars);
19.17,
8.1,
6'
(C. Labordena,
La Serratella,
11x80
Binoculars);
19.16,
8.0,
6'
(V. Gonano,
Udine, Italy,
20x80
Binoculars);
19.14,
7.7,
6'
(A. Scholten,
Eerbeek,
15x80
Binoculars);
19.13,
8.4,
14'
(S. Fritsche,
Koeditz,
0.279-m
Newtonian + CCD;
0.33° tail in p.a. 287 deg);
19.11,
7.8,
8'
(M. Meyer,
10x50
Binoculars);
19.10,
8.2,
4'
(M. Kwinta,
0.3-m
Newtonian);
19.10,
8.4,
13.9'
(J. Zakrajšek,
Crni Vrh Observatory (MPC 106),
0.6-m
Prime focus of a reflector + CCD;
44'
tail in p.a. 292 deg);
19.09,
8.1,
5'
(M. Kwinta,
15x70
Binoculars);
19.07,
9.5,
4.7'
(T. Csorgei,
0.28-m
Schmidt-Cassegrain + CCD;
8.5'
tail in p.a. 296 deg);
19.06,
8.4,
6.3'
(J. Cerny,
25x100
Binoculars);
19.04,
9.3,
5.5'
(M. Lošťák,
0.2-m
Newtonian + CCD);
19.04,
9.2,
8.2'
(M. Lošťák,
0.2-m
Newtonian + CCD);
19.01,
8.2,
6'
(N. Novikov,
Russia, d. Enaberdino,
0.254-m
Newtonian;
2.5'
tail);
18.17,
8.5,
9.7'
(D. Heggie,
ASERO, Trevinca, Spain,
0.303-m
Newtonian + CCD;
22'
tail in p.a. 292 deg);
18.17,
7.7,
8'
(J. Gonzalez Suarez,
10x50
Binoculars);
18.17,
8.3,
8'
(M. Buechner,
PixelSkies Astro, Castillejar, Spain,
0.14-m
Refractor + CCD;
56'
tail in p.a. 291 deg);
18.12,
7.9,
5.5'
(M. Meyer,
10x50
Binoculars);
18.12,
8.6,
12.6'
(J. Zakrajšek,
Crni Vrh Observatory (MPC 106),
0.6-m
Prime focus of a reflector + CCD;
43'
tail in p.a. 294 deg);
18.11,
8.0,
5'
(V. Gonano,
Udine, Italy,
20x80
Binoculars);
18.10,
8.0,
5'
(M. Meyer,
0.152-m
Refractor);
18.09,
7.7,
7'
(T. Karhula,
Virsbo, Sweden,
10x50
Binoculars);
18.09,
8.4,
2.9'
(W. Hasubick,
0.44-m
Newtonian);
18.01,
8.6,
4'
(N. Novikov,
Russia, d. Enaberdino,
0.254-m
Newtonian);
17.80,
8.3,
4.2'
(O. Miyazaki,
0.05-m
Refractor);
17.79,
8.4,
2.4'
(O. Miyazaki,
0.32-m
Newtonian);
17.20,
8.7,
3.7'
(A. Novichonok,
Simeiz Observatory,
0.15-m
Newtonian);
17.15,
8.5,
3'
(V. Gonano,
Udine, Italy,
20x80
Binoculars);
17.08,
8.1,
6'
(P. Guzik,
10x42.0
Binoculars);
16.80,
8.9,
3.1'
(Y. Nagai,
0.044-m
Camera lens + CCD);
16.17,
8.9,
6.2'
(D. Heggie,
ASERO, Trevinca, Spain,
0.303-m
Newtonian + CCD;
17'
tail in p.a. 293 deg);
16.13,
8.7,
6.58'
(N. James,
0.072-m
Refractor + CCD);
16.12,
8.5,
4'
(V. Gonano,
Udine, Italy,
20x80
Binoculars);
16.11,
8.5,
3.2'
(M. Collins,
Everton,
0.254-m
Schmidt-Cassegrain);
16.00,
+9.0,
4'
(N. Novikov,
Russia, d. Enaberdino,
0.254-m
Newtonian);
15.07,
9.1,
3.4'
(A. Novichonok,
Simeiz Observatory,
0.15-m
Newtonian);
14.81,
8.9,
5'
(K. Yoshimoto,
0.3-m
Newtonian + CCD;
10'
tail in p.a. 291 deg);
14.48,
8.9,
7'
(M. Olason,
Arizona,
0.091-m
Refractor + CCD;
13'
tail in p.a. 287 deg);
14.15,
9.2,
4'
(V. Gonano,
Udine, Italy,
20x80
Binoculars);
14.14,
9.1,
6.39'
(N. James,
0.072-m
Refractor + CCD);
14.12,
8.5,
3.8'
(M. Collins,
Everton,
0.254-m
Schmidt-Cassegrain;
3.7'
tail in p.a. 273 deg);
14.07,
9.3,
3'
(A. Novichonok,
Simeiz Observatory,
0.15-m
Newtonian);
13.35,
9.2,
5.4'
(B. Gilmore,
Cismont Ridge (MPC 247),
0.061-m
Refractor + CCD);
13.14,
9.2,
4.5'
(V. Gonano,
Udine, Italy,
20x80
Binoculars);
12.41,
9.5,
4.5'
(M. Olason,
Arizona,
0.05-m
Refractor + CCD;
10'
tail in p.a. 295 deg);
12.35,
9.3,
5.8'
(B. Gilmore,
Cismont Ridge (MPC 247),
0.061-m
Refractor + CCD);
12.13,
8.2,
4.4'
(M. Collins,
Everton,
0.254-m
Schmidt-Cassegrain;
4'
tail in p.a. 279 deg);
12.11,
9.4,
4.4'
(V. Gonano,
Udine, Italy,
20x80
Binoculars);
12.11,
9.3,
6.2'
(N. James,
0.072-m
Refractor + CCD);
11.49,
9.6,
2.7'
(M. Mattiazzo,
0.5-m
Newtonian + CCD);
11.16,
9.2,
4.4'
(D. Heggie,
ASERO, Trevinca, Spain,
0.303-m
Newtonian + CCD;
4'
tail in p.a. 293 deg);
11.12,
9.4,
3.7'
(M. Collins,
Everton,
0.254-m
Schmidt-Cassegrain);
11.10,
9.5,
4.32'
(N. James,
0.072-m
Refractor + CCD);
09.50,
9.8,
4'
(M. Olason,
Arizona,
0.05-m
Refractor + CCD;
15'
tail in p.a. 291 deg);
09.13,
10.1,
2.7'
(M. Collins,
Everton,
0.254-m
Schmidt-Cassegrain);
09.11,
10.1,
3'
(V. Gonano,
Udine, Italy,
20x80
Binoculars);
08.50,
9.9,
4'
(M. Olason,
Arizona,
0.05-m
Refractor + CCD;
15'
tail in p.a. 291 deg);
08.11,
9.5,
7.2'
(S. Fritsche,
Koeditz,
0.279-m
Newtonian + CCD;
0.17° tail in p.a. 293 deg);
08.07,
9.8,
5.6'
(M. Šrejber,
Hvezdarna a planetarium Hradec Kralove (MPC 048),
0.25-m
Newtonian + CCD;
27.2'
tail in p.a. 292 deg);
07.78,
10.2,
2.6'
(O. Miyazaki,
0.32-m
Newtonian);
07.13,
10.3,
5'
(U. Pilz,
Leipzig,
0.035-m
Refractor + CCD;
0.07° tail in p.a. 303 deg);
07.11,
10.0,
4'
(V. Gonano,
Udine, Italy,
20x80
Binoculars);
C/2025 J1 (Borisov)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2025
sep
29.15,
18.2,
0.23'
(J. Zakrajšek,
Crni Vrh Observatory (MPC 106),
0.6-m
Prime focus of a reflector + CCD);
C/2025 K1 (ATLAS)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2025
sep
25.47,
10.3,
1.3'
(A. Pearce,
Nedlands, Perth,
0.05-m
Refractor + CCD;
2.9'
tail in p.a. 117 deg);
24.47,
10.4,
1.2'
(A. Pearce,
Nedlands, Perth,
0.05-m
Refractor + CCD;
2'
tail in p.a. 113 deg);
23.47,
10.5,
1.2'
(A. Pearce,
Nedlands, Perth (MPC P14),
0.05-m
Refractor + CCD;
3.9'
tail in p.a. 115 deg);
23.40,
10.3,
1.5'
(M. Mattiazzo,
Lake Boga, Victoria, Australia,
0.07-m
Camera lens + CCD;
9'
tail in p.a. 102 deg);
17.44,
10.9,
1.7'
(M. Mattiazzo,
0.28-m
Schmidt reflector + CCD;
6.6'
tail in p.a. 109 deg);
16.76,
10.6,
3.7'
(T. Lehmann,
Hakos (remote),
0.106-m
Refractor + CCD;
0.21° tail in p.a. 105 deg);
16.38,
11.1,
1'
(C. Wyatt,
0.4-m
Newtonian;
4'
tail in p.a. 89 deg);
14.12,
10.6,
1.3'
(M. Olason,
Arizona,
0.091-m
Refractor + CCD;
10'
tail in p.a. 105 deg);
12.43,
11.1,
1.1'
(M. Mattiazzo,
0.28-m
Newtonian + CCD);
12.00,
11.2,
3.1'
(J. Chambó Bris,
Rio Hurtado, Chile,
0.25-m
Newtonian + CCD;
23'
tail in p.a. 99 deg);
10.91,
11.2,
2'
(J. de Souza Aguiar,
0.27-m
Newtonian);
10.75,
10.8,
5.5'
(T. Lehmann,
Hakos (remote),
0.106-m
Refractor + CCD;
0.3° tail in p.a. 100 deg);
10.12,
11.5,
1.4'
(M. Olason,
Arizona,
0.05-m
Refractor + CCD;
2.5'
tail in p.a. 103 deg);
09.15,
11.5,
1.4'
(M. Olason,
Arizona,
0.05-m
Refractor + CCD;
5'
tail in p.a. 102 deg);
08.92,
11.3,
1.5'
(J. de Souza Aguiar,
0.27-m
Newtonian);
08.78,
11.5,
2'
(V. Gonano,
Udine, Italy,
20x80
Binoculars);
08.42,
11.9,
1.5'
(M. Mattiazzo,
Strathalbyn, South Australia,
0.05-m
Camera lens + CCD;
4'
tail in p.a. 101 deg);
C/2025 R2 (SWAN)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2025
oct
06.35,
5.8,
3.5'
(J. Drummond,
Possum Observatory, Gisborne, New Zealand,
0.11-m
Refractor);
05.94,
6.2,
5'
(M. Goiato,
20x100
Binoculars);
05.93,
5.9,
5'
(L. Camargo da Silva,
São José dos Campos, São Paulo, Brazil,
7x50
Binoculars);
05.92,
5.9,
5'
(W. Souza,
20x80
Binoculars);
05.44,
5.9,
6'
(J. Pile,
San Rafael, Bulacan, Philippines,
0.05-m
Monocular 1x);
05.41,
6.2,
7.2'
(K. Yoshimoto,
0.077-m
Refractor + CCD;
20'
tail in p.a. 100 deg);
05.09,
5.8,
4'
(C. Hergenrother,
Tanque Verde, Tucson, Arizona,
10x50
Binoculars);
03.43,
5.7,
6'
(M. Mattiazzo,
Strathalbyn, South Australia,
8x40
Binoculars);
02.46,
6.2,
6'
(A. Pearce,
Nedlands, Perth,
0.05-m
Refractor + CCD;
35.8'
tail in p.a. 107 deg);
01.94,
6.0,
3'
(M. Goiato,
20x100
Binoculars);
01.46,
6.6,
5'
(A. Pearce,
Nedlands, Perth,
0.05-m
Refractor + CCD;
35.4'
tail in p.a. 107 deg);
01.41,
6.7,
4.5'
(K. Yoshimoto,
0.077-m
Refractor + CCD;
20'
tail in p.a. 103 deg);
sep
30.42,
5.9,
5'
(M. Mattiazzo,
Strathalbyn, South Australia,
8x40
Binoculars);
30.10,
6.7,
4.5'
(M. Olason,
Arizona,
0.05-m
Refractor + CCD;
25'
tail in p.a. 108 deg);
29.92,
5.9,
5'
(A. Amorim,
20x50
Binoculars);
29.90,
6.2,
3'
(J. de Souza Aguiar,
25x100
Binoculars);
29.47,
6.3,
5'
(A. Pearce,
Nedlands, Perth (MPC P14),
0.05-m
Refractor + CCD;
21.2'
tail in p.a. 110 deg);
29.10,
6.7,
4.5'
(M. Olason,
Arizona,
0.05-m
Refractor + CCD;
25'
tail in p.a. 108 deg);
28.93,
5.9,
4'
(A. Amorim,
20x50
Binoculars);
28.45,
5.8,
4.5'
(J. Pile,
San Rafael, Bulacan, Philippines,
0.08-m
Maksutov);
27.92,
6.0,
5'
(W. Souza,
20x80
Binoculars);
27.90,
6.1,
2'
(J. de Souza Aguiar,
11x80
Binoculars;
0.3° tail);
27.41,
5.9,
4'
(M. Mattiazzo,
Strathalbyn, South Australia,
8x40
Binoculars);
27.41,
5.9,
5'
(M. Mattiazzo,
Strathalbyn, South Australia,
15x70
Binoculars;
1° tail in p.a. 110 deg);
26.94,
6.2,
4'
(M. Goiato,
20x100
Binoculars;
0.5° tail in p.a. 115 deg);
26.93,
5.7,
6'
(L. Camargo da Silva,
São José dos Campos, São Paulo, Brazil,
7x50
Binoculars);
26.90,
6.1,
3'
(J. de Souza Aguiar,
25x100
Binoculars;
0.5° tail);
26.74,
6.5,
4'
(G. Pappa,
Namibia (remote control),
0.106-m
Refractor + CCD;
20'
tail);
26.57,
7.5,
--
(P. Khati,
Nainital, Uttarakhand, India,
0.3-m
Camera lens + CCD);
26.42,
6.0,
4'
(M. Mattiazzo,
Strathalbyn, South Australia,
8x40
Binoculars);
26.41,
6.1,
4'
(M. Mattiazzo,
Strathalbyn, South Australia,
15x70
Binoculars;
40'
tail in p.a. 110 deg);
26.10,
6.5,
3.5'
(M. Olason,
Arizona,
0.05-m
Refractor + CCD);
25.90,
6.7,
2'
(J. de Souza Aguiar,
25x100
Binoculars);
25.46,
6.9,
4'
(A. Pearce,
Nedlands, Perth,
0.05-m
Refractor + CCD;
21.3'
tail in p.a. 113 deg);
24.94,
6.7,
4'
(M. Goiato,
7x50
Binoculars);
24.93,
6.5,
6'
(A. Ferrao,
0.114-m
Newtonian;
0.1° tail in p.a. 110 deg);
24.90,
6.8,
2'
(J. de Souza Aguiar,
25x100
Binoculars);
24.74,
7.0,
4'
(G. Pappa,
Namibia (remote control),
0.106-m
Refractor + CCD;
15'
tail);
24.46,
7.1,
4'
(A. Pearce,
Nedlands, Perth,
0.05-m
Refractor + CCD;
23.3'
tail in p.a. 117 deg);
24.10,
7.0,
3.5'
(M. Olason,
Arizona,
0.091-m
Refractor + CCD;
22'
tail in p.a. 112 deg);
23.95,
6.8,
4'
(M. Goiato,
7x50
Binoculars);
23.94,
6.8,
4'
(A. Amorim,
20x50
Binoculars);
23.94,
6.5,
6'
(A. Ferrao,
0.114-m
Newtonian;
0.1° tail in p.a. 110 deg);
23.90,
6.8,
3'
(J. de Souza Aguiar,
0.27-m
Newtonian;
0.15° tail);
23.46,
7.2,
3.6'
(A. Pearce,
Nedlands, Perth (MPC P14),
0.05-m
Refractor + CCD;
22.8'
tail in p.a. 115 deg);
23.41,
6.8,
4'
(M. Mattiazzo,
Lake Boga, Victoria, Australia,
15x70
Binoculars;
30'
tail in p.a. 110 deg);
23.39,
6.6,
4.5'
(C. Wyatt,
10x50
Binoculars;
1° tail in p.a. 109 deg);
22.92,
6.8,
3'
(A. Amorim,
20x50
Binoculars);
22.40,
6.7,
4'
(M. Mattiazzo,
Swan Hill, Victoria, Australia,
10x50
Binoculars);
22.38,
6.6,
4.5'
(C. Wyatt,
15x70
Binoculars;
54'
tail in p.a. 108 deg);
21.38,
6.9,
4'
(C. Drescher,
Warrill View, Queensland, Australia,
12x50
Binoculars;
58'
tail in p.a. 114 deg);
21.37,
6.6,
4'
(C. Wyatt,
15x70
Binoculars;
46'
tail in p.a. 112 deg);
21.10,
6.8,
3'
(M. Olason,
Arizona,
0.091-m
Refractor + CCD;
11'
tail in p.a. 113 deg);
19.92,
6.9,
2'
(A. Amorim,
20x50
Binoculars);
19.92,
6.9,
3'
(W. Souza,
20x80
Binoculars);
19.92,
6.8,
3'
(A. Amorim,
10x50
Binoculars);
19.90,
6.9,
2'
(J. de Souza Aguiar,
25x100
Binoculars);
18.91,
7.0,
1'
(A. Amorim,
0.09-m
Refractor);
18.90,
6.9,
3'
(J. de Souza Aguiar,
25x100
Binoculars);
18.41,
6.9,
3'
(M. Mattiazzo,
Strathalbyn, South Australia,
15x70
Binoculars);
17.92,
7.3,
4'
(L. Camargo da Silva,
São José dos Campos, São Paulo, Brazil,
7x50
Binoculars);
17.91,
6.9,
5'
(W. Souza,
20x80
Binoculars);
17.90,
7.1,
3'
(J. de Souza Aguiar,
25x100
Binoculars);
17.42,
6.8,
3'
(M. Mattiazzo,
Strathalbyn, South Australia,
15x70
Binoculars;
30'
tail in p.a. 114 deg);
17.38,
6.9,
4'
(C. Drescher,
New Beith, Queensland, Australia,
12x50
Binoculars;
46'
tail in p.a. 113 deg);
17.38,
6.9,
3'
(C. Wyatt,
15x70
Binoculars;
23'
tail in p.a. 109 deg);
16.75,
7.4,
5.45'
(N. James,
0.106-m
Refractor + CCD);
16.42,
6.8,
3'
(M. Mattiazzo,
Strathalbyn, South Australia,
15x70
Binoculars);
16.37,
6.9,
3.3'
(C. Wyatt,
15x70
Binoculars;
33'
tail in p.a. 115 deg);
16.10,
6.2,
3'
(M. Olason,
Arizona,
0.091-m
Refractor + CCD;
15'
tail in p.a. 120 deg);
15.90,
7.0,
1.5'
(J. de Souza Aguiar,
25x100
Binoculars);
15.75,
7.2,
5.2'
(T. Lehmann,
Hakos (remote),
0.106-m
Refractor + CCD;
1.7° tail in p.a. 119 deg);
15.38,
6.8,
1.5'
(C. Wyatt,
10x50
Binoculars;
30'
tail in p.a. 118 deg);
14.94,
7.1,
2'
(M. Goiato,
20x100
Binoculars;
0.2° tail in p.a. 120 deg);
14.90,
6.9,
2'
(J. de Souza Aguiar,
11x80
Binoculars;
0.4° tail);
14.76,
7.2,
5.1'
(T. Lehmann,
Hakos (remote),
0.106-m
Refractor + CCD;
1.66° tail in p.a. 116 deg);
14.42,
6.9,
3'
(M. Mattiazzo,
Strathalbyn, South Australia,
15x70
Binoculars);
14.11,
7.3,
3.5'
(M. Olason,
Arizona,
0.091-m
Refractor + CCD;
15'
tail in p.a. 116 deg);
13.99,
7.3,
4.5'
(J. Chambó Bris,
Rio Hurtado, Chile,
0.25-m
Newtonian + CCD;
72'
tail in p.a. 114 deg);
13.98,
7.1,
3'
(K. Yoshimoto,
0.25-m
Newtonian + CCD;
45'
tail in p.a. 114 deg);
13.94,
6.9,
2'
(M. Goiato,
20x100
Binoculars;
0.25° tail in p.a. 120 deg);
13.92,
6.8,
2'
(A. Amorim,
20x50
Binoculars);
13.92,
6.9,
--
(A. Amorim,
10x50
Binoculars);
13.91,
7.0,
2'
(J. de Souza Aguiar,
25x100
Binoculars);
13.39,
7.1,
2.8'
(R. Kaufman,
Bright, Victoria, Australia,
0.035-m
Camera lens + CCD;
69.9'
tail in p.a. 112 deg);
12.99,
8.1,
2.7'
(K. Yoshimoto,
0.25-m
Newtonian + CCD;
45'
tail in p.a. 115 deg);
12.92,
7.2,
2'
(A. Amorim,
20x50
Binoculars);
12.90,
7.5,
2'
(J. de Souza Aguiar,
25x100
Binoculars);
12.42,
7.3,
2'
(M. Mattiazzo,
Strathalbyn, South Australia,
15x70
Binoculars);
12.38,
7.5,
2.4'
(R. Kaufman,
Bright, Victoria, Australia,
0.035-m
Camera lens + CCD;
23.7'
tail in p.a. 115 deg);