Skip Navigation Links

Comet observations

Until today I've had the opportunity to observe or image 199 different comets.

Number of comets observed visually: 54
Number of visual observations: 224

Number of comets imaged: 179
Number of ccd observations: 507


Comet observations
date designation Type Magnitude Coma (arcmin) Condensation Instrument Aperture Power
14 Feb 2026C/2022 R6 (PANSTARRS)CCD16.3 Ritchey-Chretien20.3 cm
14 Feb 2026C/2022 QE78 (ATLAS)CCD14.9 Ritchey-Chretien20.3 cm
14 Feb 20263I/ATLASCCD15.0 Ritchey-Chretien20.3 cm
14 Feb 2026240P/NEATCCD14.9 Ritchey-Chretien20.3 cm
10 Feb 2026C/2026 A1 (MAPS)CCD15.5 Ritchey-Chretien50.8 cm
18 Jan 20263I/ATLASCCD12.8 Ritchey-Chretien20.3 cm
18 Jan 2026C/2022 QE78 (ATLAS)CCD14.6 Ritchey-Chretien20.3 cm
18 Jan 2026C/2024 A1 (ATLAS)CCD16.6 Ritchey-Chretien20.3 cm
18 Jan 2026240P/NEATCCD14.4 Ritchey-Chretien20.3 cm
18 Jan 2026240P-B/NEATCCD16.7 Ritchey-Chretien20.3 cm
18 Jan 2026145P/Shoemaker-LevyCCD16.2 Ritchey-Chretien20.3 cm
18 Jan 2026C/2022 N2 (PANSTARRS)CCD14.1 Ritchey-Chretien20.3 cm
18 Jan 2026C/2026 A1 (MAPS)CCD18.1 Ritchey-Chretien51.0 cm
25 Dec 2025210P/ChristensenCCD11.6 Ritchey-Chretien20.3 cm
25 Dec 202524P/SchaumasseCCD9.6 Ritchey-Chretien20.3 cm
25 Dec 20253I/ATLASCCD10.8 Ritchey-Chretien20.3 cm
25 Dec 2025C/2022 QE78 (ATLAS)CCD14.4 Ritchey-Chretien20.3 cm
25 Dec 2025240P/NEATCCD12.6 Ritchey-Chretien20.3 cm
25 Dec 2025C/2025 K1 (ATLAS)CCD16.7 Ritchey-Chretien20.3 cm
9 Nov 2025C/2025 A6 (Lemmon)Visual4.5 6.0 7 Binoculars7.0 cm11x
1 Nov 2025C/2025 A6 (Lemmon)Visual4.2 8.0 8 Binoculars7.0 cm11x
30 Oct 2025C/2025 K1 (ATLAS)CCD9.6 Ritchey-Chretien20.3 cm
28 Oct 2025C/2025 A6 (Lemmon)CCD4.5 Ritchey-Chretien20.3 cm
27 Oct 2025240P/NEATCCD13.3 Ritchey-Chretien20.3 cm
27 Oct 2025C/2022 N2 (PANSTARRS)CCD13.6 Ritchey-Chretien20.3 cm
27 Oct 2025C/2025 R2 (SWAN)CCD7.4 13.0 Ritchey-Chretien20.3 cm
27 Oct 2025C/2025 R2 (SWAN)Visual6.6 11.0 3 Binoculars7.0 cm11x
27 Oct 2025C/2025 A6 (Lemmon)Visual3.9 8.0 7 Binoculars7.0 cm11x
25 Oct 2025C/2025 A6 (Lemmon)Visual4.0 9.0 8 Binoculars7.0 cm11x
24 Oct 2025C/2025 R2 (SWAN)Visual6.3 12.0 3 Binoculars7.0 cm11x
22 Sep 2025C/2025 A6 (Lemmon)Visual7.8 6.0 5 Binoculars7.0 cm11x
26 Jul 2025C/2023 R1 (PANSTARRS)CCD15.6 Ritchey-Chretien20.3 cm
25 Jul 2025C/2025 K1 (ATLAS)CCD13.3 Ritchey-Chretien20.3 cm
25 Jul 2025C/2024 E1 (Wierzchos)CCD14.9 Ritchey-Chretien20.3 cm
25 Jul 20253I/ATLASCCD16.7 Ritchey-Chretien20.3 cm
18 Apr 2025C/2024 L5 (ATLAS)CCD14.8 Ritchey-Chretien20.3 cm
18 Apr 2025P/2023 S1 (PANSTARRS)CCD16.0 Ritchey-Chretien20.3 cm
18 Apr 2025496P/HillCCD16.1 Ritchey-Chretien20.3 cm
7 Apr 2025C/2025 F2 (SWAN)Visual7.5 5.0 6 Newtonian30.4 cm64x
5 Mar 2025P/2023 S1 (PANSTARRS)CCD15.1 Ritchey-Chretien20.3 cm
5 Mar 2025C/2022 QE78 (ATLAS)CCD14.8 Ritchey-Chretien20.3 cm
5 Mar 2025C/2022 E2 (ATLAS)CCD14.3 Ritchey-Chretien20.3 cm
3 Mar 2025C/2023 A3 (Tsuchinshan-ATLAS)CCD12.9 Ritchey-Chretien20.3 cm
2 Mar 2025C/2022 E2 (ATLAS)CCD14.2 Ritchey-Chretien20.3 cm
16 Feb 2025P/2023 S1 (PANSTARRS)CCD15.2 Ritchey-Chretien20.3 cm
16 Feb 2025C/2023 Q1 (PANSTARRS)CCD15.5 Ritchey-Chretien20.3 cm
16 Feb 2025C/2024 A1 (ATLAS)CCD15.6 Ritchey-Chretien20.3 cm
16 Feb 2025C/2017 K2 (PANSTARRS)CCD15.8 Ritchey-Chretien20.3 cm
16 Feb 2025496P/HillCCD16.1 Ritchey-Chretien20.3 cm
16 Feb 202543P/Wolf-HarringtonCCD16.4 Ritchey-Chretien20.3 cm
29 Nov 2024C/2023 H5 (Lemmon)CCD16.1 Ritchey-Chretien20.3 cm
29 Nov 202429P/Schwassmann-WachmannCCD11.2 Ritchey-Chretien20.3 cm
29 Nov 2024333P/LINEARCCD12.1 Ritchey-Chretien20.3 cm
28 Nov 2024472P/NEAT-LINEARCCD15.2 Ritchey-Chretien20.3 cm
28 Nov 2024C/2017 K2 (PANSTARRS)CCD14.8 Ritchey-Chretien20.3 cm
28 Nov 2024C/2024 M1 (ATLAS)CCD14.3 9 Ritchey-Chretien20.3 cm
21 Nov 2024C/2022 QE78 (ATLAS)CCD15.1 Ritchey-Chretien20.3 cm
21 Nov 2024C/2022 E2 (ATLAS)CCD12.9 Ritchey-Chretien20.3 cm
21 Nov 2024487P/SidingSpringCCD14.9 Ritchey-Chretien20.3 cm
21 Nov 2024130P/McNaught-HughesCCD15.1 Ritchey-Chretien20.3 cm
21 Nov 202443P/Wolf-HarringtonCCD15.9 Ritchey-Chretien20.3 cm
28 Oct 2024253P/PANSTARRSCCD16.3 Ritchey-Chretien20.3 cm
28 Oct 2024C/2022 N2 (PANSTARRS)CCD15.2 Ritchey-Chretien20.3 cm
27 Oct 2024C/2023 A3 (Tsuchinshan-ATLAS)Visual5.0 Binoculars7.0 cm11x
25 Oct 2024C/2023 A3 (Tsuchinshan-ATLAS)Visual4.9 Binoculars7.0 cm11x
24 Oct 2024C/2023 A3 (Tsuchinshan-ATLAS)Visual4.8 Binoculars7.0 cm11x
22 Oct 2024C/2023 A3 (Tsuchinshan-ATLAS)Visual4.4 Binoculars7.0 cm11x
14 Oct 2024C/2023 A3 (Tsuchinshan-ATLAS)Visual1.5 7 Naked eye cm
5 Oct 2024C/2022 E2 (ATLAS)CCD13.3 Ritchey-Chretien20.3 cm
5 Oct 2024487P/SidingSpringCCD15.7 Ritchey-Chretien20.3 cm
5 Oct 2024472P/NEAT-LINEARCCD15.6 Ritchey-Chretien20.3 cm
5 Oct 2024C/2023 Q1 (PANSTARRS)CCD16.6 Ritchey-Chretien20.3 cm
5 Oct 2024130P/McNaught-HughesCCD15.6 Ritchey-Chretien20.3 cm
4 Oct 202443P/Wolf-HarringtonCCD16.8 Ritchey-Chretien20.3 cm
4 Oct 2024C/2022 N2 (PANSTARRS)CCD14.8 Ritchey-Chretien20.3 cm
3 Oct 2024C/2024 S1 (ATLAS)CCD13.1 Ritchey-Chretien50.8 cm
28 Sep 2024C/2024 S1 (ATLAS)CCD13.5 Ritchey-Chretien51.0 cm
11 Aug 202413P/OlbersVisual7.2 6.0 6 Binoculars7.0 cm11x
6 Aug 2024146P/Shoemaker-LINEARCCD14.6 Ritchey-Chretien20.3 cm
6 Aug 2024130P/McNaught-HughesCCD15.2 Ritchey-Chretien20.3 cm
27 Jul 202413P/OlbersVisual7.0 7.0 5 Binoculars7.0 cm11x
9 Jul 2024C/2023 A3 (Tsuchinshan-ATLAS)CCD10.3 Newtonian25.0 cm
24 Jun 2024C/2022 N2 (PANSTARRS)CCD16.3 Ritchey-Chretien20.3 cm
23 Jun 2024C/2022 U1 (Leonard)CCD17.3 Ritchey-Chretien20.3 cm
23 Jun 2024C/2021 S3 (PANSTARRS)CCD12.3 Ritchey-Chretien20.3 cm
23 Jun 2024C/2023 A3 (Tsuchinshan-ATLAS)CCD10.5 Ritchey-Chretien20.3 cm
28 Apr 2024C/2023 A3 (Tsuchinshan-ATLAS)CCD10.2 1.0 6 Ritchey-Chretien30.4 cm
28 Apr 2024C/2023 A3 (Tsuchinshan-ATLAS)CCD10.8 Ritchey-Chretien20.3 cm
28 Apr 202465P/GunnCCD16.0 Ritchey-Chretien20.3 cm
28 Apr 2024C/2023 H5 (Lemmon)CCD17.7 Ritchey-Chretien20.3 cm
18 Apr 2024C/2021 S3 (PANSTARRS)CCD10.5 Ritchey-Chretien20.3 cm
18 Apr 2024C/2024 C4 (ATLAS)CCD16.7 Ritchey-Chretien20.3 cm
18 Apr 2024C/2023 A3 (Tsuchinshan-ATLAS)CCD10.5 Ritchey-Chretien20.3 cm
30 Mar 202412P/Pons-BrooksVisual4.7 6.0 6 Binoculars7.0 cm11x
28 Mar 202412P/Pons-BrooksVisual4.8 5.0 6 Binoculars7.0 cm11x
8 Mar 202412P/Pons-BrooksVisual5.4 6.0 5 Binoculars7.0 cm11x
8 Mar 2024C/2021 S3 (PANSTARRS)CCD9.3 Ritchey-Chretien20.3 cm
8 Mar 2024C/2023 A3 (Tsuchinshan-ATLAS)CCD12.3 Ritchey-Chretien20.3 cm
8 Mar 2024C/2021 T4 (Lemmon)CCD16.2 Ritchey-Chretien20.3 cm
8 Mar 202462P/TsuchinshanCCD10.7 Ritchey-Chretien20.3 cm
8 Mar 2024227P/Catalina-LINEARCCD15.1 Ritchey-Chretien20.3 cm
7 Mar 2024C/2022 E2 (ATLAS)CCD13.6 Ritchey-Chretien20.3 cm
7 Mar 2024479P/EleninCCD14.9 Ritchey-Chretien20.3 cm
7 Mar 2024C/2017 K2 (PANSTARRS)CCD14.2 Ritchey-Chretien20.3 cm
7 Mar 202432P/Comas SolaCCD14.5 Ritchey-Chretien20.3 cm
7 Mar 202413P/OlbersCCD12.2 Ritchey-Chretien20.3 cm
12 Feb 2024C/2022 E2 (ATLAS)CCD13.3 Ritchey-Chretien20.3 cm
12 Feb 2024144P/KushidaCCD9.9 Ritchey-Chretien20.3 cm
12 Feb 202432P/Comas SolaCCD14.4 Ritchey-Chretien20.3 cm
12 Feb 202413P/OlbersCCD12.9 Ritchey-Chretien20.3 cm
22 Jan 202412P/Pons-BrooksCCD8.3 Ritchey-Chretien20.3 cm
19 Jan 202412P/Pons-BrooksCCD8.4 Ritchey-Chretien20.3 cm
18 Jan 202412P/Pons-BrooksVisual9.1 2.5 5 Newtonian30.4 cm64x
9 Jan 202429P/Schwassmann-WachmannCCD11.5 Ritchey-Chretien20.3 cm
9 Jan 2024C/2022 E2 (ATLAS)CCD13.3 Ritchey-Chretien20.3 cm
9 Jan 2024207P/NEATCCD15.8 Ritchey-Chretien20.3 cm
9 Jan 2024C/2023 A3 (Tsuchinshan-ATLAS)CCD13.7 Ritchey-Chretien20.3 cm
9 Jan 2024C/2021 T4 (Lemmon)CCD15.8 Ritchey-Chretien20.3 cm
9 Jan 2024C/2019 T4 (ATLAS)CCD15.0 Ritchey-Chretien20.3 cm
9 Jan 202462P/TsuchinshanCCD8.3 Ritchey-Chretien20.3 cm
7 Jan 2024C/2017 K2 (PANSTARRS)CCD12.5 Ritchey-Chretien20.3 cm
7 Jan 2024C/2022 QE78 (ATLAS)CCD16.3 Ritchey-Chretien20.3 cm
7 Jan 2024144P/KushidaCCD11.7 Ritchey-Chretien20.3 cm
7 Jan 202413P/OlbersCCD15.6 Ritchey-Chretien20.3 cm
7 Jan 202432P/Comas SolaCCD14.9 Ritchey-Chretien20.3 cm
7 Jan 2024226P/Pigott-LINEAR-KowalskiCCD15.4 Ritchey-Chretien20.3 cm
7 Jan 202412P/Pons-BrooksCCD9.7 Ritchey-Chretien20.3 cm
22 Dec 2023C/2023 A3 (Tsuchinshan-ATLAS)CCD14.1 Ritchey-Chretien61.0 cm
6 Dec 2023C/2017 K2 (PANSTARRS)CCD12.4 Ritchey-Chretien20.3 cm
6 Dec 202332P/Comas SolaCCD14.3 Ritchey-Chretien20.3 cm
6 Dec 202312P/Pons-BrooksCCD9.1 Ritchey-Chretien20.3 cm
1 Dec 2023C/2021 X1 (Maury-Attard)CCD16.6 Ritchey-Chretien20.3 cm
1 Dec 202312P/Pons-BrooksCCD9.1 Ritchey-Chretien20.3 cm
28 Nov 2023C/2023 A3 (Tsuchinshan-ATLAS)CCD14.5 Ritchey-Chretien20.3 cm
22 Nov 202362P/TsuchinshanCCD10.3 Ritchey-Chretien20.3 cm
21 Nov 2023C/2017 K2 (PANSTARRS)CCD12.6 Ritchey-Chretien20.3 cm
21 Nov 2023170P/ChristensenCCD16.7 Ritchey-Chretien20.3 cm
21 Nov 2023126P/IRASCCD15.9 Ritchey-Chretien20.3 cm
21 Nov 2023144P/KushidaCCD15.6 Ritchey-Chretien20.3 cm
21 Nov 202332P/Comas SolaCCD14.3 Ritchey-Chretien20.3 cm
21 Nov 202312P/Pons-BrooksCCD9.1 Ritchey-Chretien20.3 cm
21 Nov 202312P/Pons-BrooksCCD8.9 Ritchey-Chretien61.0 cm
7 Nov 2023C/2023 H2 (Lemmon)CCD7.1 18.0 Ritchey-Chretien20.3 cm
8 Sep 2023C/2023 P1 (Nishimura)Visual4.8 4.0 6 Binoculars7.0 cm11x
6 Sep 2023C/2023 P1 (Nishimura)Visual5.2 4.0 6 Binoculars7.0 cm11x
5 Sep 2023C/2023 P1 (Nishimura)Visual5.6 4.0 6 Binoculars7.0 cm11x
26 Aug 2023C/2023 P1 (Nishimura)Visual7.6 3.0 5 Binoculars7.0 cm11x
23 Aug 2023103P/HartleyCCD12.3 Ritchey-Chretien20.3 cm
22 Aug 2023126P/IRASCCD14.8 Ritchey-Chretien20.3 cm
22 Aug 2023C/2023 E1 (ATLAS)CCD9.9 Ritchey-Chretien20.3 cm
22 Aug 202312P/Pons-BrooksCCD12.1 Ritchey-Chretien20.3 cm
22 Aug 2023C/2022 W3 (Leonard)CCD15.0 Ritchey-Chretien20.3 cm
22 Aug 2023C/2023 P1 (Nishimura)CCD9.2 2.8 Ritchey-Chretien20.3 cm
11 Aug 2023C/2022 A2 (PANSTARRS)CCD12.7 Ritchey-Chretien20.3 cm
11 Aug 2023126P/IRASCCD14.7 Ritchey-Chretien20.3 cm
11 Aug 2023103P/HartleyCCD13.1 Ritchey-Chretien20.3 cm
10 Aug 202312P/Pons-BrooksCCD12.0 Ritchey-Chretien20.3 cm
10 Aug 2023237P/LINEARCCD12.8 Ritchey-Chretien20.3 cm
8 Aug 202312P/Pons-BrooksCCD11.9 Ritchey-Chretien61.0 cm
8 Aug 202312P/Pons-BrooksCCD11.9 Ritchey-Chretien61.0 cm
28 Jul 202312P/Pons-BrooksCCD11.6 1.8 Ritchey-Chretien61.0 cm
27 Jul 202312P/Pons-BrooksCCD11.6 1.7 Ritchey-Chretien61.0 cm
26 Jul 202312P/Pons-BrooksCCD11.6 1.5 Ritchey-Chretien61.0 cm
25 Jul 202312P/Pons-BrooksCCD11.6 1.4 Ritchey-Chretien61.0 cm
23 Jul 202312P/Pons-BrooksCCD11.7 0.8 Ritchey-Chretien61.0 cm
22 Jul 202312P/Pons-BrooksCCD11.8 0.5 Ritchey-Chretien61.0 cm
17 Jun 2023237P/LINEARCCD12.3 Ritchey-Chretien20.3 cm
17 Jun 2023C/2022 L2 (ATLAS)CCD15.3 Ritchey-Chretien20.3 cm
17 Jun 2023C/2019 T4 (ATLAS)CCD13.1 Ritchey-Chretien20.3 cm
16 Jun 2023C/2023 E1 (ATLAS)CCD10.3 6.0 Ritchey-Chretien20.3 cm
16 Jun 2023C/2023 A3 (Tsuchinshan-ATLAS)CCD16.5 Ritchey-Chretien20.3 cm
8 Jun 2023C/2023 E1 (ATLAS)CCD10.9 5.5 Ritchey-Chretien20.3 cm
26 May 2023237P/LINEARCCD13.4 Ritchey-Chretien20.3 cm
26 May 2023199P/ShoemakerCCD16.9 Ritchey-Chretien20.3 cm
26 May 202381P/WildCCD14.0 Ritchey-Chretien20.3 cm
26 May 2023C/2020 R7 (ATLAS)CCD16.4 Ritchey-Chretien20.3 cm
25 May 2023C/2019 T4 (ATLAS)CCD13.1 1.5 Ritchey-Chretien20.3 cm
25 May 2023C/2023 B2 (ATLAS)CCD16.2 0.5 Ritchey-Chretien20.3 cm
22 May 2023C/2022 L2 (ATLAS)CCD15.8 Ritchey-Chretien20.3 cm
22 May 2023C/2019 T4 (ATLAS)CCD13.1 1.5 Ritchey-Chretien20.3 cm
21 May 2023C/2023 A3 (Tsuchinshan-ATLAS)CCD16.4 Ritchey-Chretien20.3 cm
21 May 2023C/2023 E1 (ATLAS)CCD12.2 4.5 Ritchey-Chretien20.3 cm
27 Apr 2023C/2022 L2 (ATLAS)CCD16.1 Ritchey-Chretien20.3 cm
27 Apr 2023C/2020 R7 (ATLAS)CCD15.6 Ritchey-Chretien20.3 cm
27 Apr 2023C/2019 T4 (ATLAS)CCD13.0 Ritchey-Chretien20.3 cm
26 Apr 2023C/2023 A3 (Tsuchinshan-ATLAS)CCD16.8 Ritchey-Chretien20.3 cm
26 Apr 2023C/2023 E1 (ATLAS)CCD14.7 2.5 Ritchey-Chretien20.3 cm
26 Apr 2023C/2019 U5 (PANSTARRS)CCD12.7 Ritchey-Chretien20.3 cm
26 Feb 2023C/2020 R7 (ATLAS)CCD15.3 Ritchey-Chretien20.3 cm
26 Feb 202377P/LongmoreCCD15.3 Ritchey-Chretien20.3 cm
26 Feb 2023C/2023 A3 (Tsuchinshan-ATLAS)CCD18.1 Ritchey-Chretien20.3 cm
25 Feb 2023C/2023 A3 (Tsuchinshan-ATLAS)CCD17.9 Ritchey-Chretien51.0 cm
14 Feb 2023C/2022 E3 (ZTF)Visual6.6 11.0 5 Binoculars0.7 cm11x
14 Feb 2023263P/GibbsCCD16.7 Ritchey-Chretien2.0 cm
14 Feb 2023C/2022 W3 (Leonard)CCD17.1 Ritchey-Chretien2.0 cm
13 Feb 2023P/2023 B1 (PANSTARRS)CCD16.7 Ritchey-Chretien2.0 cm
13 Feb 2023204P/LINEAR-NEATCCD16.1 Ritchey-Chretien2.0 cm
13 Feb 202394P/RussellCCD17.2 Ritchey-Chretien2.0 cm
13 Feb 2023C/2020 S4 (PANSTARRS)CCD14.9 Ritchey-Chretien2.0 cm
8 Feb 2023C/2022 A2 (PANSTARRS)CCD9.5 4.5 Ritchey-Chretien20.3 cm
7 Feb 2023118P/Shoemaker-LevyCCD13.5 Ritchey-Chretien20.3 cm
7 Feb 2023119P/Parker-HartleyCCD14.8 Ritchey-Chretien20.3 cm
7 Feb 202329P/Schwassmann-WachmannCCD12.3 4.0 Ritchey-Chretien20.3 cm
7 Feb 2023C/2020 V2 (ZTF)CCD9.9 Ritchey-Chretien20.3 cm
7 Feb 2023C/2019 T4 (ATLAS)CCD13.0 Ritchey-Chretien20.3 cm
6 Feb 2023C/2022 E3 (ZTF)Visual5.4 15.0 5 Binoculars5.0 cm10x
5 Feb 2023C/2022 E3 (ZTF)Visual5.3 15.0 5 Binoculars5.0 cm10x
31 Jan 2023C/2022 E3 (ZTF)Visual4.9 20.0 5 Binoculars5.0 cm10x
21 Jan 2023C/2020 V2 (ZTF)Visual9.6 4.0 4 Newtonian30.4 cm64x
21 Jan 2023C/2022 A2 (PANSTARRS)Visual9.1 5.0 4 Newtonian30.4 cm64x
21 Jan 2023C/2022 E3 (ZTF)Visual5.7 17.0 6 Binoculars7.0 cm11x
17 Jan 2023C/2020 V2 (ZTF)Visual9.5 3.5 5 Newtonian30.4 cm64x
17 Jan 2023C/2022 E3 (ZTF)Visual6.5 12.0 6 Binoculars7.0 cm11x
30 Dec 2022C/2022 E3 (ZTF)Visual7.5 5.0 5 Binoculars7.0 cm11x
18 Dec 2022C/2022 E3 (ZTF)Visual8.4 5.0 4 Binoculars5.0 cm10x
12 Dec 202229P/Schwassmann-WachmannCCD11.3 2.7 Ritchey-Chretien20.3 cm
12 Dec 2022C/2021 Y1 (ATLAS)CCD14.4 Ritchey-Chretien20.3 cm
12 Dec 2022C/2020 V2 (ZTF)CCD10.4 Ritchey-Chretien20.3 cm
12 Dec 2022P/2022 L3 (ATLAS)CCD15.7 Ritchey-Chretien20.3 cm
12 Dec 2022C/2021 T4 (Lemmon)CCD15.6 Ritchey-Chretien20.3 cm
9 Dec 2022C/2022 A2 (PANSTARRS)CCD11.1 2.0 Ritchey-Chretien203.0 cm
9 Dec 2022C/2022 E3 (ZTF)CCD8.8 5.5 Ritchey-Chretien20.3 cm
7 Dec 2022C/2020 V2 (ZTF)Visual10.1 3.0 4 Newtonian30.4 cm109x
7 Dec 2022C/2022 E3 (ZTF)Visual8.7 3.0 5 Newtonian30.4 cm109x
26 Nov 2022118P/Shoemaker-LevyCCD14.8 Ritchey-Chretien20.3 cm
26 Nov 2022119P/Parker-HartleyCCD15.7 Ritchey-Chretien20.3 cm
25 Nov 2022C/2020 V2 (ZTF)CCD10.5 2.5 Ritchey-Chretien20.3 cm
25 Nov 202229P/Schwassmann-WachmannCCD11.9 0.6 Ritchey-Chretien20.3 cm
25 Nov 202244P/ReinmuthCCD17.1 Ritchey-Chretien20.3 cm
25 Nov 2022C/2021 Y1 (ATLAS)CCD14.1 Ritchey-Chretien20.3 cm
25 Nov 2022P/2022 L3 (ATLAS)CCD14.8 1.5 Ritchey-Chretien20.3 cm
25 Nov 2022C/2022 U2 (ATLAS)CCD16.2 0.7 Ritchey-Chretien20.3 cm
13 Nov 202261P/Shajn-SchaldachCCD15.8 Ritchey-Chretien20.3 cm
13 Nov 2022P/2022 L3 (ATLAS)CCD15.0 Ritchey-Chretien20.3 cm
18 Oct 2022P/2022 L3 (ATLAS)CCD15.3 Ritchey-Chretien20.3 cm
18 Oct 202222P/KopffCCD14.7 Ritchey-Chretien20.3 cm
18 Oct 2022C/2022 E3 (ZTF)CCD11.2 Ritchey-Chretien20.3 cm
16 Oct 2022C/2014 UN271 (Bernardinelli-Bernstein)CCD16.8 0.6 Ritchey-Chretien51.0 cm
9 Oct 202281P/WildCCD12.5 Ritchey-Chretien20.3 cm
9 Oct 2022C/2022 R2 (ATLAS)CCD12.8 Ritchey-Chretien20.3 cm
9 Oct 2022C/2020 V2 (ZTF)CCD11.9 Ritchey-Chretien20.3 cm
9 Oct 202229P/Schwassmann-WachmannCCD14.7 Ritchey-Chretien20.3 cm
9 Oct 2022C/2020 S4 (PANSTARRS)CCD16.9 Ritchey-Chretien20.3 cm
6 Oct 202261P/Shajn-SchaldachCCD15.5 Ritchey-Chretien20.3 cm
6 Oct 2022C/2022 E3 (ZTF)CCD11.5 Ritchey-Chretien20.3 cm
30 Sep 2022119P/Parker-HartleyCCD15.8 Ritchey-Chretien20.3 cm
30 Sep 2022118P/Shoemaker-LevyCCD15.7 Ritchey-Chretien20.3 cm
30 Sep 2022C/2021 Y1 (ATLAS)CCD16.0 Ritchey-Chretien20.3 cm
30 Sep 2022C/2021 T4 (Lemmon)CCD15.7 Ritchey-Chretien20.3 cm
30 Sep 2022P/2022 L3 (ATLAS)CCD15.9 Ritchey-Chretien20.3 cm
29 Sep 2022285P/LINEARCCD15.5 Ritchey-Chretien20.3 cm
29 Sep 2022C/2022 E3 (ZTF)CCD12.0 Ritchey-Chretien20.3 cm
25 Sep 2022C/2014 UN271 (Bernardinelli-Bernstein)CCD17.4 0.6 Ritchey-Chretien51.0 cm
12 Aug 2022285P/LINEARCCD14.6 Ritchey-Chretien20.3 cm
12 Aug 2022C/2017 K2 (PANSTARRS)CCD9.1 Ritchey-Chretien20.3 cm
8 Aug 2022C/2021 S3 (PANSTARRS)CCD16.7 Ritchey-Chretien51.0 cm
6 Aug 2022C/2021 T4 (Lemmon)CCD17.2 Ritchey-Chretien2.0 cm
6 Aug 202222P/KopffCCD13.4 3.3 Ritchey-Chretien2.0 cm
6 Aug 2022395P/Catalina-NEATCCD16.4 Ritchey-Chretien2.0 cm
5 Aug 2022C/2020 F5 (MASTER)CCD16.5 Ritchey-Chretien2.0 cm
5 Aug 2022C/2022 E3 (ZTF)CCD13.4 Ritchey-Chretien2.0 cm
5 Aug 2022C/2022 L1 (Catalina)CCD16.7 Ritchey-Chretien2.0 cm
5 Aug 2022C/2017 K2 (PANSTARRS)CCD9.3 Ritchey-Chretien2.0 cm
30 Jul 2022327P/Van NessCCD17.0 Ritchey-Chretien20.3 cm
30 Jul 202222P/KopffCCD13.9 Ritchey-Chretien20.3 cm
30 Jul 202261P/Shajn-SchaldachCCD17.1 Ritchey-Chretien20.3 cm
30 Jul 2022C/2020 F5 (MASTER)CCD16.8 Ritchey-Chretien20.3 cm
29 Jul 2022C/2020 K1 (PANSTARRS)CCD13.5 0.6 Ritchey-Chretien20.3 cm
19 Jul 2022C/2022 E3 (ZTF)CCD13.3 0.7 Ritchey-Chretien20.3 cm
16 Jul 2022C/2017 K2 (PANSTARRS)Visual8.5 4.0 Newtonian30.4 cm64x
16 Jul 2022C/2017 K2 (PANSTARRS)Visual8.5 4.0 4 Newtonian13.0 cm46x
9 Jul 2022C/2022 E3 (ZTF)CCD13.5 0.4 Ritchey-Chretien51.0 cm
2 Jul 202222P/KopffCCD12.0 Ritchey-Chretien20.3 cm
2 Jul 2022107P/Wilson-HarringtonCCD16.7 Ritchey-Chretien20.3 cm
1 Jul 2022C/2017 K2 (PANSTARRS)Visual8.7 3.5 5 Newtonian30.4 cm64x
1 Jul 2022C/2017 K2 (PANSTARRS)CCD9.0 5.5 Ritchey-Chretien20.3 cm
23 Jun 2022C/2022 E3 (ZTF)CCD13.9 Ritchey-Chretien20.3 cm
23 Jun 2022C/2020 O2 (Amaral)CCD16.6 Ritchey-Chretien20.3 cm
22 Jun 2022C/2020 H6 (ATLAS)CCD16.1 Ritchey-Chretien20.3 cm
22 Jun 2022C/2019 U5 (PANSTARRS)CCD14.0 0.6 Ritchey-Chretien20.3 cm
22 Jun 202273P/Schwassmann-WachmannCCD14.7 Ritchey-Chretien20.3 cm
18 Jun 2022C/2017 K2 (PANSTARRS)CCD9.4 4.0 Ritchey-Chretien20.3 cm
18 Jun 2022C/2022 E3 (ZTF)CCD14.1 0.3 Ritchey-Chretien20.3 cm
17 Jun 2022C/2020 K1 (PANSTARRS)CCD13.6 0.5 Ritchey-Chretien20.3 cm
17 Jun 2022C/2020 V2 (ZTF)CCD13.4 0.5 Ritchey-Chretien20.3 cm
2 Jun 2022C/2022 E3 (ZTF)CCD14.5 Ritchey-Chretien2.0 cm
2 Jun 2022C/2019 U5 (PANSTARRS)CCD14.1 Ritchey-Chretien2.0 cm
2 Jun 2022C/2017 K2 (PANSTARRS)CCD9.8 Ritchey-Chretien2.0 cm
1 May 2022C/2017 K2 (PANSTARRS)Visual10.0 2.0 3 Newtonian2.0 cm86x
30 Apr 2022C/2019 L3 (ATLAS)Visual10.2 2.0 3 Newtonian2.0 cm86x
29 Apr 2022C/2019 T4 (ATLAS)Visual12.0 1.5 3 Newtonian20.3 cm86x
9 Apr 2022C/2022 E3 (ZTF)CCD16.0 Ritchey-Chretien61.0 cm
27 Mar 2022104P/KowalCCD12.5>2.0 Ritchey-Chretien20.3 cm
27 Mar 202219P/BorrellyCCD10.4>3.0 Ritchey-Chretien20.3 cm
22 Mar 202267P/Churyumov-GerasimenkoCCD13.4&1.0 Ritchey-Chretien20.3 cm
22 Mar 2022116P/WildCCD13.5&1.0 Ritchey-Chretien20.3 cm
20 Mar 2022C/2022 E3 (ZTF)CCD16.7 Ritchey-Chretien51.0 cm
20 Mar 2022C/2022 E3 (ZTF)CCD16.7 Ritchey-Chretien20.3 cm
20 Mar 2022C/2017 K2 (PANSTARRS)CCD11.4&1.3 Ritchey-Chretien20.3 cm
4 Mar 2022C/2019 L3 (ATLAS)Visual9.6&2.5 5/Newtonian30.4 cm109x
4 Mar 202219P/BorrellyVisual9.8:&3.0 3 Newtonian30.4 cm109x
3 Mar 2022C/2020 V2 (ZTF)CCD13.9 Ritchey-Chretien20.3 cm
3 Mar 2022C/2019 L3 (ATLAS)CCD9.6 Ritchey-Chretien20.3 cm
3 Mar 2022110P/HartleyCCD16.7 Ritchey-Chretien20.3 cm
3 Mar 2022C/2021 P4 (ATLAS)CCD14.9 Ritchey-Chretien20.3 cm
28 Feb 2022C/2021 F1 (Lemmon-PANSTARRS)CCD11.1 Ritchey-Chretien20.3 cm
28 Feb 2022C/2017 K2 (PANSTARRS)CCD11.8 Ritchey-Chretien20.3 cm
28 Feb 202270P/KojimaCCD15.8 Ritchey-Chretien20.3 cm
27 Feb 2022116P/WildCCD13.4&1.2 Ritchey-Chretien20.3 cm
27 Feb 202267P/Churyumov-GerasimenkoCCD11.7&1.3 Ritchey-Chretien20.3 cm
27 Feb 2022440P/KobayashiCCD18.2 Ritchey-Chretien20.3 cm
27 Feb 202229P/Schwassmann-WachmannCCD15.5 Ritchey-Chretien20.3 cm
27 Feb 20224P/FayeCCD13.7 Ritchey-Chretien20.3 cm
27 Feb 2022104P/KowalCCD10.9 Ritchey-Chretien20.3 cm
27 Feb 202219P/BorrellyCCD9.8&3.5 Ritchey-Chretien20.3 cm
27 Jan 2022116P/WildCCD14.4&0.3 Ritchey-Chretien20.3 cm
27 Jan 202267P/Churyumov-GerasimenkoCCD9.8&4.0 Ritchey-Chretien20.3 cm
27 Jan 20224P/FayeCCD12.6&0.8 Ritchey-Chretien20.3 cm
27 Jan 2022104P/KowalCCD10.5&4.0 Ritchey-Chretien20.3 cm
27 Jan 202219P/BorrellyCCD9.7&4.0 Ritchey-Chretien20.3 cm
9 Jan 202219P/BorrellyCCD9.8 Ritchey-Chretien20.3 cm
8 Jan 2022C/2019 U5 (PANSTARRS)CCD15.3 Ritchey-Chretien20.3 cm
8 Jan 2022116P/WildCCD15.4 Ritchey-Chretien20.3 cm
8 Jan 202267P/Churyumov-GerasimenkoCCD9.7&3.3 Ritchey-Chretien20.3 cm
8 Jan 2022110P/HartleyCCD15.2 Ritchey-Chretien20.3 cm
8 Jan 2022108P/CiffreoCCD15.2 Ritchey-Chretien20.3 cm
8 Jan 20224P/FayeCCD11.7 Ritchey-Chretien20.3 cm
6 Jan 2022110P/HartleyCCD15.4&0.5 Ritchey-Chretien20.3 cm
6 Jan 2022C/2019 L3 (ATLAS)CCD9.1 5.3 Ritchey-Chretien20.3 cm
6 Jan 2022402P/LINEARCCD16.4 Ritchey-Chretien20.3 cm
5 Jan 2022108P/CiffreoCCD14.9 Ritchey-Chretien20.3 cm
26 Dec 20214P/FayeCCD11.4 2.0 Ritchey-Chretien20.3 cm
21 Dec 2021132P/Helin-Roman-AluCCD15.3 Ritchey-Chretien20.3 cm
21 Dec 2021C/2021 O3 (PANSTARRS)CCD17.1 Ritchey-Chretien20.3 cm
21 Dec 202157P/du Toit-Neujmin-DelporteCCD12.1&1.5 Ritchey-Chretien20.3 cm
21 Dec 202167P/Churyumov-GerasimenkoCCD9.7>2.0 Ritchey-Chretien20.3 cm
20 Dec 2021P/2021 N2 (Fuls)CCD16.1>0.3 Ritchey-Chretien20.3 cm
20 Dec 202129P/Schwassmann-WachmannCCD12.5:&3.0 Ritchey-Chretien20.3 cm
20 Dec 2021132P/Helin-Roman-AluCCD15.3 Ritchey-Chretien20.3 cm
20 Dec 2021104P/KowalCCD13.1&1.5 Ritchey-Chretien20.3 cm
11 Dec 2021C/2021 A1 (Leonard)Visual5.0:&15.0 6 Binoculars5.0 cm10x
9 Dec 2021C/2021 A1 (Leonard)Visual5.3>10.0 4/Binoculars5.0 cm10x
8 Dec 2021C/2021 A1 (Leonard)Visual5.5>13.0 5 Binoculars5.0 cm10x
7 Dec 2021C/2021 A1 (Leonard)Visual5.8>11.0 5 Binoculars5.0 cm10x
5 Dec 2021C/2021 A1 (Leonard)CCD6.9 Ritchey-Chretien43.0 cm
3 Dec 2021C/2021 A1 (Leonard)CCD7.6 Ritchey-Chretien43.0 cm
2 Dec 2021C/2021 A1 (Leonard)CCD7.9 Ritchey-Chretien43.0 cm
1 Dec 2021C/2021 A1 (Leonard)CCD7.9 Ritchey-Chretien43.0 cm
30 Nov 2021C/2021 A1 (Leonard)CCD8.1 Ritchey-Chretien43.0 cm
29 Nov 2021C/2021 A1 (Leonard)CCD8.0 Ritchey-Chretien43.0 cm
22 Nov 2021C/2020 V2 (ZTF)CCD15.3 Ritchey-Chretien20.3 cm
22 Nov 2021C/2021 A1 (Leonard)CCD9.0 7.0 Ritchey-Chretien20.3 cm
22 Nov 2021C/2021 A1 (Leonard)Visual8.1>5.0 5 Newtonian13.0 cm25x
31 Oct 202129P/Schwassmann-WachmannCCD10.5 3.7 Ritchey-Chretien43.0 cm
29 Oct 2021C/2021 A1 (Leonard)CCD11.5&2.8 Ritchey-Chretien20.3 cm
29 Oct 202129P/Schwassmann-WachmannCCD10.5 3.7 Ritchey-Chretien20.3 cm
28 Oct 2021132P/Helin-Roman-AluCCD14.0 0.7 Ritchey-Chretien20.3 cm
28 Oct 202157P/du Toit-Neujmin-DelporteCCD12.6 Ritchey-Chretien20.3 cm
24 Oct 2021C/2021 A1 (Leonard)CCD12.8 1.7 Ritchey-Chretien20.3 cm
24 Oct 20214P/FayeCCD12.0 1.5 Ritchey-Chretien20.3 cm
21 Oct 202157P/du Toit-Neujmin-DelporteCCD12.3 1.2 Ritchey-Chretien51.0 cm
9 Oct 202167P/Churyumov-GerasimenkoCCD11.0 1.7 Ritchey-Chretien20.3 cm
9 Oct 2021108P/CiffreoCCD15.9:&0.3 Ritchey-Chretien20.3 cm
9 Oct 202129P/Schwassmann-WachmannCCD10.9 1.7 Ritchey-Chretien20.3 cm
8 Oct 2021132P/Helin-Roman-AluCCD14.3 0.5 Ritchey-Chretien20.3 cm
8 Oct 2021C/2017 K2 (PANSTARRS)CCD13.0 1.5 Ritchey-Chretien20.3 cm
5 Oct 2021C/2021 A1 (Leonard)CCD13.5 1.2 Ritchey-Chretien20.3 cm
5 Oct 2021C/2019 L3 (ATLAS)CCD10.8 3.2 Ritchey-Chretien20.3 cm
5 Oct 202129P/Schwassmann-WachmannCCD10.8 1.5 Ritchey-Chretien20.3 cm
2 Oct 2021C/2021 A1 (Leonard)CCD13.6 1.5 Ritchey-Chretien51.0 cm
2 Oct 202129P/Schwassmann-WachmannCCD10.8&0.7 Ritchey-Chretien30.4 cm
30 Sep 2021C/2021 A1 (Leonard)CCD13.5 1.1 Ritchey-Chretien20.3 cm
30 Sep 20214P/FayeCCD11.8 2.0 Ritchey-Chretien20.3 cm
30 Sep 202167P/Churyumov-GerasimenkoCCD10.9 2.8 Ritchey-Chretien20.3 cm
30 Sep 202167P/Churyumov-GerasimenkoVisual10.5 1.8 5 Newtonian30.4 cm25x
30 Sep 202129P/Schwassmann-WachmannVisual11.0&0.5 8 Newtonian30.4 cm25x
30 Sep 202129P/Schwassmann-WachmannCCD10.9 0.6 Ritchey-Chretien20.3 cm
9 Sep 2021C/2019 L3 (ATLAS)Visual10.8&1.7s5 Newtonian30.4 cm109x
9 Sep 20214P/FayeVisual10.9&1.8 2/Newtonian30.4 cm109x
9 Sep 202167P/Churyumov-GerasimenkoVisual11.4 1.0 6 Newtonian30.4 cm109x
7 Sep 2021C/2017 K2 (PANSTARRS)Visual12.7&1.5 3 Newtonian30.4 cm109x
5 Sep 2021C/2017 K2 (PANSTARRS)CCD13.0&0.8 Ritchey-Chretien20.3 cm
5 Sep 2021C/2020 K1 (PANSTARRS)CCD16.9&0.3 Ritchey-Chretien20.3 cm
5 Sep 2021C/2019 U5 (PANSTARRS)CCD16.2&0.3 Ritchey-Chretien20.3 cm
3 Sep 2021C/2019 L3 (ATLAS)CCD11.5&1.7 Ritchey-Chretien20.3 cm
3 Sep 20214P/FayeCCD11.9 1.5 Ritchey-Chretien20.3 cm
3 Sep 202167P/Churyumov-GerasimenkoCCD12.4 0.9 Ritchey-Chretien20.3 cm
3 Sep 2021132P/Helin-Roman-AluCCD15.9 0.4 Ritchey-Chretien20.3 cm
2 Sep 2021C/2019 T3 (ATLAS)CCD16.8 0.3 Ritchey-Chretien20.3 cm
2 Sep 2021C/2021 E3 (ZTF)CCD16.2 0.3 Ritchey-Chretien20.3 cm
2 Sep 2021C/2020 PV6 (PANSTARRS)CCD14.8 0.6 Ritchey-Chretien20.3 cm
24 Aug 2021C/2019 L3 (ATLAS)CCD11.5 2.1 Ritchey-Chretien20.3 cm
24 Aug 2021108P/CiffreoCCD15.3 0.2 Ritchey-Chretien20.3 cm
24 Aug 20214P/FayeCCD12.2 1.3 Ritchey-Chretien20.3 cm
24 Aug 202167P/Churyumov-GerasimenkoCCD12.9 0.8 Ritchey-Chretien20.3 cm
23 Aug 2021C/2017 K2 (PANSTARRS)CCD12.9 1.5 Ritchey-Chretien20.3 cm
23 Aug 2021C/2020 PV6 (PANSTARRS)CCD14.6 0.5 Ritchey-Chretien20.3 cm
19 Jul 202128P/NeujminCCD16.6 0.1 Ritchey-Chretien20.3 cm
19 Jul 202167P/Churyumov-GerasimenkoCCD14.5 0.5 Ritchey-Chretien20.3 cm
18 Jul 20214P/FayeCCD13.3 Ritchey-Chretien20.3 cm
8 Jul 202167P/Churyumov-GerasimenkoCCD14.9 0.3 Ritchey-Chretien20.3 cm
8 Jul 2021C/2019 K7 (Smith)CCD17.2 0.3 Ritchey-Chretien20.3 cm
7 Jul 2021C/2020 K1 (PANSTARRS)CCD17.2 0.3 Ritchey-Chretien20.3 cm
7 Jul 2021C/2019 U5 (PANSTARRS)CCD16.4 0.3 Ritchey-Chretien20.3 cm
7 Jul 2021C/2018 U1 (Lemmon)CCD15.5 0.3 Ritchey-Chretien20.3 cm
7 Jul 2021C/2020 O2 (Amaral)CCD15.7 0.3 Ritchey-Chretien20.3 cm
13 Jun 2021C/2017 K2 (PANSTARRS)CCD13.4 1.6 Ritchey-Chretien20.3 cm
13 Jun 2021C/2019 U5 (PANSTARRS)CCD16.7 0.1 Ritchey-Chretien20.3 cm
12 Jun 2021C/2018 U1 (Lemmon)CCD14.9 0.3 Ritchey-Chretien20.3 cm
12 Jun 20216P/d'ArrestCCD18.3 Ritchey-Chretien20.3 cm
12 Jun 2021C/2020 T2 (Palomar)CCD10.7 3.0 Ritchey-Chretien20.3 cm
4 Jun 20217P/Pons-WinneckeCCD12.1 1.0 Ritchey-Chretien61.0 cm
3 Jun 20217P/Pons-WinneckeCCD11.8 2.0 Ritchey-Chretien61.0 cm
2 Jun 20217P/Pons-WinneckeCCD11.3 2.0 Ritchey-Chretien61.0 cm
2 Jun 20217P/Pons-WinneckeCCD11.4 1.0 Ritchey-Chretien20.3 cm
1 Jun 2021C/2020 T2 (Palomar)Visual10.5&3.0 4/Newtonian30.4 cm109x
30 May 2021C/2020 PV6 (PANSTARRS)CCD15.8 0.3 Ritchey-Chretien20.3 cm
29 May 2021C/2020 J1 (SONEAR)CCD13.2 Ritchey-Chretien20.3 cm
28 May 2021C/2019 O3 (Palomar)CCD16.7 0.4 Ritchey-Chretien20.3 cm
28 May 2021C/2017 K2 (PANSTARRS)CCD13.4 1.3 Ritchey-Chretien20.3 cm
27 May 2021C/2020 T2 (Palomar)Visual10.5:&3.0 4/Newtonian30.4 cm109x
20 May 20217P/Pons-WinneckeCCD13.9 Ritchey-Chretien20.3 cm
19 May 2021C/2021 A1 (Leonard)CCD17.5 Ritchey-Chretien20.3 cm
19 May 2021C/2020 H6 (ATLAS)CCD15.7 Ritchey-Chretien20.3 cm
19 May 2021C/2020 T2 (Palomar)CCD10.5 3.0 Ritchey-Chretien20.3 cm
15 May 202115P/FinlayCCD14.1 1.5 Ritchey-Chretien51.0 cm
11 May 2021C/2021 A1 (Leonard)CCD17.6 Ritchey-Chretien20.3 cm
7 May 2021117P/Helin-Roman-AluCCD15.5 0.4 Ritchey-Chretien20.3 cm
7 May 2021C/2020 R4 (ATLAS)Visual10.3:&3.0 2 Newtonian30.4 cm25x
7 May 2021C/2020 R4 (ATLAS)CCD10.9: 0.3 Ritchey-Chretien20.3 cm
7 May 2021C/2020 H6 (ATLAS)CCD16.0 0.3 Ritchey-Chretien20.3 cm
18 Apr 2021117P/Helin-Roman-AluCCD15.3 0.5 Ritchey-Chretien20.3 cm
18 Apr 2021C/2021 A1 (Leonard)CCD17.7 0.2 Ritchey-Chretien20.3 cm
17 Apr 2021C/2017 K2 (PANSTARRS)CCD13.7 0.9 Ritchey-Chretien20.3 cm
16 Apr 2021C/2020 T2 (Palomar)CCD12.1 2.3 Ritchey-Chretien20.3 cm
13 Apr 2021C/2020 R4 (ATLAS)Visual10.2&3.0 2 Newtonian30.4 cm25x
13 Apr 2021C/2017 K2 (PANSTARRS)CCD14.2 0.6 Ritchey-Chretien20.3 cm
11 Apr 2021117P/Helin-Roman-AluCCD15.4 0.4 Ritchey-Chretien20.3 cm
11 Apr 2021C/2020 S8 (Lemmon)CCD16.0 0.4 Ritchey-Chretien20.3 cm
11 Apr 2021C/2020 S8 (Lemmon)CCD16.0 0.4 Ritchey-Chretien20.3 cm
11 Apr 2021409P/LONEOS-HillCCD15.8 0.4 Ritchey-Chretien20.3 cm
11 Apr 2021C/2020 T2 (Palomar)CCD12.6 1.5 Ritchey-Chretien20.3 cm
5 Apr 2021C/2021 A1 (Leonard)CCD17.6 0.3 Ritchey-Chretien51.0 cm
2 Apr 2021C/2020 T2 (Palomar)CCD12.8 1.3 Ritchey-Chretien20.3 cm
30 Mar 2021C/2020 V2 (ZTF)CCD17.0 0.2 Ritchey-Chretien20.3 cm
7 Mar 2021C/2021 A1 (Leonard)CCD18.0 0.2 Ritchey-Chretien51.0 cm
5 Mar 2021409P/LONEOS-HillCCD15.8 0.2 Ritchey-Chretien20.3 cm
5 Mar 2021141P/MachholzCCD15.0 0.7 Ritchey-Chretien20.3 cm
5 Mar 2021156P/Russell-LINEARCCD13.4 0.3 Ritchey-Chretien20.3 cm
2 Mar 2021C/2021 A2 (NEOWISE)CCD15.3 0.4 Ritchey-Chretien20.3 cm
2 Mar 2021C/2021 A4 (NEOWISE)CCD12.9 0.3 Ritchey-Chretien20.3 cm
21 Feb 2021409P/LONEOS-HillCCD15.7 0.2 Ritchey-Chretien20.3 cm
12 Feb 2021C/2020 T2 (Palomar)CCD15.3 0.4 Ritchey-Chretien20.3 cm
11 Feb 2021C/2021 A2 (NEOWISE)CCD12.3 0.7 Ritchey-Chretien20.3 cm
11 Feb 2021P/2020 U2 (PANSTARRS)CCD16.6 0.2 Ritchey-Chretien20.3 cm
11 Feb 2021C/2019 L3 (ATLAS)CCD13.4 0.5 Ritchey-Chretien20.3 cm
31 Jan 2021C/2017 K2 (PANSTARRS)CCD14.4 0.5 Ritchey-Chretien20.3 cm
24 Jan 2021C/2021 A1 (Leonard)CCD18.6 0.1 Ritchey-Chretien51.0 cm
8 Jan 2021398P/BoattiniCCD13.1 1.0 Ritchey-Chretien20.3 cm
8 Jan 2021156P/Russell-LINEARCCD12.5 0.8 Ritchey-Chretien20.3 cm
8 Jan 2021141P/MachholzCCD10.8 3.0 Ritchey-Chretien20.3 cm
8 Jan 202188P/HowellCCD12.3 2.2 Ritchey-Chretien20.3 cm
8 Jan 2021414P/STEREOCCD14.7 0.8 Ritchey-Chretien20.3 cm
8 Jan 2021P/2016 J3 (STEREO)CCD14.7 0.8 Ritchey-Chretien20.3 cm
15 Dec 2020156P/Russell-LINEARCCD11.4 Ritchey-Chretien20.3 cm
15 Dec 2020C/2019 L3 (ATLAS)CCD14.1 Ritchey-Chretien20.3 cm
15 Dec 2020162P/Siding SpringCCD16.3 Ritchey-Chretien20.3 cm
13 Nov 2020C/2020 M3 (ATLAS)Visual8.3 6.0 2 Newtonian13.0 cm25x
13 Nov 2020C/2020 M3 (ATLAS)CCD8.9 3.0 Ritchey-Chretien20.3 cm
12 Nov 2020C/2020 N1 (PANSTARRS)CCD17.5 0.1 Ritchey-Chretien20.3 cm
7 Nov 2020398P/BoattiniCCD14.8 0.5 Ritchey-Chretien20.3 cm
4 Nov 202011P/Tempel-Swift-LINEARCCD16.2 0.3 Ritchey-Chretien20.3 cm
2 Nov 2020C/2019 L3 (ATLAS)CCD14.2 0.4 Ritchey-Chretien20.3 cm
2 Nov 2020156P/Russell-LINEARCCD12.2 0.6 Ritchey-Chretien20.3 cm
2 Nov 2020C/2017 K2 (PANSTARRS)CCD15.1 0.4 Ritchey-Chretien20.3 cm
27 Oct 2020C/2020 S3 (Erasmus)CCD10.0 Ritchey-Chretien20.3 cm
22 Oct 2020C/2020 N1 (PANSTARRS)CCD17.4 Ritchey-Chretien20.3 cm
16 Oct 202011P/Tempel-Swift-LINEARCCD16.8 0.3 Ritchey-Chretien20.3 cm
16 Oct 2020C/2019 L3 (ATLAS)CCD14.4 0.5 Ritchey-Chretien20.3 cm
16 Oct 2020C/2020 N1 (PANSTARRS)CCD17.2 0.1 Ritchey-Chretien20.3 cm
10 Oct 2020C/2020 S3 (Erasmus)CCD15.2 0.5 Ritchey-Chretien20.3 cm
10 Oct 2020C/2019 L3 (ATLAS)CCD14.7 0.4 Ritchey-Chretien20.3 cm
30 Aug 2020C/2020 M3 (ATLAS)CCD11.4 2.0 Refractor12.7 cm
28 Aug 2020156P/Russell-LINEARCCD16.8 9 Ritchey-Chretien51.0 cm
28 Aug 2020C/2020 M3 (ATLAS)CCD14.7 Ritchey-Chretien51.0 cm
24 Aug 2020C/2019 L3 (ATLAS)CCD15.5 0.2 Ritchey-Chretien20.3 cm
18 Aug 2020C/2019 K7 (Smith)CCD15.7 Ritchey-Chretien20.3 cm
18 Aug 2020C/2017 Y2 (PANSTARRS)CCD16.9 Ritchey-Chretien20.3 cm
8 Aug 2020C/2019 L3 (ATLAS)CCD15.7 9 Ritchey-Chretien20.3 cm
8 Aug 2020115P/MauryCCD16.0 0.2 Ritchey-Chretien20.3 cm
7 Aug 2020C/2018 U1 (Lemmon)CCD16.7 0.2 Ritchey-Chretien20.3 cm
7 Aug 2020C/2019 K7 (Smith)CCD15.1 0.1 Ritchey-Chretien20.3 cm
7 Aug 2020C/2017 K2 (PANSTARRS)CCD15.6 0.5 Ritchey-Chretien20.3 cm
7 Aug 2020C/2018 N2 (ASASSN)CCD14.4 0.6 Ritchey-Chretien20.3 cm
7 Aug 2020C/2019 N1 (ATLAS)CCD14.1 0.6 Ritchey-Chretien20.3 cm
7 Aug 2020C/2020 F3 (NEOWISE)Visual6.2&8.0 5/Binoculars5.0 cm10x
7 Aug 2020C/2017 T2 (PANSTARRS)CCD10.8 Ritchey-Chretien20.3 cm
6 Aug 2020C/2020 F3 (NEOWISE)Visual5.9&8.0 6 Binoculars5.0 cm10x
2 Aug 202029P/Schwassmann-WachmannCCD12.7 0.6 Ritchey-Chretien20.0 cm
1 Aug 2020C/2018 N2 (ASASSN)CCD14.1 0.4 Ritchey-Chretien20.0 cm
1 Aug 2020249P/LINEARCCD16.5 Ritchey-Chretien51.0 cm
30 Jul 2020C/2020 F3 (NEOWISE)Visual4.8 6 Binoculars5.0 cm10x
28 Jul 2020249P/LINEARCCD15.7 Ritchey-Chretien51.0 cm
25 Jul 2020249P/LINEARCCD15.5 Ritchey-Chretien51.0 cm
22 Jul 2020C/2020 F3 (NEOWISE)Visual3.5 S7/Binoculars5.0 cm10x
20 Jul 2020C/2020 F3 (NEOWISE)Visual3.3 6.0S8 Binoculars5.0 cm10x
20 Jul 2020C/2020 F3 (NEOWISE)Visual3.3: S8 Naked eye0.0 cm
20 Jul 2020C/2017 T2 (PANSTARRS)Visual10.5&2.0 3/Newtonian30.0 cm108x
20 Jul 2020C/2019 U6 (Lemmon)Visual8.7&6.0 3 Newtonian30.0 cm64x
17 Jul 2020C/2020 F3 (NEOWISE)Visual2.7<4.0S8 Binoculars5.0 cm10x
17 Jul 2020C/2020 F3 (NEOWISE)Visual2.8: S8 Naked eye0.0 cm
11 Jul 2020C/2020 F3 (NEOWISE)Visual1.4 8 Binoculars5.0 cm10x
11 Jul 2020C/2020 F3 (NEOWISE)Visual1.3<4.0 8 Binoculars5.0 cm10x
10 Jul 2020C/2020 F3 (NEOWISE)Visual1.4 8 Naked eye0.0 cm
10 Jul 2020C/2020 F3 (NEOWISE)Visual1.3<4.0 8 Binoculars5.0 cm10x
6 Jul 2020C/2020 F3 (NEOWISE)Visual1.2 7 Binoculars5.0 cm10x
21 May 2020C/2020 F8 (SWAN)Visual6.4&5.0 3 Newtonian13.0 cm25x
21 May 2020C/2017 T2 (PANSTARRS)Visual8.6&6.0 4 Newtonian13.0 cm25x
17 May 2020C/2020 F8 (SWAN)Visual5.7 4.0 3 Newtonian13.0 cm25x
17 May 2020C/2017 T2 (PANSTARRS)Visual8.7 5.0 4 Newtonian13.0 cm46x
21 Apr 2020C/2017 T2 (PANSTARRS)Visual8.7 5.0 4 Newtonian13.0 cm25x
21 Apr 2020C/2019 Y1 (ATLAS)Visual8.0 5.0 5 Newtonian13.0 cm25x
26 Mar 2020C/2019 Y4 (ATLAS)Visual7.9 10.5 3 Newtonian13.0 cm25x
21 Mar 2020C/2019 Y4 (ATLAS)Visual8.0&12.0 3 Newtonian13.0 cm25x
21 Mar 2020C/2017 T2 (PANSTARRS)Visual8.6 4.0 5 Newtonian13.0 cm46x
21 Mar 2020C/2019 Y1 (ATLAS)Visual8.2 4.5 6 Newtonian13.0 cm46x
20 Mar 2020C/2019 Y4 (ATLAS)Visual8.1 12.0 3 Newtonian13.0 cm25x
16 Mar 2020C/2019 Y4 (ATLAS)Visual8.5 11.0 3 Newtonian13.0 cm25x
16 Mar 2020C/2017 T2 (PANSTARRS)Visual8.6 4.0 5 Newtonian13.0 cm46x
29 Feb 2020246P/NEATCCD14.8 0.3 Ritchey-Chretien51.0 cm
16 Feb 2020C/2019 Y4 (ATLAS)CCD14.9 0.4 Ritchey-Chretien43.1 cm
14 Feb 2020112P/Urata-NiijimaCCD15.8 0.3 Ritchey-Chretien51.0 cm
1 Feb 2020C/2020 A2 (Iwamoto)CCD12.8 2.1 Newtonian25.0 cm
19 Jan 2020C/2017 T2 (PANSTARRS)Visual9.6 3.0 5 Newtonian30.0 cm109x
15 Jan 2020C/2019 Y1 (ATLAS)CCD15.2 0.4 Ritchey-Chretien51.0 cm
28 Dec 201988P/HowellCCD18.9 Ritchey-Chretien51.0 cm
20 Dec 2019C/2017 T2 (PANSTARRS)Visual9.9 2.0 5 Newtonian30.0 cm109x
5 Dec 2019C/2018 F4 (PANSTARRS)CCD13.9 Refractor12.7 cm
24 Nov 2019C/2019 N1 (ATLAS)CCD17.3 Ritchey-Chretien61.0 cm
24 Nov 2019C/2017 T2 (PANSTARRS)Visual10.4 1.5 4 Newtonian30.0 cm109x
6 Oct 20192I/BorisovCCD16.4 0.2 Ritchey-Chretien43.1 cm
4 Oct 2019C/2019 K5 (Young)CCD15.3 0.3 Ritchey-Chretien61.0 cm
21 Sep 2019C/2018 W2 (Africano)Visual8.7 8.0 2/Newtonian13.0 cm25x
20 Sep 2019C/2018 W2 (Africano)Visual8.9 7.0 2/Newtonian30.0 cm64x
19 Sep 2019C/2018 W2 (Africano)Visual9.2 5.0 2/Newtonian30.0 cm64x
9 Sep 2019C/2018 W2 (Africano)Visual10.0 5.0 3 Newtonian30.0 cm64x
3 Aug 2019261P/LarsonCCD15.6 0.2 Ritchey-Chretien61.0 cm
3 Aug 2019260P/McNaughtCCD13.3 0.3 Ritchey-Chretien61.0 cm
23 Jul 2019C/2017 T2 (PANSTARRS)CCD14.2 0.3 Ritchey-Chretien51.0 cm
10 Jul 2019C/2018 N2 (ASASSN)CCD13.2 0.7 5 Ritchey-Chretien43.1 cm
14 May 201968P/KlemolaCCD16.6 0.1 Ritchey-Chretien61.0 cm
5 May 2019C/2019 D1 (Flewelling)CCD15.3 0.3 5 Ritchey-Chretien61.0 cm
28 Apr 201968P/KlemolaCCD17.2 0.1 Ritchey-Chretien61.0 cm
23 Mar 2019C/2017 T2 (PANSTARRS)CCD15.0 0.3 3 Ritchey-Chretien51.0 cm
17 Mar 2019C/2018 W2 (Africano)CCD16.2 0.2 4 Ritchey-Chretien61.0 cm
11 Mar 2019C/2018 Y1 (Iwamoto)Visual9.6 8.0 2 Newtonian30.0 cm64x
27 Feb 2019C/2018 Y1 (Iwamoto)Visual8.3 10.0 2/Newtonian13.0 cm46x
26 Feb 2019C/2018 Y1 (Iwamoto)Visual8.2 10.0 2/Newtonian13.0 cm46x
25 Feb 2019C/2018 Y1 (Iwamoto)Visual8.1 11.0 3 Newtonian13.0 cm25x
24 Feb 2019C/2018 Y1 (Iwamoto)Visual7.9 11.0 3 Newtonian13.0 cm25x
23 Feb 2019C/2018 Y1 (Iwamoto)Visual7.8 11.0 3 Newtonian13.0 cm25x
23 Feb 2019C/2017 T2 (PANSTARRS)CCD15.3 0.3 5 Ritchey-Chretien61.0 cm
17 Feb 2019C/2017 K2 (PANSTARRS)CCD17.2 0.1 2 Binoculars51.0 cm
15 Feb 2019C/2018 Y1 (Iwamoto)Visual6.6 13.0 4 Newtonian13.0 cm25x
3 Feb 2019C/2018 Y1 (Iwamoto)Visual7.5 9.0 3 Newtonian13.0 cm25x
7 Jan 201964P/Swift-GehrelsCCD10.3 Ritchey-Chretien41.3 cm
2 Jan 201964P/Swift-GehrelsCCD9.7 3.0 6 Ritchey-Chretien43.0 cm
1 Jan 2019C/2017 T2 (PANSTARRS)CCD15.0 0.2 4 Ritchey-Chretien61.0 cm
27 Dec 201846P/WirtanenVisual5.3 30.0 3/Binoculars5.0 cm10x
25 Dec 201846P/WirtanenVisual5.1 35.0 3/Binoculars5.0 cm10x
22 Dec 2018C/2018 Y1 (Iwamoto)CCD14.1 1.6 cm
17 Dec 201846P/WirtanenVisual4.6 35.0 3/Binoculars5.0 cm10x
13 Dec 201846P/WirtanenVisual4.5 45.0 3/Binoculars5.0 cm10x
10 Dec 201864P/Swift-GehrelsVisual9.3 6.0 4 Newtonian30.5 cm64x
10 Dec 201846P/WirtanenVisual4.8 40.0 3/Binoculars5.0 cm10x
9 Dec 201846P/WirtanenVisual4.9 40.0 3/Binoculars5.0 cm10x
9 Dec 2018C/2018 W2 (Africano)CCD16.7 Ritchey-Chretien61.0 cm
7 Dec 201846P/WirtanenVisual5.0 38.0 3 Binoculars5.0 cm10x
30 Nov 201838P/Stephan-OtermaVisual9.8 3.0 4 Newtonian30.5 cm64x
30 Nov 201846P/WirtanenVisual5.7 27.0 3 Binoculars5.0 cm10x
30 Nov 201864P/Swift-GehrelsVisual9.2 5.0 5 Newtonian30.5 cm64x
17 Nov 2018C/2018 V1 (Machholz-Fujikawa-Iwamoto)Visual8.3 5.0 5 Newtonian30.5 cm64x
17 Nov 201838P/Stephan-OtermaVisual9.8 3.8 3/Newtonian30.5 cm64x
15 Nov 2018C/2018 V1 (Machholz-Fujikawa-Iwamoto)Visual8.1 3.0 4 Newtonian13.0 cm25x
14 Nov 2018C/2018 V1 (Machholz-Fujikawa-Iwamoto)Visual8.0 3.0 4 Newtonian30.5 cm64x
11 Nov 2018C/2018 V1 (Machholz-Fujikawa-Iwamoto)CCD7.7 cm
10 Nov 2018C/2017 T2 (PANSTARRS)CCD15.8 Ritchey-Chretien43.0 cm
11 Oct 201838P/Stephan-OtermaVisual10.6 1.7 2 Newtonian30.5 cm109x
11 Oct 201864P/Swift-GehrelsVisual11.0 1.8 3 Newtonian30.5 cm109x
10 Oct 201838P/Stephan-OtermaVisual10.8 1.6 3 Newtonian30.5 cm64x
6 Oct 2018C/2017 T2 (PANSTARRS)CCD16.1 6 Ritchey-Chretien51.0 cm
16 Sep 2018123P/West-HartleyCCD16.2 Ritchey-Chretien61.0 cm
16 Sep 201859P/Kearns-KweeCCD16.8 Ritchey-Chretien61.0 cm
9 Sep 201821P/Giacobini-ZinnerVisual7.3 5 Binoculars5.0 cm10x
8 Sep 201821P/Giacobini-ZinnerVisual7.3 8.0 5 Binoculars5.0 cm10x
4 Sep 201821P/Giacobini-ZinnerVisual7.3 8.0 3 Binoculars5.0 cm10x
17 Aug 201821P/Giacobini-ZinnerVisual7.7 6.0 4/Newtonian13.0 cm25x
13 Aug 201846P/WirtanenCCD15.9 Ritchey-Chretien61.0 cm
6 Aug 201829P/Schwassmann-WachmannCCD13.2 0.7 Ritchey-Chretien43.0 cm
4 Aug 201821P/Giacobini-ZinnerVisual8.4 4.5 5 Newtonian13.0 cm25x
4 Aug 201821P/Giacobini-ZinnerVisual8.3 6.0 4 Binoculars5.0 cm10x
30 Jul 201838P/Stephan-OtermaCCD15.7 6.0 Ritchey-Chretien41.3 cm
22 Jul 2018C/2017 S3 (PANSTARRS)Visual8.8 6.0 3 Newtonian13.0 cm25x
22 Jul 201821P/Giacobini-ZinnerVisual9.3 3.0 5 Newtonian13.0 cm25x
20 Jul 2018C/2017 S3 (PANSTARRS)Visual6.7 6.0D6 Binoculars5.0 cm10x
14 Jul 201821P/Giacobini-ZinnerVisual9.9 2.8 5 Newtonian30.5 cm64x
13 Jul 201821P/Giacobini-ZinnerVisual10.2 2.8 4 Newtonian13.0 cm25x
11 Jul 2018C/2018 N1 (NEOWISE)CCD10.5 6.0 Refractor10.6 cm
3 Jul 2018C/2017 S3 (PANSTARRS)Visual9.7 2.2 4 Newtonian13.0 cm46x
13 Jun 201821P/Giacobini-ZinnerCCD13.7 1.2 5 Ritchey-Chretien61.0 cm
3 Jun 201821P/Giacobini-ZinnerCCD14.2 6 Ritchey-Chretien61.0 cm
3 Jun 2018C/2017 S3 (PANSTARRS)CCD16.1 5 Ritchey-Chretien61.0 cm
26 May 2018C/2018 K1 (Weiland)CCD16.9 cm
16 Apr 2018C/2017 S3 (PANSTARRS)CCD17.6 Binoculars51.0 cm
13 Apr 201821P/Giacobini-ZinnerCCD17.3 Ritchey-Chretien61.0 cm
17 Mar 201821P/Giacobini-ZinnerCCD18.3 Ritchey-Chretien51.0 cm
14 Mar 2018C/2018 E1 (ATLAS)CCD17.3 cm
24 Jan 2018C/2017 K2 (PANSTARRS)CCD18.2 3 Ritchey-Chretien61.0 cm
7 Jan 2018C/2017 T1 (Heinze)Visual10.5 3.0 3 Newtonian30.5 cm64x
29 Dec 2017C/2017 T1 (Heinze)CCD11.1 1.3 Ritchey-Chretien61.0 cm
29 Dec 2017C/2017 T1 (Heinze)Visual11.4 1.3 3 Newtonian30.5 cm109x
21 Dec 2017C/2017 T1 (Heinze)CCD12.3 0.4 5 Ritchey-Chretien43.1 cm
21 Dec 2017C/2016 R2 (PANSTARRS)CCD11.3 1.8 6 Ritchey-Chretien43.1 cm
21 Dec 2017174P/EcheclusCCD13.4 0.9 2 Ritchey-Chretien43.1 cm
26 Nov 2017C/2017 T1 (Heinze)CCD15.7 6 Binoculars61.0 cm
21 Oct 2017C/2017 T1 (Heinze)CCD17.8 0.2 4 Ritchey-Chretien70.0 cm
14 Oct 2017C/2017 O1 (ASASSN)Visual8.9 6.0 2 Binoculars30.5 cm64x
22 Sep 2017C/2017 O1 (ASASSN)Visual9.6 7.0 2 Newtonian30.5 cm64x
20 Sep 2017C/2017 K2 (PANSTARRS)CCD19.1 5 Ritchey-Chretien61.0 cm
19 Sep 2017C/2017 K2 (PANSTARRS)CCD19.2 5 Ritchey-Chretien61.0 cm
24 Jul 2017C/2016 R2 (PANSTARRS)CCD14.0 7 Ritchey-Chretien43.0 cm
24 Jul 2017C/2017 O1 (ASASSN)CCD12.0 4 Ritchey-Chretien43.0 cm
24 Jul 2017C/2015 VL62 (Lemmon-Yeung-PANSTARRS)CCD13.8 5 Ritchey-Chretien43.0 cm
1 Jul 2017C/2016 R2 (PANSTARRS)CCD15.3 6 Ritchey-Chretien43.0 cm
2 Jun 2017C/2017 K2 (PANSTARRS)CCD19.1 4 Ritchey-Chretien61.0 cm
31 May 2017C/2015 VL62 (Lemmon-Yeung-PANSTARRS)CCD15.0 4 Ritchey-Chretien43.0 cm
28 May 2017C/2017 D2 (Barros)CCD16.3 5 Ritchey-Chretien43.0 cm
26 May 2017C/2015 V2 (Johnson)Visual8.1 8.0 6 Newtonian30.5 cm64x
19 May 2017C/2015 V2 (Johnson)Visual8.5 8.0 4 Newtonian13.0 cm46x
16 May 2017C/2015 V2 (Johnson)Visual8.5 7.0 5 Newtonian13.0 cm46x
8 May 2017C/2015 V2 (Johnson)Visual8.7 4.5 6 Binoculars30.5 cm64x
17 Apr 2017C/2016 R2 (PANSTARRS)CCD16.6 2 Binoculars25.0 cm
9 Apr 2017C/2017 E4 (Lovejoy)Visual6.3 5.0 6 Newtonian13.0 cm25x
1 Apr 2017C/2015 V2 (Johnson)Visual9.2 3.5 4 Binoculars30.5 cm64x
27 Mar 201741P/Tuttle-Giacobini-KresakVisual7.3 16.0 4 Newtonian13.0 cm25x
23 Mar 201741P/Tuttle-Giacobini-KresakVisual7.8 13.0 4 Newtonian30.6 cm64x
21 Mar 201741P/Tuttle-Giacobini-KresakVisual7.9 15.0 3 Newtonian30.5 cm64x
15 Mar 201741P/Tuttle-Giacobini-KresakVisual8.9 18.0 4 Newtonian13.0 cm25x
11 Mar 2017C/2015 V2 (Johnson)Visual10.7 1.2 4 Newtonian30.5 cm109x
23 Feb 2017C/2016 R2 (PANSTARRS)CCD14.9 4 Ritchey-Chretien43.1 cm
15 Feb 20172P/EnckeVisual9.8 2.5 3 Newtonian30.5 cm109x
19 Jan 2017C/2016 R2 (PANSTARRS)CCD14.1 Ritchey-Chretien43.0 cm
28 Dec 201641P/Tuttle-Giacobini-KresakCCD15.7 3 Ritchey-Chretien43.0 cm
22 Dec 2016C/2016 R2 (PANSTARRS)CCD13.4 4 Ritchey-Chretien43.1 cm
21 Dec 2016C/2016 R2 (PANSTARRS)CCD13.9 5 Ritchey-Chretien70.0 cm
20 Dec 2016C/2016 U1 (NEOWISE)Visual9.7 3.0 2 Newtonian30.5 cm64x
10 Dec 201643P/Wolf-HarringtonCCD12.9 5 Refractor10.6 cm
6 Dec 2016C/2016 U1 (NEOWISE)Visual10.5 4.0 1 Newtonian30.5 cm64x
3 May 2016C/2014 S2 (PANSTARRS)Visual10.7 2.8 3 Newtonian30.5 cm109x
14 Apr 2016252P/LINEARVisual6.7 9.0 4 Newtonian30.5 cm64x
14 Apr 2016C/2014 S2 (PANSTARRS)Visual10.0 2.3 3 Newtonian30.5 cm109x
8 Apr 2016C/2014 S2 (PANSTARRS)Visual9.7 2.0 3 Newtonian30.5 cm109x
22 Mar 2016P/2016 BA14 (PANSTARRS)Visual12.7 1.0 9 cm
29 Dec 2015C/2013 X1 (PANSTARRS)Visual9.8 3.0 3 Newtonian30.5 cm109x
8 Dec 2015C/2013 X1 (PANSTARRS)Visual10.2 1.5 3 Newtonian30.5 cm109x
8 Dec 2015C/2013 US10 (Catalina)Visual6.5 6.0 4 Newtonian30.5 cm109x
13 Nov 2015C/2013 X1 (PANSTARRS)Visual10.7 1.0 3 Newtonian30.5 cm109x
13 Nov 2015C/2014 S2 (PANSTARRS)Visual9.3 2.0 5 Newtonian30.5 cm109x
8 Nov 2015C/2013 X1 (PANSTARRS)Visual10.7 1.5 3 Newtonian30.5 cm109x
1 Nov 2015C/2014 S2 (PANSTARRS)Visual9.6 3.0 4 Newtonian30.5 cm109x
11 Oct 2015C/2014 S2 (PANSTARRS)Visual10.4 2.0 5 Newtonian30.5 cm109x
1 Oct 2015C/2014 S2 (PANSTARRS)Visual10.6 1.5 4 Newtonian30.5 cm109x
30 Sep 2015C/2014 S2 (PANSTARRS)Visual10.7 1.5 5 Newtonian30.5 cm109x
26 Sep 2015C/2014 S2 (PANSTARRS)Visual10.6 2.0 4 Newtonian30.5 cm109x
28 Jul 2015C/2014 Q2 (Lovejoy)Visual9.8 Newtonian30.5 cm64x
6 Jul 2015C/2014 Q2 (Lovejoy)Visual8.9 Newtonian30.5 cm64x
22 Jun 2015C/2014 Q2 (Lovejoy)Visual8.5 cm
10 Mar 2015C/2014 Q2 (Lovejoy)Visual5.8 Newtonian30.5 cm64x
17 Feb 2015C/2014 Q2 (Lovejoy)Visual5.4 Newtonian30.5 cm64x
6 Feb 2015C/2014 Q2 (Lovejoy)Visual5.0 Naked eye0.0 cm
26 Jan 2015C/2014 Q2 (Lovejoy)Visual4.6 Binoculars5.0 cm10x
21 Jan 2015C/2014 Q2 (Lovejoy)Visual4.3 Binoculars5.0 cm10x
20 Jan 2015C/2014 Q2 (Lovejoy)Visual4.3 Binoculars5.0 cm10x
16 Jan 2015C/2014 Q2 (Lovejoy)Visual4.0 Binoculars5.0 cm10x
14 Jan 2015C/2014 Q2 (Lovejoy)Visual4.1 Naked eye0.0 cm
13 Jan 2015C/2014 Q2 (Lovejoy)Visual4.2 Naked eye0.0 cm
10 Jan 2015C/2014 Q2 (Lovejoy)Visual4.4 Binoculars5.0 cm10x
8 Jan 2015C/2014 Q2 (Lovejoy)Visual4.5 Binoculars5.0 cm10x
3 Jan 2015C/2014 Q2 (Lovejoy)Visual4.9 Binoculars5.0 cm10x
2 Jan 2015C/2014 Q2 (Lovejoy)Visual4.9 Binoculars5.0 cm10x
31 Dec 2014C/2014 Q2 (Lovejoy)Visual5.0 Binoculars5.0 cm10x
28 Dec 2014C/2014 Q2 (Lovejoy)Visual5.2 Binoculars5.0 cm10x
26 Dec 2014C/2014 Q2 (Lovejoy)Visual6.0 Binoculars5.0 cm10x
17 Sep 2014C/2014 E2 (Jacques)Visual8.3 Newtonian30.5 cm64x
1 Sep 2014C/2014 E2 (Jacques)Visual7.2 Newtonian30.5 cm64x
28 Aug 2014C/2014 E2 (Jacques)Visual7.1 Newtonian30.5 cm64x
27 Aug 2014C/2014 E2 (Jacques)Visual7.0 Binoculars5.0 cm10x
25 Aug 2014C/2014 E2 (Jacques)Visual6.9 Binoculars5.0 cm10x
13 Aug 2014C/2014 E2 (Jacques)Visual6.8 Binoculars5.0 cm10x
3 Aug 2014C/2014 E2 (Jacques)Visual6.9 Newtonian30.5 cm64x
2 Aug 2014C/2014 E2 (Jacques)Visual7.0 Newtonian30.5 cm
11 Jun 2014C/2012 K1 (PANSTARRS)Visual8.2 Newtonian30.5 cm
1 Jun 2014C/2012 K1 (PANSTARRS)Visual8.3 Newtonian30.5 cm
25 May 2014C/2012 K1 (PANSTARRS)Visual8.6 Newtonian30.5 cm
12 May 2014C/2012 K1 (PANSTARRS)Visual8.7 Newtonian30.5 cm
3 May 2014C/2012 K1 (PANSTARRS)Visual8.8 Newtonian30.5 cm
28 Apr 2014C/2012 K1 (PANSTARRS)Visual8.9 Newtonian30.5 cm
25 Apr 2014C/2012 K1 (PANSTARRS)Visual9.1 Newtonian30.5 cm
20 Apr 2014C/2012 K1 (PANSTARRS)Visual9.5 Newtonian30.5 cm
16 Apr 2014C/2012 K1 (PANSTARRS)Visual9.6 Newtonian30.5 cm
9 Apr 2014C/2012 K1 (PANSTARRS)Visual9.8 Newtonian30.5 cm
5 Apr 2014C/2012 K1 (PANSTARRS)Visual10.0 Newtonian30.5 cm
21 Mar 2014C/2012 K1 (PANSTARRS)Visual10.1 Newtonian30.5 cm
9 Mar 2014C/2012 K1 (PANSTARRS)Visual10.9 Newtonian30.5 cm
3 Feb 2014C/2012 X1 (LINEAR)Visual8.7 Newtonian13.0 cm26x
3 Feb 2014C/2013 R1 (Lovejoy)Visual7.4 Newtonian13.0 cm26x
7 Jan 2014C/2013 R1 (Lovejoy)Visual6.3 Newtonian13.0 cm26x
23 Dec 2013C/2013 R1 (Lovejoy)Visual5.9 Newtonian13.0 cm26x
20 Dec 2013C/2013 R1 (Lovejoy)Visual6.0 Newtonian13.0 cm26x
15 Nov 2013C/2012 S1 (ISON)Visual6.2 Newtonian13.0 cm26x
15 Nov 2013C/2013 R1 (Lovejoy)Visual5.7 Newtonian13.0 cm26x
13 Nov 2013C/2012 S1 (ISON)Visual7.3 Newtonian13.0 cm26x
13 Nov 2013C/2013 R1 (Lovejoy)Visual5.8 Newtonian13.0 cm26x
11 Nov 2013C/2013 R1 (Lovejoy)Visual6.3 Newtonian13.0 cm26x
9 Nov 2013C/2012 S1 (ISON)Visual8.2 Newtonian13.0 cm26x
9 Nov 2013C/2013 R1 (Lovejoy)Visual6.5 Newtonian13.0 cm26x
5 Nov 2013C/2013 R1 (Lovejoy)Visual7.5 Newtonian13.0 cm26x
30 Oct 2013C/2013 R1 (Lovejoy)Visual8.0 Newtonian13.0 cm26x
3 May 2013C/2011 L4 (PANSTARRS)Visual7.6 Newtonian13.0 cm26x
6 Apr 2013C/2011 L4 (PANSTARRS)Visual5.0 Newtonian13.0 cm26x
1 Apr 2013C/2011 L4 (PANSTARRS)Visual4.5 Newtonian13.0 cm26x
 



    Terminology:

    magnitude:      brightness estimate of the comet
    coma:           size estimate of the comet's coma, measured in arcminutes
    condensation:   degree of condensation (0=completely diffuse, 9=completely stellar)

Privacy policy