9P/Tempel 1
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
24.08,
15.8,
0.4'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
   
25.51,
15.0,
0.5'
(C. Wyatt,
0.4-m
Newtonian);
   
28.09,
15.5,
0.6'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
   
28.17,
15.6,
0.56'
(K. Hills,
0.5-m
Newtonian + CCD);
   
31.16,
15.3,
0.75'
(K. Hills,
0.5-m
Newtonian + CCD);
aug
01.06,
15.4,
0.4'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
   
06.07,
16.0,
0.4'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
12P/Pons-Brooks
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
31.09,
21.0,
--
(J. Maikner,
Comet Hunter Observatory 2,
0.305-m
Hyperboloid astro-camera + CCD);
22P/Kopff
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
24.12,
14.0,
1.1'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
   
27.43,
13.5,
0.3'
(D. Heggie,
mayhill,
0.15-m
Refractor + CCD;
10'
tail in p.a. 250 deg);
   
28.06,
12.7,
4.7'
(S. Fritsche,
Koeditz,
0.1-m
Refractor + CCD;
2.4'
tail in p.a. 242 deg);
   
28.11,
13.8,
1.9'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
   
29.59,
13.9,
1.3'
(C. Wyatt,
0.4-m
Newtonian);
   
29.70,
12.8,
3'
(K. Harikae,
0.15-m
Newtonian + CCD);
   
30.07,
13.9,
--
(G. van Buitenen,
Dordrecht, NL (G06),
0.203-m
Ritchey-Chretien + CCD;
5'
tail in p.a. 253 deg);
   
30.69,
13.3,
2.6'
(K. Harikae,
0.15-m
Newtonian + CCD);
aug
02.13,
14.0,
1.7'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
   
03.33,
14.2,
1.2'
(M. Mašek,
0.3-m
Cassegrain reflector + CCD;
1.1'
tail in p.a. 230 deg);
   
03.34,
14.3,
1.2'
(M. Mašek,
0.3-m
Cassegrain reflector + CCD;
1.3'
tail in p.a. 231 deg);
   
06.09,
14.0,
1.7'
(P. Carson,
f,
0.315-m
Cassegrain reflector + CCD);
   
08.03,
14.0,
0.7'
(C. Harder,
Jeersdorf f,
0.531-m
Newtonian);
   
08.13,
13.6,
2.8'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
39P/Oterma
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
aug
03.33,
21.9,
--
(J. Maikner,
Comet Hunter Observatory 2,
0.305-m
Hyperboloid astro-camera + CCD);
44P/Reinmuth
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
15.22,
18.2,
0.38'
(K. Hills,
0.5-m
Newtonian + CCD);
aug
02.15,
16.7,
1.1'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
   
04.02,
17.4,
1.1'
(M. Lošťák,
0.2-m
Newtonian + CCD);
   
08.11,
18.1,
0.4'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
51P-D/Harrington
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
aug
03.26,
19.1,
--
(J. Maikner,
Comet Hunter Observatory 2,
0.305-m
Hyperboloid astro-camera + CCD);
57P-A/du Toit-Neujmin-Delporte
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
aug
06.15,
17.6,
0.4'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
61P/Shajn-Schaldach
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
30.05,
17.1,
--
(G. van Buitenen,
Dordrecht, NL (G06),
0.203-m
Ritchey-Chretien + CCD);
   
31.33,
18.5,
--
(J. Maikner,
Comet Hunter Observatory 2,
0.305-m
Hyperboloid astro-camera + CCD);
73P/Schwassmann-Wachmann
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
19.74,
12.3,
5.6'
(T. Lehmann,
Hakos (remote),
0.2-m
Newtonian + CCD;
0.18 tail in p.a. 107 deg);
   
19.91,
10.4,
4'
(J. Gonzalez Suarez,
0.203-m
Schmidt-Cassegrain);
   
31.89,
9.8,
3'
(J. Gonzalez Suarez,
0.203-m
Schmidt-Cassegrain);
99P/Kowal
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
14.90,
17.9,
0.38'
(K. Hills,
0.5-m
Newtonian + CCD);
104P/Kowal
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
20.74,
16.1,
2.1'
(T. Lehmann,
Hakos (remote),
0.2-m
Newtonian + CCD);
107P/Wilson-Harrington
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
24.10,
16.7,
0.4'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
aug
03.06,
17.4,
0.3'
(J. Hadač,
0.15-m
Newtonian + CCD);
   
04.09,
16.8,
0.4'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
116P/Wild
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
19.76,
13.8,
2.2'
(T. Lehmann,
Hakos (remote),
0.2-m
Newtonian + CCD;
0.04 tail in p.a. 116 deg);
117P/Helin-Roman-Alu
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
19.83,
13.2,
1.5'
(T. Lehmann,
Hakos (remote),
0.2-m
Newtonian + CCD;
0.05 tail in p.a. 285 deg);
   
23.01,
14.0,
0.56'
(K. Hills,
0.5-m
Newtonian + CCD);
   
25.49,
13.6,
0.7'
(C. Wyatt,
0.4-m
Newtonian);
   
29.57,
13.5,
0.5'
(C. Wyatt,
0.4-m
Newtonian);
118P/Shoemaker-Levy
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
14.18,
18.0,
0.3'
(G. Pappa,
Namibia (remote control),
0.36-m
Hyperboloid astro-camera + CCD);
127P/Holt-Olmstead
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
aug
04.35,
18.6,
--
(J. Maikner,
Comet Hunter Observatory 2,
0.305-m
Hyperboloid astro-camera + CCD);
170P/Christensen
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
30.01,
18.3,
0.4'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
aug
04.21,
18.4,
--
(J. Maikner,
Comet Hunter Observatory 2,
0.305-m
Hyperboloid astro-camera + CCD);
176P/LINEAR
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
aug
04.32,
19.5,
--
(J. Maikner,
Comet Hunter Observatory 2,
0.305-m
Hyperboloid astro-camera + CCD);
246P/NEAT
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
29.14,
16.6,
0.4'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD;
9'
tail);
aug
02.11,
16.4,
0.4'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
285P/LINEAR
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
aug
06.91,
14.9,
0.5'
(M. Mašek,
0.25-m
Schmidt-Cassegrain + CCD);
   
06.91,
14.5,
0.5'
(M. Mašek,
0.25-m
Schmidt-Cassegrain + CCD);
   
07.20,
14.8,
--
(A. Guerra,
Vacaville, California,
0.07-m
Refractor + CCD);
   
07.92,
14.8,
0.5'
(J. Vincent,
South Woodham Ferrers UK,
0.305-m
Newtonian + CCD);
   
07.94,
15.1,
0.5'
(M. Mašek,
0.25-m
Schmidt-Cassegrain + CCD);
   
07.94,
14.7,
0.5'
(M. Mašek,
0.25-m
Schmidt-Cassegrain + CCD);
   
08.05,
14.7,
0.4'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
   
08.87,
14.9,
0.4'
(P. Livanec,
0.102-m
Refractor + CCD);
   
08.92,
14.4,
0.7'
(J. Hadač,
0.15-m
Newtonian + CCD);
   
08.99,
14.4,
0.2'
(C. Harder,
Jeersdorf h,
0.353-m
Newtonian);
   
09.05,
14.9,
0.4'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
286P/Christensen
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
28.15,
19.2,
0.38'
(K. Hills,
0.5-m
Newtonian + CCD);
   
31.15,
18.9,
0.38'
(K. Hills,
0.5-m
Newtonian + CCD);
287P/Christensen
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
16.95,
18.7,
0.38'
(K. Hills,
0.5-m
Newtonian + CCD);
aug
01.89,
19.2,
0.38'
(K. Hills,
0.5-m
Newtonian + CCD);
291P/NEAT
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
13.96,
20.2,
--
(G. Pappa,
Namibia (remote control),
0.5-m
Prime focus of a reflector + CCD);
325P/Yang-Gao
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
31.14,
19.7,
--
(J. Maikner,
Comet Hunter Observatory 2,
0.305-m
Hyperboloid astro-camera + CCD);
aug
04.14,
19.2,
--
(J. Maikner,
Comet Hunter Observatory 2,
0.305-m
Hyperboloid astro-camera + CCD);
327P/Van Ness
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
26.10,
17.4,
0.4'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
   
28.01,
16.3,
0.8'
(S. Fritsche,
Koeditz,
0.1-m
Refractor + CCD);
   
30.10,
17.0,
--
(G. van Buitenen,
Dordrecht, NL (G06),
0.203-m
Ritchey-Chretien + CCD);
aug
02.03,
17.2,
0.3'
(J. Hadač,
0.15-m
Newtonian + CCD);
   
02.96,
16.7,
0.3'
(J. Hadač,
0.15-m
Newtonian + CCD);
   
04.04,
15.8,
1.1'
(S. Fritsche,
Koeditz,
0.1-m
Refractor + CCD);
   
04.07,
17.0,
0.4'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
337P/WISE
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
16.94,
19.2,
0.38'
(K. Hills,
0.5-m
Newtonian + CCD);
   
31.91,
18.6,
0.38'
(K. Hills,
0.5-m
Newtonian + CCD);
395P/Catalina-NEAT
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
aug
04.07,
17.0,
0.4'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
419P/PANSTARRS
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
aug
01.01,
19.5,
0.38'
(K. Hills,
0.5-m
Newtonian + CCD);
420P/Hill
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
29.12,
19.0,
0.4'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
426P/PANSTARRS
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
31.18,
20.5,
--
(J. Maikner,
Comet Hunter Observatory 2,
0.305-m
Hyperboloid astro-camera + CCD);
442P/McNaught
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
28.20,
18.9,
0.38'
(K. Hills,
0.5-m
Newtonian + CCD);
   
31.19,
18.9,
0.38'
(K. Hills,
0.5-m
Newtonian + CCD);
C/2014 F3 (Sheppard-Trujillo)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
aug
04.28,
20.1,
--
(J. Maikner,
Comet Hunter Observatory 2,
0.305-m
Hyperboloid astro-camera + CCD);
C/2017 K2 (PANSTARRS)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
11.91,
8.6,
12'
(S. Fritsche,
Koeditz,
0.1-m
Refractor + CCD;
0.45 tail in p.a. 11 deg);
   
13.90,
8.5,
4'
(G. Pappa,
Namibia (remote control),
0.2-m
Newtonian + CCD;
20'
tail);
   
14.89,
8.6,
7'
(E. Bryssinck,
0.4-m
Newtonian + CCD;
17.3'
tail in p.a. 22 deg);
   
14.89,
8.4,
4'
(J. de Souza Aguiar,
25x100
Binoculars);
   
14.92,
8.1,
10'
(P. Dekelver,
0.3-m
Newtonian + CCD;
15.5'
tail in p.a. 14 deg);
   
14.93,
8.6,
4'
(A. Scholten,
Eerbeek,
0.2-m
Newtonian);
   
15.13,
9.1,
3'
(D. Zubenel,
De Soto, Kansas.,
0.15-m
Newtonian);
   
15.74,
8.4,
5'
(G. Pappa,
Namibia (remote control),
0.2-m
Newtonian + CCD;
30'
tail);
   
15.89,
8.8,
5'
(J. Chambo,
Valles, Valencia, Spain,
0.2-m
Newtonian + CCD;
34'
tail in p.a. 13 deg);
   
15.90,
9.2,
4.8'
(P. Livanec,
0.102-m
Refractor + CCD;
24.5'
tail in p.a. 16 deg);
   
15.90,
8.5,
--
(J. Solaz,
Caldes de Montbui,
0.06-m
Refractor + CCD);
   
15.92,
8.3,
10'
(P. Dekelver,
0.3-m
Newtonian + CCD;
16'
tail in p.a. 17 deg);
   
16.92,
8.3,
10'
(P. Dekelver,
0.3-m
Newtonian + CCD;
16'
tail in p.a. 16 deg);
   
16.92,
8.5,
3'
(A. Amorim,
0.09-m
Refractor);
   
16.92,
8.5,
19'
(T. Lehmann,
Weimar,
0.279-m
Newtonian + CCD;
0.94 tail in p.a. 13 deg);
   
16.92,
8.8,
4'
(A. Scholten,
Eerbeek,
0.2-m
Newtonian);
   
16.92,
8.8,
4'
(V. Díaz,
La Romana, Alicante, Spain,
0.08-m
Refractor);
   
16.93,
8.7,
5'
(V. Kasten,
0.113-m
Newtonian);
   
16.93,
8.9,
6.5'
(M. Mašek,
0.2-m
Newtonian + CCD;
19.4'
tail in p.a. 15 deg);
   
16.93,
8.5,
4'
(G. van Buitenen,
Dordrecht, NL (G06),
0.13-m
Newtonian);
   
16.94,
8.5,
4'
(G. van Buitenen,
Dordrecht, NL (G06),
0.304-m
Newtonian);
   
16.95,
9.5,
7.71'
(K. Hills,
0.5-m
Newtonian + CCD);
   
17.38,
8.6,
5'
(M. Mattiazzo,
Swan Hill, Victoria,
15x70
Binoculars);
   
17.92,
8.1,
10'
(P. Dekelver,
0.3-m
Newtonian + CCD;
15.7'
tail in p.a. 12 deg);
   
17.92,
8.9,
3'
(M. Filipek,
0.25-m
Newtonian);
   
17.92,
8.9,
3.5'
(J. Konecny,
Medlov - Hlivice,
0.12-m
Refractor);
   
17.93,
8.6,
4'
(A. Scholten,
Eerbeek,
0.2-m
Newtonian);
   
17.95,
8.4,
4'
(P. Pérez Corujo,
Vega de San Mateo Gran Canaria,
20x80
Binoculars);
   
18.89,
8.8,
3.5'
(M. Kwinta,
Krzesławice,
0.3-m
Newtonian;
11'
tail in p.a. 90 deg);
   
18.90,
8.4,
3'
(J. de Souza Aguiar,
25x100
Binoculars);
   
18.90,
8.9,
3'
(M. Filipek,
0.25-m
Newtonian);
   
18.91,
8.2,
3.5'
(A. Kammerer,
Voelkersbach, Black Forest (Germany),
0.203-m
Schmidt-Cassegrain;
0.15° tail in p.a. 20 deg);
   
18.92,
9.0,
3.5'
(C. Harder,
Jeersdorf f,
0.353-m
Newtonian);
   
18.95,
8.8,
4'
(A. Scholten,
Eerbeek,
0.2-m
Newtonian);
   
19.53,
9.2,
6'
(K. Yoshimoto,
0.203-m
Ritchey-Chretien + CCD;
25'
tail in p.a. 15 deg);
   
19.54,
8.6,
7.9'
(K. Yoshimoto,
0.203-m
Ritchey-Chretien + CCD;
25'
tail in p.a. 15 deg);
   
19.54,
7.9,
4'
(K. Yoshimoto,
0.203-m
Ritchey-Chretien + CCD;
16'
tail in p.a. 15 deg);
   
19.80,
8.4,
19'
(T. Lehmann,
Hakos (remote),
0.2-m
Newtonian + CCD;
0.98 tail in p.a. 14 deg);
   
19.89,
8.9,
4'
(C. Labordena,
La Serra d Engarcera,
0.2-m
Schmidt-Cassegrain);
   
19.89,
8.3,
4'
(J. de Souza Aguiar,
25x100
Binoculars);
   
19.90,
8.8,
3.6'
(U. Pilz,
16x70
Binoculars);
   
19.92,
8.7,
3.5'
(M. Kwinta,
Krzesławice,
0.3-m
Newtonian;
12'
tail in p.a. 88 deg);
   
19.92,
9.0,
4'
(C. Harder,
Jeersdorf f,
0.353-m
Newtonian);
   
19.92,
8.4,
10'
(P. Dekelver,
0.3-m
Newtonian + CCD;
15.8'
tail in p.a. 15 deg);
   
19.92,
8.7,
5'
(A. Scholten,
Eerbeek,
0.2-m
Newtonian);
   
19.93,
8.6,
6'
(A. Scholten,
Eerbeek,
15x80
Binoculars);
   
19.94,
8.1,
6'
(J. Gonzalez Suarez,
10x50
Binoculars);
   
20.77,
8.4,
21'
(T. Lehmann,
Hakos (remote),
0.2-m
Newtonian + CCD;
1.05 tail in p.a. 16 deg);
   
20.89,
8.3,
4'
(J. de Souza Aguiar,
25x100
Binoculars);
   
20.90,
8.8,
2.5'
(M. Kwinta,
0.3-m
Newtonian);
   
20.90,
8.4,
3.5'
(M. Mašek,
20x80
Binoculars);
   
20.91,
8.6,
3'
(A. Amorim,
0.09-m
Refractor);
   
20.93,
9.1,
3'
(M. Filipek,
0.25-m
Newtonian);
   
21.13,
8.6,
3'
(A. Martini Jr,
0.127-m
Maksutov);
   
21.76,
8.4,
20'
(T. Lehmann,
Hakos (remote),
0.2-m
Newtonian + CCD;
1.02 tail in p.a. 15 deg);
   
21.88,
8.8,
2.5'
(M. Kwinta,
0.3-m
Newtonian);
   
21.90,
9.2,
2.5'
(M. Filipek,
0.25-m
Newtonian);
   
21.92,
8.5,
3'
(A. Amorim,
0.09-m
Refractor);
   
21.95,
8.4,
4'
(J. de Souza Aguiar,
25x100
Binoculars);
   
22.51,
9.4,
2.9'
(O. Miyazaki,
0.2-m
Newtonian);
   
22.88,
10.0,
0.72'
(S. Shurpakov,
0.41-m
Newtonian + CCD);
   
22.89,
8.4,
2.7'
(J. Konecny,
Medlov - Hlivice,
0.12-m
Refractor);
   
22.92,
8.6,
4'
(J. de Souza Aguiar,
25x100
Binoculars);
   
22.93,
8.8,
3'
(J. de Souza Aguiar,
0.27-m
Newtonian);
   
22.98,
8.6,
5.7'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
   
23.90,
8.7,
3'
(J. de Souza Aguiar,
0.27-m
Newtonian);
   
23.92,
9.3,
3'
(C. Harder,
Jeersdorf f,
0.531-m
Newtonian;
2'
tail in p.a. 45 deg);
   
23.92,
8.9,
3.9'
(V. Kasten,
0.07-m
Refractor);
   
23.93,
8.4,
9.8'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
   
23.93,
8.5,
4'
(A. Scholten,
Eerbeek,
0.2-m
Newtonian);
   
24.88,
8.5,
3'
(J. Konecny,
Medlov - Hlivice,
0.12-m
Refractor);
   
24.90,
8.9,
2.8'
(M. Kwinta,
0.3-m
Newtonian;
6'
tail in p.a. 110 deg);
   
24.91,
8.6,
5'
(A. Scholten,
Eerbeek,
0.2-m
Newtonian);
   
24.94,
9.0,
10'
(P. Dekelver,
0.3-m
Newtonian + CCD;
15.1'
tail in p.a. 18 deg);
   
24.94,
8.6,
3'
(A. Kammerer,
Voelkersbach (Black Forest), Germany,
0.4-m
Newtonian);
   
25.53,
8.3,
12'
(C. Wyatt,
15x70
Binoculars);
   
25.91,
9.0,
2.6'
(M. Kwinta,
0.3-m
Newtonian);
   
25.91,
8.7,
4'
(J. de Souza Aguiar,
0.27-m
Newtonian);
   
25.92,
[8.5,
8'
(W. Webb,
Wallace, Arkansas,
0.203-m
Schmidt-Cassegrain);
   
25.92,
8.7,
3'
(M. Filipek,
0.25-m
Newtonian);
   
25.97,
8.6,
10'
(P. Dekelver,
0.3-m
Newtonian + CCD;
15.4'
tail in p.a. 19 deg);
   
26.00,
8.4,
9.6'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
   
26.90,
8.8,
4'
(J. de Souza Aguiar,
0.27-m
Newtonian);
   
26.92,
&8.8,
8'
(W. Webb,
Wallace, Arkansas,
0.203-m
Schmidt-Cassegrain);
   
27.88,
8.2,
23'
(S. Fritsche,
Koeditz,
0.1-m
Refractor + CCD;
0.73 tail in p.a. 17 deg);
   
27.90,
8.9,
3.8'
(C. Harder,
Jeersdorf f,
0.531-m
Newtonian);
   
27.90,
9.7,
4.89'
(K. Hills,
0.5-m
Newtonian + CCD);
   
27.98,
8.6,
9.8'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
   
28.86,
9.1,
4.1'
(J. Hadač,
0.15-m
Newtonian + CCD;
8.9'
tail in p.a. 33 deg);
   
28.89,
8.9,
3'
(J. de Souza Aguiar,
0.27-m
Newtonian);
   
28.97,
8.3,
4'
(P. Pérez Corujo,
Vega de San Mateo Gran Canaria,
20x80
Binoculars);
   
28.99,
8.6,
10.8'
(M. Mašek,
0.3-m
Cassegrain reflector + CCD;
22.7'
tail in p.a. 19 deg);
   
28.99,
9.3,
4.8'
(M. Mašek,
0.3-m
Cassegrain reflector + CCD;
22.5'
tail in p.a. 18 deg);
   
29.50,
9.6,
3'
(O. Miyazaki,
0.2-m
Newtonian);
   
29.55,
8.6,
8.3'
(C. Wyatt,
15x70
Binoculars;
17'
tail in p.a. 32 deg);
   
29.84,
+10.2,
5'
(J. Navarro Pina,
Sierra de Carrascoy ( Murcia , Spain ),
0.305-m
Newtonian);
   
29.89,
9.4,
1.44'
(S. Shurpakov,
0.41-m
Newtonian + CCD);
   
29.97,
8.0,
10.3'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
   
30.89,
8.8,
4.5'
(M. Meyer,
Plau am See, Germany,
0.12-m
Refractor);
   
30.91,
8.9,
3'
(J. de Souza Aguiar,
0.27-m
Newtonian);
   
31.91,
8.8,
4'
(J. de Souza Aguiar,
0.27-m
Newtonian);
   
31.92,
8.0,
8'
(J. Gonzalez Suarez,
10x50
Binoculars);
aug
01.88,
9.9,
4.51'
(K. Hills,
0.5-m
Newtonian + CCD);
   
01.91,
8.3,
7'
(C. Labordena,
Vistabella,
11x80
Binoculars);
   
01.91,
8.5,
4'
(C. Harder,
DK/ Ferring Strand,
0.252-m
Newtonian);
   
01.91,
8.5,
4'
(A. Scholten,
Eerbeek,
0.2-m
Newtonian);
   
01.96,
8.5,
10.2'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
   
01.99,
8.8,
--
(J. de Souza Aguiar,
0.27-m
Newtonian);
   
02.87,
8.5,
19'
(S. Fritsche,
Koeditz,
0.1-m
Refractor + CCD;
0.78 tail in p.a. 20 deg);
   
02.88,
9.0,
2.6'
(M. Kwinta,
0.3-m
Newtonian);
   
02.88,
9.6,
1'
(M. Filipek,
0.4-m
Newtonian);
   
02.91,
8.6,
4'
(A. Scholten,
Eerbeek,
0.2-m
Newtonian);
   
02.97,
8.6,
4'
(J. de Souza Aguiar,
0.27-m
Newtonian);
   
03.85,
8.9,
2.7'
(M. Kwinta,
0.3-m
Newtonian);
   
03.86,
9.3,
5.8'
(J. Hadač,
0.15-m
Newtonian + CCD;
11.1'
tail in p.a. 27 deg);
   
03.87,
8.4,
24'
(S. Fritsche,
Koeditz,
0.1-m
Refractor + CCD;
2.3 tail in p.a. 20 deg);
   
03.87,
8.6,
7.5'
(M. Paradowski,
Piotrowice Wielkie, Poland,
0.075-m
Refractor + CCD;
22'
tail in p.a. 21 deg);
   
03.88,
8.5,
4.2'
(A. Kammerer,
Voelkersbach, Black Forest (Germany),
0.4-m
Newtonian);
   
03.88,
8.4,
5'
(M. Meyer,
0.12-m
Refractor);
   
03.88,
9.5,
1.7'
(U. Pilz,
0.32-m
Newtonian);
   
03.90,
8.7,
4'
(J. de Souza Aguiar,
0.27-m
Newtonian);
   
03.91,
9.3,
2'
(M. Filipek,
0.25-m
Newtonian);
   
03.98,
8.6,
5.8'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
   
04.90,
8.7,
3'
(M. Kwinta,
Glanów,
0.4-m
Newtonian;
5'
tail in p.a. 105 deg);
   
04.99,
8.8,
4'
(J. de Souza Aguiar,
0.27-m
Newtonian);
   
05.92,
9.0,
3'
(A. Scholten,
Eerbeek,
0.356-m
Schmidt-Cassegrain);
   
06.90,
9.0,
4.5'
(M. Meyer,
0.254-m
Newtonian);
   
07.17,
8.9,
2.4'
(D. Heggie,
mayhill,
0.15-m
Refractor + CCD;
15'
tail in p.a. 21 deg);
   
07.84,
10.0,
1.1'
(S. Shurpakov,
0.41-m
Newtonian + CCD);
C/2017 U7
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
16.92,
19.8,
0.38'
(K. Hills,
0.5-m
Newtonian + CCD);
C/2019 K7 (SMITH)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
16.89,
18.6,
0.38'
(K. Hills,
0.5-m
Newtonian + CCD);
aug
01.94,
18.9,
0.38'
(K. Hills,
0.5-m
Newtonian + CCD);
C/2019 O3
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
14.01,
17.5,
0.38'
(K. Hills,
0.5-m
Newtonian + CCD);
   
14.97,
16.7,
1'
(P. Dekelver,
0.3-m
Newtonian + CCD;
0.8'
tail in p.a. 154 deg);
   
15.98,
16.7,
0.8'
(P. Dekelver,
0.3-m
Newtonian + CCD;
1.9'
tail in p.a. 151 deg);
   
16.97,
16.3,
0.8'
(P. Dekelver,
0.3-m
Newtonian + CCD;
0.8'
tail in p.a. 154 deg);
   
17.97,
16.2,
0.8'
(P. Dekelver,
0.3-m
Newtonian + CCD;
0.8'
tail in p.a. 154 deg);
   
19.98,
16.8,
0.8'
(P. Dekelver,
0.3-m
Newtonian + CCD;
1.3'
tail in p.a. 150 deg);
   
24.99,
16.5,
1'
(P. Dekelver,
0.3-m
Newtonian + CCD;
1.2'
tail in p.a. 150 deg);
   
27.97,
17.3,
0.38'
(K. Hills,
0.5-m
Newtonian + CCD);
aug
01.93,
17.6,
0.38'
(K. Hills,
0.5-m
Newtonian + CCD);
   
02.06,
17.3,
0.4'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
   
03.91,
18.0,
0.2'
(J. Hadač,
0.15-m
Newtonian + CCD);
   
03.97,
17.3,
0.2'
(J. Hadač,
0.15-m
Newtonian + CCD);
C/2019 T3 (ATLAS)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
27.91,
16.6,
0.3'
(J. Hadač,
0.15-m
Newtonian + CCD);
   
28.99,
17.2,
0.3'
(J. Hadač,
0.15-m
Newtonian + CCD);
C/2019 T4 (ATLAS)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
20.76,
12.8,
2.3'
(T. Lehmann,
Hakos (remote),
0.2-m
Newtonian + CCD;
0.1 tail in p.a. 227 deg);
   
25.47,
12.9,
1.1'
(C. Wyatt,
0.4-m
Newtonian);
C/2019 U5 (PANSTARRS)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
16.96,
14.2,
1.2'
(T. Lehmann,
Weimar,
0.279-m
Newtonian + CCD;
0.04 tail in p.a. 60 deg);
   
17.91,
14.2,
0.75'
(K. Hills,
0.5-m
Newtonian + CCD);
   
24.91,
13.8,
0.5'
(C. Harder,
Jeersdorf f,
0.531-m
Newtonian);
   
27.91,
14.0,
0.5'
(C. Harder,
Jeersdorf f,
0.531-m
Newtonian);
   
31.90,
12.4,
2.5'
(J. Gonzalez Suarez,
0.203-m
Schmidt-Cassegrain);
C/2020 F2 (ATLAS)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
17.89,
17.5,
0.38'
(K. Hills,
0.5-m
Newtonian + CCD);
C/2020 F5 (MASTER)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
15.03,
16.1,
1'
(P. Dekelver,
0.3-m
Newtonian + CCD;
2'
tail in p.a. 207 deg);
   
16.03,
16.2,
0.8'
(P. Dekelver,
0.3-m
Newtonian + CCD;
1.6'
tail in p.a. 207 deg);
   
17.02,
16.2,
0.8'
(P. Dekelver,
0.3-m
Newtonian + CCD);
   
18.03,
16.4,
0.8'
(P. Dekelver,
0.3-m
Newtonian + CCD;
1.8'
tail in p.a. 212 deg);
   
20.04,
16.5,
1'
(P. Dekelver,
0.3-m
Newtonian + CCD;
1'
tail in p.a. 216 deg);
   
24.05,
16.6,
0.4'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
   
28.06,
16.4,
0.4'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
   
29.99,
16.7,
0.19'
(S. Shurpakov,
0.41-m
Newtonian + CCD;
0.3'
tail in p.a. 206 deg);
   
30.00,
16.8,
--
(G. van Buitenen,
Dordrecht, NL (G06),
0.203-m
Ritchey-Chretien + CCD;
2'
tail in p.a. 205 deg);
aug
02.09,
16.8,
0.4'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
   
02.23,
17.1,
0.38'
(K. Hills,
0.5-m
Newtonian + CCD);
C/2020 H6 (ATLAS)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
13.90,
16.9,
0.38'
(K. Hills,
0.5-m
Newtonian + CCD);
   
16.99,
16.2,
0.8'
(T. Lehmann,
Weimar,
0.279-m
Newtonian + CCD;
1.7'
tail in p.a. 207 deg);
   
24.88,
16.5,
1.1'
(M. Lošťák,
0.2-m
Newtonian + CCD);
   
31.89,
16.7,
0.3'
(J. Hadač,
0.15-m
Newtonian + CCD);
aug
01.84,
15.8,
0.4'
(J. Hadač,
0.15-m
Newtonian + CCD);
   
01.91,
17.0,
0.38'
(K. Hills,
0.5-m
Newtonian + CCD);
C/2020 J1 (SONEAR)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
17.92,
17.6,
0.38'
(K. Hills,
0.5-m
Newtonian + CCD);
C/2020 K1 (PANSTARRS)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
11.96,
13.6,
1.7'
(S. Fritsche,
Koeditz,
0.1-m
Refractor + CCD);
   
16.95,
14.0,
1.6'
(M. Lošťák,
0.2-m
Newtonian + CCD);
   
17.02,
13.5,
1.4'
(T. Lehmann,
Weimar,
0.279-m
Newtonian + CCD;
0.06 tail in p.a. 13 deg);
   
18.08,
13.6,
0.94'
(K. Hills,
0.5-m
Newtonian + CCD);
   
19.24,
13.8,
--
(A. Guerra,
Vacaville, California,
0.07-m
Refractor + CCD);
   
19.90,
12.8,
0.6'
(M. Kwinta,
Krzesławice,
0.3-m
Newtonian);
   
19.95,
14.0,
2'
(M. Lošťák,
0.2-m
Newtonian + CCD);
   
19.97,
12.3,
2'
(J. Gonzalez Suarez,
0.203-m
Schmidt-Cassegrain);
   
21.91,
13.7,
1.4'
(M. Paradowski,
0.068-m
Refractor + CCD);
   
22.55,
12.6,
0.8'
(O. Miyazaki,
0.32-m
Newtonian);
   
22.93,
12.9,
0.6'
(M. Kwinta,
0.3-m
Newtonian);
   
22.95,
13.8,
0.29'
(S. Shurpakov,
0.41-m
Newtonian + CCD);
   
23.95,
13.5,
0.6'
(C. Harder,
Jeersdorf f,
0.531-m
Newtonian);
   
23.95,
13.4,
0.8'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
   
24.93,
13.8,
2.5'
(M. Lošťák,
0.2-m
Newtonian + CCD);
   
24.95,
12.7,
0.7'
(M. Kwinta,
0.3-m
Newtonian);
   
24.96,
13.4,
0.8'
(C. Harder,
Jeersdorf f,
0.531-m
Newtonian);
   
24.99,
13.5,
0.9'
(J. Hadač,
0.15-m
Newtonian + CCD);
   
25.48,
13.2,
0.8'
(C. Wyatt,
0.4-m
Newtonian);
   
26.99,
13.2,
1'
(J. de Souza Aguiar,
0.27-m
Newtonian);
   
27.92,
13.6,
1.5'
(S. Fritsche,
Koeditz,
0.1-m
Refractor + CCD;
1.8'
tail in p.a. 16 deg);
   
27.94,
12.9,
1.4'
(C. Harder,
Jeersdorf f,
0.531-m
Newtonian);
   
28.00,
13.3,
0.9'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
   
28.01,
13.8,
0.94'
(K. Hills,
0.5-m
Newtonian + CCD);
   
29.56,
13.6,
0.9'
(C. Wyatt,
0.4-m
Newtonian);
   
29.95,
14.6,
0.48'
(S. Shurpakov,
0.41-m
Newtonian + CCD);
   
29.97,
13.5,
0.6'
(G. van Buitenen,
Dordrecht, NL (G06),
0.203-m
Ritchey-Chretien + CCD);
   
30.97,
13.2,
1'
(J. de Souza Aguiar,
0.27-m
Newtonian);
   
31.94,
13.2,
0.9'
(J. Hadač,
0.15-m
Newtonian + CCD);
   
31.96,
14.0,
0.75'
(K. Hills,
0.5-m
Newtonian + CCD);
   
31.98,
13.3,
1'
(J. de Souza Aguiar,
0.27-m
Newtonian);
aug
01.00,
12.1,
2.5'
(J. Gonzalez Suarez,
0.203-m
Schmidt-Cassegrain);
   
01.99,
13.3,
0.8'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
   
02.92,
12.1,
0.5'
(M. Filipek,
0.4-m
Newtonian);
   
02.95,
13.4,
3.2'
(S. Fritsche,
Koeditz,
0.1-m
Refractor + CCD;
0.05 tail in p.a. 16 deg);
   
03.87,
13.7,
0.9'
(P. Livanec,
0.102-m
Refractor + CCD);
   
03.90,
14.1,
1.8'
(M. Lošťák,
0.2-m
Newtonian + CCD);
   
03.92,
13.4,
2.5'
(S. Fritsche,
Koeditz,
0.1-m
Refractor + CCD;
2.2'
tail in p.a. 15 deg);
   
04.01,
13.1,
1.3'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
   
04.92,
12.6,
0.5'
(M. Kwinta,
Glanów,
0.4-m
Newtonian);
   
07.95,
13.7,
0.5'
(J. Vincent,
South Woodham Ferrers UK,
0.305-m
Newtonian + CCD);
   
07.96,
,
1.5'
(C. Harder,
Jeersdorf f,
0.531-m
Newtonian);
C/2020 O2 (Amaral)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
15.95,
16.3,
0.6'
(P. Dekelver,
0.3-m
Newtonian + CCD;
0.6'
tail in p.a. 206 deg);
   
16.94,
16.6,
0.8'
(P. Dekelver,
0.3-m
Newtonian + CCD);
   
16.99,
17.3,
0.38'
(K. Hills,
0.5-m
Newtonian + CCD);
   
19.95,
15.1,
0.6'
(P. Dekelver,
0.3-m
Newtonian + CCD;
0.5'
tail in p.a. 207 deg);
   
23.01,
16.9,
0.4'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
   
23.97,
17.0,
0.4'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
   
24.97,
16.4,
1'
(P. Dekelver,
0.3-m
Newtonian + CCD;
1.4'
tail in p.a. 200 deg);
   
26.04,
17.1,
0.4'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
   
27.97,
17.9,
0.2'
(J. Hadač,
0.15-m
Newtonian + CCD);
   
28.06,
17.5,
0.38'
(K. Hills,
0.5-m
Newtonian + CCD);
   
31.94,
17.3,
0.38'
(K. Hills,
0.5-m
Newtonian + CCD);
aug
02.03,
17.2,
0.4'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
C/2020 R7 (ATLAS)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
19.83,
13.6,
1.8'
(T. Lehmann,
Hakos (remote),
0.2-m
Newtonian + CCD;
0.06 tail in p.a. 142 deg);
   
25.50,
13.7,
0.5'
(C. Wyatt,
0.4-m
Newtonian);
C/2020 U4 (PANSTARRS)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
26.12,
18.2,
0.4'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
C/2020 U5 (PANSTARRS)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
22.66,
17.9,
0.3'
(K. Yoshimoto,
0.203-m
Ritchey-Chretien + CCD);
   
26.08,
17.7,
0.4'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
   
31.14,
18.4,
0.38'
(K. Hills,
0.5-m
Newtonian + CCD);
aug
02.00,
17.5,
0.3'
(J. Hadač,
0.15-m
Newtonian + CCD);
   
04.02,
17.9,
0.3'
(J. Hadač,
0.15-m
Newtonian + CCD);
C/2020 V2 (ZTF)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
16.94,
13.2,
1.4'
(T. Lehmann,
Weimar,
0.279-m
Newtonian + CCD;
1.2'
tail in p.a. 106 deg);
   
20.91,
11.6,
1.2'
(M. Filipek,
0.25-m
Newtonian);
   
23.93,
12.6,
0.5'
(C. Harder,
Jeersdorf f,
0.531-m
Newtonian);
   
24.98,
13.1,
0.75'
(C. Harder,
Jeersdorf f,
0.531-m
Newtonian);
aug
02.91,
12.9,
2.8'
(S. Fritsche,
Koeditz,
0.1-m
Refractor + CCD;
1.8'
tail in p.a. 103 deg);
   
03.88,
12.0,
0.5'
(U. Pilz,
0.32-m
Newtonian);
   
07.97,
12.7,
0.7'
(C. Harder,
Jeersdorf f,
0.531-m
Newtonian);
C/2021 E3 (ZTF)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
24.37,
10.3,
7'
(J. Chambo,
Siding Spring, Australia,
0.51-m
Ritchey-Chretien + CCD;
12'
tail in p.a. 147 deg);
C/2021 F1 (Lemmon-PANSTARRS)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
14.19,
16.5,
--
(G. Pappa,
Namibia (remote control),
0.5-m
Prime focus of a reflector + CCD);
C/2021 S3 (PANSTARRS)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
aug
03.40,
16.8,
0.4'
(M. Mašek,
0.3-m
Cassegrain reflector + CCD);
   
03.40,
17.2,
0.4'
(M. Mašek,
0.3-m
Cassegrain reflector + CCD);
C/2021 T4 (Lemmon)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
26.14,
17.0,
0.4'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
aug
04.15,
17.2,
0.4'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
C/2021 Y1 (ATLAS)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
18.05,
16.9,
0.6'
(P. Dekelver,
0.3-m
Newtonian + CCD);
   
28.15,
16.8,
0.4'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
aug
03.07,
17.2,
0.6'
(S. Fritsche,
Koeditz,
0.1-m
Refractor + CCD);
   
04.13,
16.9,
0.4'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
C/2022 E3 (ZTF)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
12.02,
13.4,
2'
(S. Fritsche,
Koeditz,
0.1-m
Refractor + CCD;
0.05 tail in p.a. 157 deg);
   
12.28,
13.2,
--
(D. Heggie,
mayhill,
0.15-m
Refractor + CCD;
0.5'
tail in p.a. 150 deg);
   
17.04,
13.5,
1.3'
(T. Lehmann,
Weimar,
0.279-m
Newtonian + CCD;
0.07 tail in p.a. 149 deg);
   
17.99,
13.0,
2'
(P. Dekelver,
0.3-m
Newtonian + CCD;
3.1'
tail in p.a. 150 deg);
   
18.01,
13.4,
1.32'
(K. Hills,
0.5-m
Newtonian + CCD);
   
18.01,
12.2,
0.9'
(W. Kutschera,
0.54-m
Newtonian;
0.18 tail);
   
18.74,
13.3,
0.6'
(A. Novichonok,
0.36-m
Ritchey-Chretien + CCD;
2'
tail in p.a. 148 deg);
   
18.93,
13.1,
0.3'
(C. Harder,
Jeersdorf f,
0.353-m
Newtonian);
   
18.93,
13.0,
0.7'
(M. Kwinta,
Krzesławice,
0.3-m
Newtonian);
   
19.63,
13.3,
0.5'
(K. Yoshimoto,
0.203-m
Ritchey-Chretien + CCD;
2.4'
tail in p.a. 145 deg);
   
19.92,
12.7,
0.8'
(M. Kwinta,
Krzesławice,
0.3-m
Newtonian);
   
19.95,
13.3,
0.7'
(G. van Buitenen,
Dordrecht, NL (G06),
0.203-m
Ritchey-Chretien + CCD;
3.5'
tail in p.a. 148 deg);
   
19.96,
12.7,
0.7'
(J. Gonzalez Suarez,
0.203-m
Schmidt-Cassegrain);
   
20.00,
13.5,
2'
(P. Dekelver,
0.3-m
Newtonian + CCD;
3.5'
tail in p.a. 147 deg);
   
20.92,
13.0,
2.8'
(M. Paradowski,
0.068-m
Refractor + CCD);
   
22.57,
12.6,
0.8'
(O. Miyazaki,
0.32-m
Newtonian);
   
23.02,
13.4,
0.8'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
   
23.04,
12.0,
1'
(W. Kutschera,
0.54-m
Newtonian;
0.17 tail);
   
23.22,
13.6,
--
(D. Heggie,
mayhill,
0.15-m
Refractor + CCD;
40" tail in p.a. 140 deg);
   
23.96,
13.3,
0.25'
(C. Harder,
Jeersdorf f,
0.531-m
Newtonian;
0.8'
tail in p.a. 145 deg);
   
24.08,
11.9,
2'
(P. Dekelver,
0.3-m
Newtonian + CCD;
2.2'
tail in p.a. 141 deg);
   
24.93,
13.5,
0.25'
(C. Harder,
Jeersdorf f,
0.531-m
Newtonian;
1'
tail in p.a. 130 deg);
   
24.94,
13.4,
0.9'
(J. Hadač,
0.15-m
Newtonian + CCD;
3'
tail in p.a. 141 deg);
   
25.02,
13.4,
2'
(P. Dekelver,
0.3-m
Newtonian + CCD;
2.5'
tail in p.a. 138 deg);
   
25.47,
13.4,
0.4'
(C. Wyatt,
0.4-m
Newtonian;
1.2'
tail in p.a. 123 deg);
   
25.92,
12.8,
2.8'
(M. Paradowski,
0.068-m
Refractor + CCD;
3'
tail in p.a. 139 deg);
   
26.01,
13.6,
3.2'
(P. Dekelver,
0.3-m
Newtonian + CCD;
3.2'
tail in p.a. 140 deg);
   
26.06,
13.3,
1.1'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
   
26.85,
13.5,
0.6'
(J. Hadač,
0.15-m
Newtonian + CCD;
2'
tail in p.a. 135 deg);
   
27.92,
12.6,
0.5'
(C. Harder,
Jeersdorf f,
0.531-m
Newtonian;
1.5'
tail in p.a. 130 deg);
   
27.96,
13.0,
2.7'
(S. Fritsche,
Koeditz,
0.1-m
Refractor + CCD;
0.08 tail in p.a. 139 deg);
   
28.04,
13.5,
0.9'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
   
28.05,
13.7,
0.75'
(K. Hills,
0.5-m
Newtonian + CCD);
   
28.98,
13.0,
--
(N. Novikov,
Russia, d. Enaberdino,
0.153-m
Newtonian);
   
29.55,
13.5,
0.7'
(C. Wyatt,
0.4-m
Newtonian;
1.2'
tail in p.a. 129 deg);
   
29.70,
13.0,
1.5'
(K. Harikae,
0.15-m
Newtonian + CCD;
1.5'
tail in p.a. 135 deg);
   
30.93,
13.0,
--
(D. Heggie,
edinburgh,
0.135-m
Newtonian + CCD;
2'
tail in p.a. 120 deg);
   
30.99,
13.2,
1'
(J. de Souza Aguiar,
0.27-m
Newtonian);
   
31.92,
13.2,
0.4'
(C. Harder,
DK/ Ferring Strand,
0.252-m
Newtonian);
aug
01.02,
12.5,
0.6'
(J. Gonzalez Suarez,
0.203-m
Schmidt-Cassegrain);
   
01.02,
13.7,
0.56'
(K. Hills,
0.5-m
Newtonian + CCD);
   
01.93,
13.2,
0.4'
(C. Harder,
DK/ Ferring Strand,
0.252-m
Newtonian);
   
01.96,
13.0,
--
(N. Novikov,
Russia, d. Enaberdino,
0.153-m
Newtonian);
   
02.01,
13.0,
1.5'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
   
02.89,
12.7,
0.6'
(M. Kwinta,
0.3-m
Newtonian);
   
03.00,
12.8,
2.8'
(S. Fritsche,
Koeditz,
0.1-m
Refractor + CCD;
0.06 tail in p.a. 133 deg);
   
03.84,
13.5,
0.8'
(P. Livanec,
0.102-m
Refractor + CCD;
2.3'
tail in p.a. 132 deg);
   
03.88,
12.9,
0.6'
(M. Kwinta,
0.3-m
Newtonian);
   
03.90,
12.6,
0.8'
(M. Meyer,
0.254-m
Newtonian);
   
03.90,
12.5,
0.5'
(U. Pilz,
0.32-m
Newtonian);
   
03.96,
12.7,
4.2'
(S. Fritsche,
Koeditz,
0.1-m
Refractor + CCD;
0.09 tail in p.a. 133 deg);
   
03.99,
12.3,
1'
(W. Kutschera,
0.25-m
Newtonian);
   
04.03,
13.4,
1.1'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
   
04.92,
12.4,
--
(D. Heggie,
edinburgh,
0.135-m
Newtonian + CCD;
3'
tail in p.a. 125 deg);
   
04.93,
12.8,
0.6'
(M. Kwinta,
Glanów,
0.4-m
Newtonian;
2'
tail in p.a. 125 deg);
   
04.93,
12.6,
0.6'
(C. Harder,
DK/ Ferring Strand,
0.252-m
Newtonian);
   
04.96,
13.5,
0.5'
(M. Phillips,
Forthimage Observatory Edinburgh UK,
0.25-m
Newtonian + CCD;
2'
tail in p.a. 130 deg);
   
05.94,
13.0,
0.6'
(T. Karhula,
Virsbo,
0.305-m
Newtonian);
   
05.95,
12.7,
0.6'
(M. Kwinta,
0.3-m
Newtonian;
2'
tail in p.a. 125 deg);
   
05.95,
13.0,
0.65'
(C. Harder,
DK/ Ferring Strand,
0.252-m
Newtonian;
1.5'
tail in p.a. 110 deg);
   
06.39,
13.0,
0.6'
(J. Vincent,
South Woodham Ferrers UK,
0.305-m
Newtonian + CCD);
   
06.93,
12.5,
1'
(M. Meyer,
0.254-m
Newtonian);
   
07.90,
13.1,
0.6'
(J. Vincent,
South Woodham Ferrers UK,
0.305-m
Newtonian + CCD);
   
08.02,
13.3,
0.5'
(C. Harder,
Jeersdorf f,
0.531-m
Newtonian;
2'
tail in p.a. 120 deg);
   
09.01,
12.9,
0.8'
(C. Harder,
Jeersdorf h,
0.353-m
Newtonian;
0.8'
tail in p.a. 120 deg);
C/2022 L1 (Catalina)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
19.10,
16.9,
0.38'
(K. Hills,
0.5-m
Newtonian + CCD);
   
20.25,
15.6,
0.8'
(M. Mašek,
0.107-m
Camera lens + CCD);
   
22.57,
16.9,
0.3'
(K. Yoshimoto,
0.203-m
Ritchey-Chretien + CCD);
   
24.01,
18.3,
0.4'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
   
27.86,
17.5,
--
(D. De Martin,
Nerpio, Spain (remotely controlled),
0.5-m
Prime focus of a reflector + CCD);
   
27.95,
17.4,
0.38'
(K. Hills,
0.5-m
Newtonian + CCD);
   
29.92,
17.9,
0.19'
(S. Shurpakov,
0.41-m
Newtonian + CCD);
C/2022 L2 (ATLAS)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
27.88,
18.3,
--
(D. De Martin,
Nerpio, Spain (remotely controlled),
0.5-m
Prime focus of a reflector + CCD);
   
27.98,
18.7,
0.38'
(K. Hills,
0.5-m
Newtonian + CCD);
   
29.85,
18.4,
0.14'
(S. Shurpakov,
0.41-m
Newtonian + CCD);
   
31.98,
18.9,
0.38'
(K. Hills,
0.5-m
Newtonian + CCD);
aug
03.03,
18.2,
0.7'
(S. Fritsche,
Koeditz,
0.1-m
Refractor + CCD);
   
04.00,
19.1,
0.5'
(S. Fritsche,
Koeditz,
0.1-m
Refractor + CCD);
   
07.90,
18.3,
0.19'
(S. Shurpakov,
0.41-m
Newtonian + CCD);
C/2022 N1 (Attard-Maury)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
22.61,
17.0,
0.3'
(K. Yoshimoto,
0.203-m
Ritchey-Chretien + CCD);
P/2014 R5 (Lemmon-PANSTARRS)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
14.92,
19.8,
--
(G. Pappa,
Namibia (remote control),
0.5-m
Prime focus of a reflector + CCD);
P/2016 PM1 (WISE-PANSTARRS)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
13.78,
17.9,
--
(G. Pappa,
Namibia (remote control),
0.5-m
Prime focus of a reflector + CCD);
P/2022 L3 (ATLAS)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
24.14,
17.1,
0.4'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
   
28.13,
17.0,
0.4'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
aug
04.06,
16.7,
0.4'
(J. Hadač,
0.15-m
Newtonian + CCD);
   
04.08,
16.8,
0.7'
(S. Fritsche,
Koeditz,
0.1-m
Refractor + CCD);
   
04.11,
17.0,
0.4'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
   
06.13,
17.3,
0.4'
(P. Carson,
Fregenal de la Sierra, Spain,
0.315-m
Cassegrain reflector + CCD);
P/2022 M1 (PANSTARRS)
Total-magnitude and coma-diameter estimates (visual unless otherwise noted):
2022
jul
14.91,
20.7,
--
(G. Pappa,
Namibia (remote control),
0.5-m
Prime focus of a reflector + CCD);