Jan 01 Szymon Liwo reports a Kreutz group comet in real time C2 images Jan 01 Szymon Liwo reports a Kreutz group comet in real time C3 images Jan 05 Pan-STARRS discovers distant comet 2012 A1 Jan 06 Rob Matson reports a Meyer group comet in real time C2 images Jan 09 Sergei Schmalz reports a Kreutz group comet in real time C3 images Jan 10 The Comet's Tale Number 31, January 2012 published Jan 10 Sergei Schmalz reports a Kreutz group comet in real time C3 images Jan 15 Bo Zhou reports a Kreutz group comet in real time C3 images Jan 17 Bo Zhou reports a Kreutz group comet in real time C3 images Jan 17 LINEAR discovers comet 2012 A2 Jan 18 Sergei Schmalz reports a Kracht group comet in real time C2 images Jan 19 Alan Watson reports a possible comet in STEREO H1B Jan 23 Rainer Kracht links the STEREO comet with 2003 T12 Jan 26 Szymon Liwo reports two Kreutz group comets in real time C3 images Jan 27 PanSTARRS discovers comet designated as P/2012 B1 Jan 28 2003 HT15 (P/LINEAR) recovered as 2012 B2 Jan 28 Krzysztof Kida reports a Kreutz group comet in real time C3 images Jan 29 Masanori Uchina and Sergei Schmalz report a Kreutz group comet in real time C3 images Jan 29 Zhijian Xu reports a Kreutz group comet in real time C3 images Jan 30 Zhijian Xu reports a Meyer group comet in real time C2 images Feb 02 The Catalina Sky Survey finds cometary features in asteroid 2011 VJ5 Feb 04 The La Sagra team discover comet 2012 B3 Feb 04 Masanori Uchina and Zhijian Xu report a Kreutz group comet in real time C3 images Feb 04 Sergei Schmalz reports a Meyer group comet in real time C2 images Feb 04 Sergei Schmalz reports a Kreutz group comet in real time C3 images Feb 06 Sergei Schmalz reports a Kreutz group comet in real time C3 images Feb 09 Zhijian Xu and Sergei Schmalz report a Kreutz group comet in real time C3 images Feb 11 Szymon Liwo reports a Meyer group comet in real time C2 images Feb 12 Manfred Bruenjes discovers comet 2012 C2 Feb 14 Krzysztof Kida reports a Kreutz group comet in real time C3 images Feb 14 The Morocco Oukaimeden Sky Survey discovers comet 2012 CH17 Feb 16 PanSTARRS discovers periodic comet 2012 C3 Feb 19 Masanori Uchina reports a Kreutz group comet in real time C3 images Feb 22 Sergei Schmalz reports a Kreutz group comet in real time C3 images Feb 25 Krzysztof Kida reports a Kreutz group comet in real time C3 images Feb 28 Bo Zhou reports a Kreutz group comet in real time C3 images Feb 28 Zhijian Xu reports a Kreutz group comet in real time C3 images Feb 28 Bo Zhou reports a Kreutz group comet in real time C3 images Feb 28 Szymon Liwo and Krzysztof Kida report a Kreutz group comet in real time C3 images Feb 29 Krzysztof Kida reports a Meyer group comet in real time C3 images Mar 02 The Mt Lemmon Survey finds cometary features in asteroid 2012 BJ98 Mar 04 Sergey Shurpakov reports a Kreutz group comet in real time C3 images Mar 05 Richard Hill discovers comet 2012 E1 Mar 08 Vladimir Bezugly reports a possible comet in SWAN images Mar 11 Bo Zhou reports a Kreutz group comet in real time C2 images Mar 12 Krzysztof Kida and Sergei Schmalz report a Kreutz group comet in real time C3 images Mar 15 Bo Zhou reports a Meyer group comet in real time C2 images Mar 16 PanSTARRS discovers faint comet 2012 E3 Mar 17 Zhijian Xu reports a pair of non-group comets in real time C2 images Mar 18 Alex Gibbs discovers comet 2012 F1 Mar 18 PanSTARRS discovers faint comet 2012 F2 Mar 18 PanSTARRS discovers faint comet 2012 F3 Mar 22 Bo Zhou reports a Meyer group comet in real time C3 images Mar 22 2005 JY126 (P/Catalina) recovered as 2012 F4 Mar 25 Pedro Maysonet reports a Kreutz group comet in real time C3 images Mar 25 Alex Gibbs discovers faint periodic comet 2012 F5 Mar 26 Mt Lemmon survey discovers comet 2012 F6 Mar 27 RAS Press Release on Space Weathering on 81P/Wild Mar 30 Alan Watson reports a Kreutz group comet in real time C3 images Mar 31 Sergey Shurpakov reports a Kreutz group comet in real time C3 images Apr 03 Marek Kaluzny reports a Kreutz group comet in real time C2 images Apr 05 Szymon Liwo and Krzysztof Kida report a Meyer group comet in real time C2 images Apr 08 Bo Zhou reports a Kreutz group comet in real time C2 images Apr 10 Szymon Liwo reports a Marsden group comet in real time C2 images Apr 10 Marek Kaluzny reports a Kreutz group comet in real time C2 images Apr 13 Sergei Schmalz and Krzysztof Kida report a Marsden group comet in real time C2 images Apr 13 Object 2011 FR143 (P/Lemmon) confirmed as a comet Apr 15 Krzysztof Kida reports a Meyer group comet in real time C2 images Apr 16 Sergei Schmalz reports a Kreutz group comet in real time C2 images Apr 17 Sergei Schmalz reports a Kreutz group comet in real time C2 images Apr 17 PanSTARRS discovers faint comet 2012 G1 Apr 18 Sergei Schmalz reports a Kreutz group comet in real time C2 images Apr 19 Sergei Schmalz reports a Kreutz group comet in real time C3 images Apr 19 67P/Churyumov-Gerasimenko recovered by Richard Miles et al using the Faulkes Telescope Apr 19 Sergei Schmalz reports a Kreutz group comet in real time C2 images Apr 20 Sergei Schmalz reports a Kreutz group comet in real time C2 images Apr 22 Sergei Schmalz reports a Kreutz group comet in real time C3 images Apr 22 Szymon Liwo, Krzysztof Kida and Rafal Reszelewski report a Kreutz group comet in real time C2 images Apr 23 Sergei Schmalz reports a Marsden group comet in real time C2 images Apr 23 Bo Zhou reports a non-group comet in real time C3 images Apr 27 Masanori Uchina reports a Kreutz group comet in real time C2 images Apr 28 Sergei Schmalz reports a Kreutz group comet in C2 images Apr 28 Sergei Schmalz and Szymon Liwo report a Kreutz group comet in real time C2 images Apr 28 Sergei Schmalz reports a Kreutz group comet in real time C2 images Apr 28 Bo Zhou reports a non-group comet in real time C3 images Apr 29 Sergei Schmalz reports a Kreutz group comet in real time C2 images Apr 30 PanSTARRS discovers faint periodic comet 2012 H1 Apr 30 Zhijian Xu reports a Kreutz group comet in real time C2 images May 01 Sergei Schmalz and Krzysztof Kida report a Kreutz group comet in real time C2 images May 01 Zhijian Xu reports a Marsden group comet in real time C2 images May 02 Rob McNaught discovers comet 2012 H2 May 12 Salil Mulye, Sergei Schmalz, Szymon Liwo report a Kreutz group comet in real time C2 images May 14 Rob Matson reports a Kreutz group comet in real time C3 images May 15 The Catalina Sky Survey discovers comet 2012 J1 May 15 Masanori Uchina, Szymon Liwo and Rafal Reszelewski report a Kreutz group comet in real time C2 images May 15 Salil Mulye reports a Kreutz group comet in real time C3 images May 16 Bo Zhou reports a Kreutz group comet in real time C2 images May 16 Masanori Uchina reports a Kreutz group comet in real time C2 images May 17 Krzysztof Kida reports a Kreutz group comet in real time C2 images May 17 Cometary features found in 2011 KP36 (Spacewatch) May 18 Bo Zhou reports a Kreutz group comet in real time C2 images May 18 Krzysztof Kida reports a Kreutz group comet in real time C2 images May 21 Bo Zhou reports a Kreutz group comet in real time C2 images May 21 PanSTARRS discovers comet 2012 K1 May 21 M Masek recovers comet 2005 K3 (P/McNaught) as 2012 K2 May 23 Alex Gibbs discovers periodic comet 2012 K3 May 25 Bo Zhou reports a Marsden group comet in real time C3 images May 25 Comet 2005 N3 recovered as 2012 K4 May 25 Sergei Schmalz reports a Kreutz group comet in C2 images May 26 Bo Zhou reports a Kreutz group comet in real time C3 images May 26 Hanjie Tan reports a Kreutz group comet in real time C2 images May 27 Sergei Schmalz reports a Kreutz group comet in real time C2 images May 28 LINEAR discovers comet 2012 K5. It may reach 10th magnitude at the end of the year May 29 Zhijian Xu reports a Kreutz group comet in real time C3 images May 30 Rob McNaught discovers comet 2012 K6 May 30 Bo Zhou reports a Kreutz group comet in C2 images May 31 Comet 1994 X1 recovered as 2012 K7 Jun 02 Mt Lemmon Survey discovers comet 2012 K8 Jun 02 Sergei Schmalz reports a Kreutz group comet in real time C3 images Jun 02 Sergei Schmalz reports a Kreutz group comet in real time C2 images Jun 05 LINEAR discovers comet 2012 L1 Jun 05 LINEAR discovers comet 2012 L2 Jun 06 Bo Zhou reports a Kreutz group comet in real time C3 images Jun 06 Krzysztof Kida reports a Kreutz group comet in real time C2 images Jun 07 Sergei Schmalz reports a Kreutz group comet in real time C3 images Jun 07 Bo Zhou reports a Kreutz group comet in real time C2 images Jun 08 Zhijian Xu reports a Kreutz group comet in real time C2 images Jun 08 Azusa Nakano reports a Kreutz group comet in real time C2 images Jun 09 Bo Zhou reports a Kreutz group comet in real time C3 images Jun 09 Szymon Liwo reports a Kreutz group comet in real time C3 images Jun 10 Sergei Schmalz reports a Kreutz group comet in real time C2 images Jun 10 Bo Zhou reports a Kreutz group comet in real time C3 image Jun 11 LINEAR discovers comet 2012 L3 Jun 13 Krzysztof Kida reports a Kreutz group comet in real time C2 images Jun 13 Masanori Uchina reports a Kreutz group comet in real time C3 image Jun 13 Sergei Schmalz reports a Kreutz group comet in real time C2 images Jun 15 H Sato recovers 2006 Y2 (P/Gibbs) as 2012 K9 Jun 16 K Sarneczky recovers 2004 H3 (P/Larsen) as 2012 L4 Jun 16 Sergei Schmalz reports a Kreutz group comet in real time C2 images Jun 21 H Sato recovers 2003 O2 (P/LINEAR) as 2012 M1 Jun 23 Krzysztof Kida and Sergei Schmalz report a Kreutz group comet in real time C2 images Jun 23 Sergei Schmalz reports a Kreutz group comet in real time C2 images Jun 24 Zhijian Xu and Sergei Schmalz report a Kreutz group comet in real time C2 images Jun 24 Zhijian Xu reports a Kreutz group comet in real time C2 images Jun 26 Sergey Shurpakov reports a Kreutz group comet in real time C3 image Jun 27 Sergei Schmalz reports a Kreutz group comet in real time C2 images Jun 30 Rainer Kracht reports recovery of 1997 J6 = 2001 D1 = 2004 X7 = 2008 S2 (SOHO) Jul 02 Sergey Shurpakov reports a Kreutz group comet in real time C2 images Jul 03 Sergei Schmalz reports a Kreutz group comet in real time C2 images Jul 04 Sergei Schmalz reports a Kreutz group comet in real time C3 images Jul 07 Sergei Schmalz and Masanori Uchina report a Kreutz group comet in real time C3 images Jul 08 Zhijian Xu reports a Kreutz group comet in real time C3 images Jul 09 Sergei Schmalz reports a Kreutz group comet in real time C3 images Jul 11 Zhijian Xu reports a Kreutz group comet in real time C3 images Jul 12 Zhijian Xu reports a Kreutz group comet in real time C3 images Jul 13 Bo Zhou reports a Kreutz group comet in real time C3 images Jul 13 Krzysztof Kida reports a Kreutz group comet in real time C3 images Jul 14 Sergei Schmalz, Krzysztof Kida and Peiyuan Sun report a Kreutz group comet in real time C3 images Jul 15 Liang Liu reports a fragment of 96P/Machholz in real time C2 images Jul 15 Prafull Sharma reports a fragment of 96P/Machholz in real time C2 images Jul 18 2012 NJ (P/La Sagra)found to be cometary Jul 19 Pedro Maysonet reports a Kreutz group comet in real time C3 images Jul 19 Salil Mulye reports a Kreutz group comet in real time C3 images Jul 21 Rob McNaught discovers faint periodic comet 2012 O1 Jul 21 Peiyuan Sun reports a Meyer group comet in real time C2 images Jul 21 Pedro Maysonet reports a Kreutz group comet in real time C3 images Jul 23 Rob McNaught discovers faint periodic comet 2012 O2 Jul 25 Peiyuan Sun reports a Kreutz group comet in real time C3 images Jul 26 Rob McNaught discovers faint periodic comet 2012 O3 Jul 29 Zhijian Xu and Sergei Schmalz report a Kreutz group comet in real time C3 images Aug 01 Zhijian Xu reports a Meyer group comet in real time C2 images Aug 01 Zhijian Xu reports a Kreutz group comet in real time C3 images Aug 01 Zhijian Xu reports a non-group comet in real time C2 images Aug 02 Sergei Schmalz reports a Kreutz group comet in real time C3 images Aug 07 Bo Zhou reports a Kreutz group comet in real time C3 images Aug 07 bo Zhou reports a Kreutz group comet fragment in real time C3 images Aug 07 David Herald images 1995 O1 (Hale-Bopp) when 33 AU from the Sun Aug 12 Sergei Schmalz reports a Kreutz group comet in real time C3 images Aug 13 Zhijian Xu reports a Kreutz group comet in real time C3 images Aug 14 Sergei Schmalz and Tsumugi Kotobuki report a Meyer group comet in real time C2 images Aug 18 Peiyuan Sun reports a Kreutz group comet in real time C3 images Aug 19 Tsumugi Kotobuki and Sergei Schmalz report a Kreutz group comet in real time C3 images Aug 20 Peiyuan Sun reports a non group in real time C2 images Aug 20 Szymon Liwo reports a Kreutz group comet in real time C3 images Aug 20 Sergei Schmalz reports a Kreutz group comet in real time C3 images Aug 21 Sergei Schmalz reports a Kreutz group comet in real time C3 images Aug 28 Bo Zhou reports a Kracht group comet in archival C2 images Aug 31 Ritsu Tainaka and Krzysztof Kida report a Meyer group comet in real time C2 images Sep 03 2006 U5 (P/Christensen) recovered as 2012 P1 at Majdanak Sep 04 Richard Kowalski discovers distant comet 2012 Q1 Sep 06 Sergei Schmalz reports a Kreutz group comet in real time C3 images Sep 09 Zhijian Xu reports a Kreutz group comet in real time C3 images Sep 11 Pedro Maysonet reports a non group in real time C2 images Sep 13 2006 Q2 (P/LONEOS) recovered as 2012 R1 Sep 13 2005 V1 (P/Bernardi)recovered as 2012 P2 Sep 17 Zhijian Xu reports three Kreutz group comets in real time C3 images Sep 18 Zhijian Xu reports a Kreutz group comet in real time C3 images Sep 18 Zhijian Xu reports a Meyer group comet in real time C2 images Sep 18 Sergey Shurpakov reports a Kreutz group comet in real time C3 images Sep 18 Bo Zhou reports a Kreutz group comet in real time C3 images Sep 19 Zhijian Xu reports a Kreutz group comet in real time C3 images Sep 19 Liang Liu reports a Kreutz group comet in real time C3 images Sep 20 Zhijian Xu reports a Kreutz group comet in real time C3 images Sep 24 Comet 2012 S1 discovered at ISON. It will be bright in November and December 2013 Sep 27 Faint periodic comet 2012 S2 discovered at La Sagra Sep 28 Zhijian Xu reports a Kreutz group comet in real time C3 images Sep 29 Zhijian Xu reports a Kreutz group comet in real time C3 images Oct 01 Sergey Shurpakov reports a Kreutz group comet in real time C3 images Oct 02 PanSTARRS discovers faint comet 2012 S3 Oct 02 PanSTARRS discovers comet 2012 S4 Oct 03 Krzysztof Kida reports a Kreutz group comet in real time C3 images Oct 03 Zhijian Xu reports a Kreutz group comet in real time C3 images Oct 03 1996 A1 (P/Jedicke) recovered as 2012 R2 Oct 05 Masanori Uchina reports a Kreutz group comet in real time C3 images Oct 08 1997 C1 (P/Gehrels) recovered as 2012 S5 Oct 09 Periodic comet 2012 SB6 discovered during the Mt Lemmon Survey Oct 11 PanSTARRS discovers faint periodic comet 2012 T1 Oct 12 Zhijian Xu reports a Kreutz group comet in real time C3 images Oct 13 Trygve Prestgard reports a Kreutz group comet in real time C3 images Oct 13 Peiyuan Sun reports a Kreutz group comet in real time C3 images Oct 14 Hanjie Tan reports a non-group comet in real time C2 images Oct 16 PanSTARRS discovers faint periodic comet 2012 T2 Oct 16 PanSTARRS discovers faint periodic comet 2012 T3 Oct 16 Rob McNaught discovers comet 2012 T4 Oct 18 Terry Bressi discovers comet 2012 T5 Oct 18 Richard Kowalski discovers faint comet 2012 T6 Oct 18 Tomas Vorobjov discovers faint periodic comet 2012 T7 Oct 18 Periodic comet 2012 TK8 discovered at Tenagra Oct 21 Zhijian Xu reports a Kreutz group comet in real time C3 images Oct 22 Masanori Uchina reports two Kreutz group comets in real time C2 images Oct 22 PanSTARRS discovers faint comet 2012 U1 Oct 23 Wenjie Gu reports a Kreutz group comet in real time C3 images Oct 23 Liang Liu and Peiyuan Sun report a Kreutz group comet in real time C2 images Oct 25 PanSTARRS discovers faint periodic comet 2012 U2 Oct 25 2012 TB36 discovered at Mt Lemmon found to show cometary features and then identified with P/van Houten Oct 27 Peiyuan Sun reports a Kreutz group comet in real time C2 images Oct 29 Trygve Prestgard reports a Kreutz group comet in real time C2 images Oct 29 Zhijian Xu reports a Meyer group comet in real time C2 images Oct 30 Szymon Liwo, Krzysztof Kida and Zhijian Xu report a Kreutz group comet in real time C3 images Nov 03 Szymon Liwo reports a Kreutz group comet in real time C3 images Nov 06 PanSTARRS discovers faint comet 2012 V1 Nov 08 Krzysztof Kida and Wenjie Gu report a Kreutz group comet in real time C3 images Nov 08 LINEAR discovers 2012 V2 Nov 12 Karl Battams reports two Kreutz group comets in C2 images Nov 13 Mt Lemmon recovers 2004 F1 (P/NEAT) as 2012 V3 Nov 13 Masanori Uchina reports a Kreutz group comet in real time C2 images Nov 13 Masanori Uchina reports a Kreutz group comet in real time C3 images Nov 14 Szymon Liwo, Krzysztof Kida and Zhijian Xu report a Kreutz group comet in real time C3 images Nov 15 Szymon Liwo reports a Kreutz group comet in real time C2 images Nov 16 Krzysztof Kida reports a Kreutz group comet in real time C2 images Nov 16 Zhijian Xu reports a Kreutz group comet in real time C2 images Nov 17 Pedro Maysonet reports a Kracht group comet in real time C2 images Nov 18 Zhijian Xu reports a Kreutz group comet in real time C2 images Nov 19 Krzysztof Kida reports a Meyer group comet in real time C2 images Nov 21 Zhijian Xu, Krzysztof Kida, Wenjie Gu report a Kreutz group comet in real time C2 images Nov 24 Masanori Uchina reports a Kreutz group comet in real time C2 images Nov 25 Zhijian Xu reports a Kreutz group comet in real time C2 images Nov 25 Asteroid 2012 US27, discovered at Siding Spring, reclassified as a comet Nov 26 Wenjie Gu reports a Kreutz group comet in real time C3 images Nov 26 Masanori Uchina reports a Kreutz group comet in real time C2 images Nov 27 Zhijian Xu reports a Kreutz group comet in real time C3 images Nov 28 Zhijian Xu reports a Kreutz group comet in real time C2 images Nov 28 Szymon Liwo and Krzysztof Kida report a Kreutz group comet in real time C3 images Nov 29 Rob Matson discovers a comet in SWAN imagery Nov 29 Bo Zhou reports a non-group comet in real time C3 images Dec 02 SWAN comet identified with D/Pons-Gambart Dec 02 Zhijian Xu reports a Kreutz group comet in real time C3 images Dec 02 Bo Zhou reports a Kreutz group comet in real time C3 images Dec 03 Szymon Liwo reports a Kreutz group comet in real time C2 images Dec 04 Asteroid 2012 WX32, discovered at Tenagra, reclassified as a comet Dec 04 Masanori Uchina reports a Kreutz group comet in real time C2 images Dec 05 Szymon Liwo reports a Kreutz group comet in real time C3 images Dec 07 Giovanni Sostero passed away last night Dec 07 Bo Zhou reports a Kreutz group comet in real time C2 images Dec 08 Zhijian Xu reports a Meyer group comet in real time C2 images Dec 12 LINEAR discovers comet 2012 X1 Dec 13 2012 WX32 linked to 1931 AN (Tombaugh) Dec 14 Masanori Uchina reports two Kreutz group comets in real time C2 images Dec 16 PanSTARRS discovers comet 2012 X2 Dec 16 Zhijian Xu reports a Kreutz group comet in real time C2 images Dec 16 Masanori Uchina reports three Kreutz group comets in real time C2 images Dec 17 Zhijian Xu reports a Meyer group comet in real time C2 images Dec 17 Zhijian Xu reports a Kreutz group comet in real time C2 images Dec 17 Zhijian Xu and Krzysztof Kida report a Kreutz group comet in real time C2 images Dec 18 Szymon Liwo reports a Kreutz group comet in real time C2 images Dec 18 Bo Zhou reports a Kreutz group comet in real time C2 images Dec 20 Zhijian Xu reports a Kreutz group comet in real time C2 images Dec 21 LINEAR discovers comet 2012 Y1 Dec 22 Peiyuan Sun reports a Kreutz group comet in real time C2 images Dec 22 Zhijian Xu reports a Meyer group comet in real time C2 images Dec 22 Masanori Uchina reports a Kreutz group comet in real time C3 images Dec 23 Zhijian Xu reports a Meyer group comet in real time C2 images Dec 23 Masanori Uchina reports a Kreutz group comet in real time C3 images Dec 25 PanSTARRS incidentally recovers 1999 D1 (P/Hermann) Dec 25 Happy Christmas! Dec 27 Zhijian Xu reports two Kreutz group comets in real time C3 images Dec 27 Zhijian Xu reports a Kreutz group comet in real time C2 images Dec 27 Bo Zhou reports a Kreutz group comet in real time C2 images Dec 29 Sergey Shurpakov reports a non-group comets in real time C3 images Dec 29 Szymon Liwo reports a Kreutz group comet in real time C2 images Dec 31 Masanori Uchina and Bo Zhou report a Kreutz group comet in real time C3 images