Jan 02 Jiangao Ruan reports a non-group comet in real time C2 images Jan 03 Zesheng Yang reports a Kreutz group comet in real time C3 images Jan 03 Worachate Boonplod reports a Kreutz group comet in real time C3 images Jan 07 Worachate Boonplod reports a Kreutz group comet in real time C3 images Jan 08 Trygve Prestgard reports a Kreutz group comet in real time C3 images Jan 10 Discovery of 2022 W2 (ATLAS) reported Jan 10 Discovery of 2022 W3 (Leonard) reported Jan 10 Hanjie Tan reports a Kreutz group comet in real time C2 images Jan 12 Discovery of 2022 Y1 (Hogan) reported Jan 14 Worachate Boonplod reports a Kreutz group comet in real time C3 images Jan 16 Zesheng Yang reports a Kreutz group comet in real time C3 images Jan 18 Zesheng Yang reports a Kreutz group comet in real time C3 images Jan 22 Discovery of 2023 A1 (Leonard) reported Jan 24 Zesheng Yang reports a Kreutz group comet in real time C3 images Jan 25 Discovery of 2023 B1 (P/PanSTARRS) reported Jan 26 Vladimir Bezugly reports a possible comet in SWAN images at small solar elongation Jan 26 Worachate Boonplod reports a Meyer group comet in real time C2 images Jan 28 Worachate Boonplod reports a non-group comet in real time C3 images Jan 29 Worachate Boonplod reports two non-group comets in real time C3 images Jan 30 Zesheng Yang reports a Kreutz group comet in real time C3 images Jan 30 Jiangao Ruan reports a non-group comet fragment in real time C3 images Jan 30 Hanjie Tan reports a non-group comet fragment in real time C3 images Jan 31 Discovery of 2022 Y2 (Lemmon) reported Feb 01 Cometary activity reported in A/2022 T1 Feb 06 Zesheng Yang reports a Kreutz group comet in real time C3 images Feb 07 Discovery of 2023 B2 (ATLAS) reported Feb 07 Jiangao Ruan reports a non-group comet in delayed C3 images Feb 08 Worachate Boonplod reports a Kreutz group comet in real time C3 images Feb 09 Hanjie Tan reports a non-group comet in real time C3 images Feb 10 Cometary activity reported in 2021 PE20 Feb 14 Discovery of A/2019 N2 reported Feb 15 Worachate Boonplod reports a Kreutz group comet in real time C3 images Feb 17 Discovery of 2023 B3 (P/PanSTARRS) reported Feb 21 Hanjie Tan reports a Kreutz group comet in real time C3 images Feb 21 Zesheng Yang reports a Kreutz group comet in real time C3 images Feb 23 Discovery of 2023 A2 (SWAN) confirmed Feb 23 Worachate Boonplod reports a Kreutz group comet in real time C3 images Feb 24 Discovery of 2018 S3 (TESS) finally confirmed Feb 28 Discovery of 2023 A3 (Tsuchinshan-ATLAS) reported Mar 06 Zesheng Yang reports a Kreutz group comet in real time C3 images Mar 06 Hanjie Tan reports a Kreutz group comet in real time C3 images Mar 12 Discovery of 2023 E1 (ATLAS) reported Mar 14 Worachate Boonplod reports a Kreutz group comet in real time C3 images Mar 14 Hanjie Tan reports a Kreutz group comet in real time C3 images Mar 16 Designation change of 1951 G1 (Groeneveld) reported Mar 18 Jiangao Ruan reports two Kreutz group comets in real time C2 images Mar 19 Worachate Boonplod reports a Kreutz group comet in real time C2 images Mar 21 Hanjie Tan reports a Meyer group comet in real time C3 images Mar 21 Worachate Boonplod reports a Kreutz group comet in real time C3 images Mar 23 Jiangao Ruan reports a Kreutz group comet in real time C3 images Mar 24 Discovery of 2023 C1 (P/Jahn) reported Mar 25 Hanjie Tan reports a Kreutz group comet in archival C2 images Mar 25 Hanjie Tan reports three Meyer group comets in archival C2 images Mar 25 Hanjie Tan reports three non-group comets in archival C2 images Mar 26 Discovery of 2023 C2 (ATLAS) reported Mar 27 Designation of 1971 M1 (Edwards) reported Mar 27 Cometary activity reported in 2010 VH95 (P/Catalina) Mar 29 Hanjie Tan reports a Kreutz group comet in real time C2 images Apr 02 Zesheng Yang reports a Kreutz group comet in real time C2 images Apr 06 Hanjie Tan reports a Kreutz group comet in real time C2 images Apr 06 Jiangao Ruan reports a Kreutz group comet in archival C3 images Apr 07 Hanjie Tan reports a Kreutz group comet in real time C3 images Apr 09 Hanjie Tan and Robert Pickard report a Kreutz group comet in real time C2 images Apr 12 Worachate Boonplod reports a Kreutz group comet in real time C2 images Apr 14 Hanjie Tan reports a Meyer group comet in real time C2 images Apr 16 Zesheng Yang reports a Meyer group comet in real time C2 images Apr 17 Jiangao Ruan reports a Kreutz group comet in real time C2 images Apr 18 Robert Pickard reports a Kreutz group comet in real time C2 images Apr 18 Rob Matson reports a comet in SWAN images Apr 20 Jiangao Ruan, Zesheng Yang and Robert Pickard report a Kreutz group comet in real time C2 images Apr 20 Zesheng Yang reports a Kreutz group comet in real time C2 images Apr 23 Jiangao Ruan reports a Kreutz group comet in real time C2 images Apr 24 Hanjie Tan reports a Kreutz group comet in real time C2 images Apr 26 Jiangao Ruan reports a Kreutz group comet in real time C2 images Apr 27 Hanjie Tan reports a Kreutz group comet in real time C2 images Apr 28 2010 OE101 = 2021 LJ31 designated as a comet P/WISE Apr 28 Hanjie Tan reports a Kreutz group comet in real time C2 images Apr 28 Discovery of 2020 H11 (PanSTARRS-Lemmon) reported Apr 29 2022 BV9 designated as a comet P/Lemmon May 01 Zesheng Yang reports a Kreutz group comet in real time C2 images May 02 Michal Biesiada reports a Kreutz group comet in real time C2 images May 03 SWAN comet designated as 2018 HT3 (P/NEOWISE) May 03 Trygve Prestgard reports a Kreutz group comet in archival C2 images May 08 Hanjie Tan reports a Kreutz group comet in real time C2 images May 09 Zesheng Yang reports two Kreutz group comets in real time C2 images May 10 Designation of comet Groenveld-Palamor = 1951 G2 = 1952 C1 May 12 Discovery of 2023 H1 (PanSTARRS) reported May 12 Identification of 2019 M4 (TESS) reported May 12 Hanjie Tan reports a Kreutz group comet in real time C2 images May 14 Hanjie Tan reports a Kreutz group comet in real time C2 images May 15 Hanjie Tan reports a Kreutz group comet in real time C2 images May 16 Designation of 1808 R1 (Pons) reported May 18 Discovery of 2023 F2 (SOHO) reported May 18 Worachate Boonplod reports two Kreutz group comets in real time C3 images May 19 Hanjie Tan reports a Kreutz group comet in real time C2 images May 20 Redesignation of 2014 OL465 as a comet P/PanSTARRS May 22 Hanjie Tan reports a Kreutz group comet in real time C3 images May 22 Hanjie Tan reports a Kreutz group comet in real time C2 images May 23 Hanjie Tan reports two Kreutz group comets in real time C2 images May 24 Discovery of 2022 V2 (Lemmon) reported May 24 Discovery of 2023 H2 (Lemmon) reported May 24 Worachate Boonplod reports a Kreutz group comet in real time C2 images May 25 Jiangao Ruan reports a Kreutz group comet in real time C3 images May 26 Worachate Boonplod reports a Kreutz group comet in real time C3 images May 26 Hanjie Tan, Jiangao Ruan and Robert Pickard report a Kreutz group comet in real time C2 images May 27 Jiangao Ruan reports two Kreutz group comets in archival C2 images May 27 Hanjie Tan reports a Kreutz group comet in real time C2 images May 28 Worachate Boonplod reports a Kreutz group comet in real time C2 images May 29 Worachate Boonplod reports a Kreutz group comet in real time C2 images May 30 Discovery of 2023 H3 (PanSTARRS) reported May 31 Worachate Boonplod reports a Meyer group comet in real time C2 images Jun 03 Hanjie Tan reports a Kreutz group comet in real time C2 images Jun 05 Discovery of 2023 K1 (ATLAS) reported Jun 07 Discovery of 2023 H4 (A/PanSTARRS) reported Jun 07 Hanjie Tan reports a Kreutz group comet in real time C2 images Jun 08 Hanjie Tan reports two Kreutz group comets in real time C2 images Jun 08 Jiangao Ruan reports a Kreutz group comet in real time C2 images Jun 08 Worachate Boonplod reports a Kreutz group comet in real time C3 images Jun 09 Hanjie Tan reports a Kreutz group comet in real time C3 images Jun 10 Jiangao Ruan reports a Kreutz group comet in real time C2 images Jun 10 Worachate Boonplod reports a Kreutz group comet in real time C3 images Jun 11 Rafal Biros reports a Kreutz group comet in real time C2 images Jun 12 Robert Pickard and Hanjie Tan report a Kreutz group comet in real time C2 images Jun 12 Recovery of 2008 L2 as 2023 L1 (P/Hill) reported Jun 12 Zhijian Xu reports a Kreutz group comet in real time C2 images Jun 12 Zesheng Yang reports a Kreutz group comet in real time C2 images Jun 12 Jiangao Ruan reports a Kreutz group comet in real time C2 images Jun 15 Worachate Boonplod reports a Meyer group comet in real time C2 images Jun 16 Worachate Boonplod reports a Kreutz group comet in real time C3 images Jun 17 Guy Hurst, Editor of The Astronomer magazine, awarded British Empire Medal Jun 18 Worachate Boonplod reports a Meyer group comet in real time C2 images Jun 19 Discovery of 2023 H5 (Lemmon) reported Jun 19 Zesheng Yang reports three Kreutz group comets in real time C2 images Jun 19 Zesheng Yang reports a Meyer group comet in real time C2 images Jun 20 Discovery of 2023 M1 (P/PanSTARRS) reported Jun 23 Zesheng Yang reports a Kreutz group comet in real time C2 images Jun 26 Jiangao Ruan reports a Kreutz group comet in real time C2 images Jun 27 Worachate Boonplod reports a Kreutz group comet in real time C3 images Jun 28 Jiangao Ruan reports three Kreutz group comets in archival C2 images Jun 29 Worachate Boonplod reports a Kreutz group comet in real time C3 images Jun 29 Worachate Boonplod reports a Meyer group comet in real time C2 images Jul 01 Jiangao Ruan reports a Kreutz group comet in real time C2 images Jul 01 Jiangao Ruan reports two Kreutz group comets in real time C3 images Jul 03 Zhijian Xu reports a Kreutz group comet in real time C3 images Jul 03 Jiangao Ruan reports a Kreutz group comet in real time C2 images Jul 03 Worachate Boonplod reports a Kreutz group comet in real time C2 images Jul 04 Zhijian Xu reports a Kreutz group comet in real time C2 images Jul 05 Worachate Boonplod reports a Kreutz group comet in real time C3 images Jul 06 Discovery of 2023 M2 (P/PanSTARRS) reported Jul 07 Recovery of 2015 T3 (P/PanSTARRS) as 2023 M3 reported Jul 15 Worachate Boonplod reports a Kreutz group comet in real time C3 images Jul 19 Zesheng Yang reports a Kreutz group comet in real time C3 images Jul 20 Discovery of 2023 F3 (ATLAS) reported Jul 21 Jiangao Ruan reports a Kreutz group comet in real time C3 images Jul 22 Discovery of 2023 M4 (P/ATLAS) reported Jul 22 Worachate Boonplod reports a Kreutz group comet in real time C3 images Jul 24 Jiangao Ruan and Zhijian Xu report a non-group comet in real time C3 images Jul 25 Robert Pickard reports two Kreutz group comets in real time C3 images Jul 27 Recovery of 2010 TO20 (P/LINEAR-Grauer) as 2023 H6 reported Jul 27 Recovery of 2004 V3 (P/Siding Spring) as 2023 O1 reported Jul 29 Worachate Boonplod reports a Kreutz group comet in real time C3 images Jul 30 Hanjie Tan and Zesheng Yang report a Meyer group comet in real time C2 images Aug 04 Zhijian Xu reports a Kreutz group comet in real time C3 images Aug 07 Cometary activity reported in 2015 XG422 (P/PanSTARRS) Aug 07 Jiangao Ruan reports two Kreutz group comets in archival C2 images Aug 08 Jiangao Ruan reports a Kreutz group comet in archival C2 images Aug 08 Jiangao Ruan reports a Marsden group comet in archival C2 images Aug 11 Worachate Boonplod reports a Meyer group comet in real time C3 images Aug 11 Jiangao Ruan reports a Meyer group comet in real time C2 images Aug 13 Jiangao Ruan reports a non-group comet in real time C2 images Aug 14 Jiangao Ruan reports a Kreutz group comet in real time C3 images Aug 15 Discovery of 2023 P1 (Nishimura) confirmed by MPC Aug 16 Robert Pickard reports a Meyer group comet in real time C2 images Aug 19 Jiangao Ruan reports a Kreutz group comet in real time C3 images Aug 22 Jiangao Ruan reports a Kreutz group comet in real time C2 images Aug 24 Zhijian Xu reports a Kreutz group comet in real time C3 images Aug 26 Recovery of 2014 W1 (P/PanSTARRS) as 2023 O2 reported Aug 28 Recovery of 13P/Olbers reported Aug 28 Zhijian Xu reports a Meyer group comet in real time C2 images Aug 29 Jiangao Ruan reports a non-group comet in real time C2 images Sep 04 Zesheng Yang reports a Kreutz group comet in real time C3 images Sep 06 Robert Pickard reports a Kreutz group comet in real time C3 images Sep 08 Cometary activity in 2023 KF3 reported Sep 12 Jiangao Ruan reports a non-group comet in real time C2 images Sep 12 Worachate Boonplod reports a Kreutz group comet in real time C3 images Sep 14 Discovery of 2023 R1 (PanSTARRS) reported Sep 17 Robert Pickard reports a Kreutz group comet in real time C3 images Sep 18 Robert Pickard reports a Kreutz group comet in archival C2 images Sep 23 Zesheng Yang reports a Kreutz group comet in real time C3 images Sep 26 Jiangao Ruan reports a Kreutz group comet in real time C3 images Sep 27 Jiangao Ruan reports two Kreutz group comets in real time C3 images Sep 29 Discovery of 2023 S1 (P/PanSTARRS) reported Sep 30 Worachate Boonplod reports a Meyer group comet in real time C2 image Sep 30 Jiangao Ruan reports a Kreutz group comet in real time C3 images Sep 30 Szymon Liwo reports a Kreutz group comet in real time C2 images Oct 01 Worachate Boonplod reports a Kreutz group comet in real time C3 images Oct 02 Discovery of 2023 S2 (ATLAS) reported Oct 03 Discovery of 2023 R2 (PanSTARRS) reported Oct 03 Discovery of 2023 Q1 (PanSTARRS) reported Oct 05 Jiangao Ruan reports a Kreutz group comet in real time C3 images Oct 06 Zesheng Yang reports a Kreutz group comet in real time C2 images Oct 07 Szymon Liwo reports a non-group comet in real time C3 images Oct 07 Jiangao Ruan reports a Kreutz group comet in real time C3 images Oct 08 Robert Pickard reports a Kreutz group comet in real time C3 images Oct 09 Jiangao Ruan reports a Kreutz group comet in real time C3 images Oct 10 Trygve Prestgard reports two Kreutz group comet fragments in real time C2 images Oct 10 Jiangao Ruan reports a Kreutz group comet in real time C3 images Oct 11 Discovery of 2023 R3 (A/PanSTARRS) reported Oct 12 Jiangao Ruan reports a Kreutz group comet in real time C3 images Oct 13 Jiangao Ruan reports a Kreutz group comet in real time C3 images Oct 15 Jiangao Ruan reports two Kreutz group comets in real time C2 images Oct 16 Zesheng Yang reports a Kreutz group comet in real time C2 images Oct 16 Robert Pickard reports a Kreutz group comet in real time C3 images Oct 17 Discovery of 2023 T1 (P/PanSTARRS) reported Oct 21 Discovery of 2023 T2 (Borisov) reported Oct 21 Jiangao Ruan reports a non-group comet in real time C2 images Oct 22 Zesheng Yang reports a Kreutz group comet in real time C2 images Oct 23 Worachate Boonplod reports a non-group comet in real time C2 image Oct 23 Robert Pickard reports a non-group comet in real time C2 image Oct 23 Hanjie Tan reports a Kreutz group comet in real time C2 images Oct 24 Zesheng Yang reports two Kreutz group comets in real time C2 images Oct 25 Jiangao Ruan reports a Kreutz group comet in real time C2 images Oct 27 Zhijian Xu reports a Kreutz group comet in real time C2 images Oct 28 Hanjie Tan reports a Kreutz group comet in real time C2 images Oct 29 Jiangao Ruan reports a Kreutz group comet in real time C3 images Oct 29 Hanjie Tan reports a Kreutz group comet in real time C2 images Oct 30 2023 RL75 linked to 2002 T6 (P/NEAT-LINEAR) Oct 30 Hanjie Tan and Zesheng Yang report a Kreutz group comet in real time C2 images Oct 30 Discovery of 2023 Q2 (PanSTARRS) reported Oct 30 Discovery of 2023 U1 (Fuls) reported Oct 30 Discovery of 2023 T3 (Fuls) reported Nov 01 Discovery of 2023 S3 (Lemmon) reported Nov 01 Hanjie Tan reports a Kreutz group comet in real time C2 images Nov 01 Hanjie Tan reports a non-group comet in real time C3 images Nov 02 Hanjie Tan reports a Kreutz group comet in real time C3 images Nov 02 Guillermo Stenborg discovers a non-group in Parker Solar Probe images Nov 03 Hanjie Tan reports a Kreutz group comet in real time C2 images Nov 04 Discovery of 2023 V1 (Lemmon) reported Nov 04 Hanjie Tan reports a Kreutz group comet in real time C2 images Nov 05 Hanjie Tan reports a Kreutz group comet in real time C3 images Nov 05 Hanjie Tan reports a Kreutz group comet in real time C2 images Nov 07 Hanjie Tan reports a Kreutz group comet in real time C2 images Nov 08 Discovery of 2023 V2 (P/PanSTARRS) reported Nov 08 Discovery of 2023 V3 (PanSTARRS) reported Nov 11 Discovery of 2023 V4 (Camarasa-Duszanowicz) reported Nov 11 Discovery of 2023 V5 (Leonard) reported Nov 11 Worachate Boonplod reports a Kreutz group comet in real time C3 images Nov 12 Zesheng Yang reports a Kreutz group comet in real time C2 images Nov 13 Hanjie Tan reports a Kreutz group comet in real time C2 images Nov 14 Zesheng Yang and Jiangao Ruan report a Kreutz group comet in real time C2 images Nov 15 Discovery of 2023 V6 (P/PanSTARRS) reported Nov 17 Zesheng Yang reports a non-group comet in real time C2 images Nov 17 Hanjie Tan reports a Marsden group comet in real time C2 images Nov 21 Hanjie Tan reports a Kreutz group comet in real time C2 images Nov 21 Jiangao Ruan reports a Kreutz group comet in real time C2 images Nov 22 Jiangao Ruan reports a Kreutz group comet in real time C3 images Nov 22 Jiangao Ruan reports a Kreutz group comet in real time C2 images Nov 23 Jiangao Ruan reports a Kreutz group comet in real time C2 images Nov 23 Hanjie Tan reports a Kreutz group comet in real time C2 images Nov 23 Jiangao Ruan reports a Kreutz group comet in real time C2 images Nov 25 Hanjie Tan and Zesheng Yang report a Kreutz group comet in real time C2 images Nov 26 Zhijian Xu reports a Kreutz group comet in real time C2 images Nov 28 Jiangao Ruan reports a Kreutz group comet in real time C2 images Nov 29 Hanjie Tan reports a Kreutz group comet in real time C2 images Nov 30 Jiangao Ruan reports a Kreutz group comet in real time C2 images Nov 30 Zesheng Yang and Hanjie Tan report a Kreutz group comet in real time C2 images Dec 01 Jiangao Ruan reports a Kreutz group comet in real time C3 images Dec 01 Hanjie Tan reports a Kreutz group comet in real time C3 images Dec 02 Zhijian Xu reports a Kreutz group comet in real time C3 images Dec 03 Hanjie Tan reports a Kreutz group comet in real time C2 images Dec 06 Cometary activity reported in 2023 RN3 (ATLAS) Dec 07 Jiangao Ruan reports a Kreutz group comet in real time C2 images Dec 07 1P/Halley at aphelion Dec 09 Jiangao Ruan reports a Kreutz group comet in real time C2 images Dec 09 Jiangao Ruan reports a non-group comet in real time C2 images Dec 09 Jiangao Ruan reports a Kreutz group comet in real time C3 images Dec 09 Jiangao Ruan reports a Kreutz group comet in real time C2 images Dec 09 2001 Q6 (P/NEAT) recovered as 2023 W1 Dec 10 Jiangao Ruan reports a Kreutz group comet in real time C2 images Dec 11 Jiangao Ruan reports two Kreutz group comets in real time C2 images Dec 11 Discovery of 2023 X1 (Leonard) reported Dec 12 Discovery of 2023 X2 (Lemmon) reported Dec 12 Jiangao Ruan reports a Kreutz group comet in real time C2 images Dec 13 Discovery of 2023 X3 (P/PANSTARRS) reported Dec 14 Discovery of 2023 X4 (Hogan) reported Dec 14 Jiangao Ruan reports a Kreutz group comet in real time C3 images Dec 16 Jiangao Ruan reports a Kreutz group comet in real time C2 images Dec 17 Jiangao Ruan reports a Kreutz group comet in real time C2 images Dec 18 Robert Pickard reports a Kreutz group comet in real time C2 images Dec 19 Discovery of 2023 Y1 (P/Gibbs) reported Dec 21 Maik Meyer reports that 2023 WM26 is a probable return of 2011 NO1 (P/Elenin) Dec 22 Worachate Boonplod reports a Meyer group comet in real time C2 images Dec 22 Zesheng Yang reports a Kreutz group comet in real time C3 images Dec 24 Hanjie Tan reports a Kreutz group comet in real time C2 images Dec 25 Happy Christmas to all comet observers Dec 25 Eryk Banach reports a Kreutz group comet in real time C2 images Dec 26 Jiangao Ruan reports a Kreutz group comet in real time C3 images Dec 26 Hanjie Tan reports a Kreutz group comet in real time C2 images Dec 30 Hanjie Tan reports a Kreutz group comet in real time C2 images Dec 30 Death of Lubos Kohoutek, discoverer of 1973 E1, my first comet