Please email me with any questions
2007/07/03 Hua Su discovers a Kreutz group comet in realtime C3 images of 14:18 - 16:18 UTC, July 03 2007.
2007/06/29 Bo Zhou discovers a Kreutz group comet in realtime C3 images of 20:42 - 22:18 UTC, June 29 2007.
2007/06/27 Bo Zhou discovers a Kreutz group comet in realtime C3 images of 13:42 - 14:42 UTC, June 27 2007.
2007/06/25 Bo Zhou discovers a probable Non-group comet in realtime C2 images of 07:31 - 09:06 UTC, June 25 2007. Later, he discovers a Kreutz group comet in realtime C3 images of 07:42 - 09:18 UTC, June 25 2007. Just an hour later, he discovers another Kreutz group in realtime C2 images of 10:30 - 11:30 UTC, June 25 2007. Hua Su discovers a Non-group comet in realtime C2 images of 13:31 - 15:06 UTC, June 25 2007.
2007/06/24 Tony Hoffman discovers a Kreutz group comet in realtime C3 images of 16:18 - 18:18 UTC, June 24 2007.
2007/06/15 Arkadiusz Kubczak discovers a Kreutz group comet in realtime C3 images of 00:42 - 04:42 UTC, June 15 2007. Bo Zhou discovers a Kreutz group comet in realtime C2 images of 02:54 - 03:06 UTC, June 15 2007.
2007/06/14 Tony Hoffman discovers a Kreutz group comet in C3 images of 19:42 - 21:42 UTC, June 14 2007. Rob Matson discovers a Kreutz group comet in C2 images of 21:30 - 22:30 UTC, June 14 2007.
2007/06/13 Bo Zhou discovers a Kreutz group comet in realtime C3 images of 07:42 - 11:42 UTC, June 13 2007.
2007/06/11 Bo Zhou discovers four Kreutz group comets in delayed C2 images within half an hour! The first one is discovered in images of 16:54 - 17:30 UTC, June 11 2007; the second one is discovered in images of 16:30 - 17:30 UTC, June 11 2007. Soon, he discovers the third one in images of 16:54 - 17:06 UTC, June 11 2007. About 20 minutes later, he discovers the fourth one in images of 00:30 - 06:54 UTC, June 11 2007.
2007/06/09 Alan Watson discovers a Kreutz group comet in realtime C2 images of 09:06 - 11:06 UTC, June 09 2007.
2007/06/08 Bo Zhou discovers a Kreutz group comet in realtime C2 images of 16:54 - 18:06 UTC, June 07 2007.
2007/06/06 Shihong Yuan discovers a Kreutz group comet in C3 images of 06:42 - 09:42 UTC, June 06 2007.
2007/06/05 Karl Battams discovers a bright Kreutz group comet in C3 images of 12:18 - 13:42 UTC, June 05 2007.
2007/06/04 Bo Zhou reports a Kreutz group comet in realtime C3 images of 09:04 - 10:17 UTC, June 04 2007.
2007/06/01 Karl Battams discovers a Kreutz group comet in C2 images of 08:36 - 09:12 UTC, May 23 2007.
2007/05/30 Bo Zhou and Tony Hoffman independently report a Kreutz group comet in realtime C2 images of 02:54 - 03:30 UTC, May 31 2007. They may get joint-credit to this comet for the 2-second-apart-post time.
2007/05/29 Bo Zhou reports a Kreutz group comet in archive C3 images of 07:42 - 13:42 UTC, March 01 2004.
2007/05/28 Rainer Kracht discovers a Kreutz group comet in delayed C2 images of 07:50 - 08:50 UTC, May 28 2007.
2007/05/26 Maik Meyer discovers a Kreutz group comet in realtime C2 images of 08:06 - 09:06 UTC, May 26 2007. Rainer Kracht discovers a Kreutz group comet in realtime C3 images of 15:18 - 16:42 UTC, May 26 2007. However, it's only visible in four images. No C2 images respond to the object at all due to the keyhole time (The claim reported by R. Kracht is sentenced to XC-60. 2007/07/05) .
2007/05/24 Tony Hoffman discovers a Kreutz group comet in realtime C2 images of 15:14 - 15:48 UTC, May 24 2007.
2007/05/22 Hua Su discovers a Kreutz group comet in delayed C2 images of 06:48 - 07:36 UTC, May 22 2007. An hour later, Rainer Kracht discovers another Kreutz group comet in delayed C2 images of 05:48 - 06:24 UTC, May 22 2007.
2007/05/21 Tony Hoffman discovers a Kreutz group comet in delayed C2 images of 05:48 - 06:48 UTC, May 21 2007.
2007/05/18 Bo Zhou discovers a Kreutz group comet in realtime C2 images of 05:06 - 05:54 UTC, May 18 2007. Just an hour later, he discovers a companion/fragment to the earlier one in C2 images of 06:06 - 06:54 UTC, May 18 2007. About four hours later, Hua Su detects a Meyer group comet in realtime C2 images of 13:54 - 14:06 UTC, May 18 2007.
2007/05/17 Bo Zhou discovers a Kreutz gtoup comet in realtime C3 images of 08:18 - 10:42 UTC, May 17 2007. Six hours later, he discovers a companion/fragment to the earlier one he finds in C3 images in C2 images of 15:08 - 16:30 UTC, May 17 2007.
2007/05/16 Bo Zhou discovers a Kreutz group comet in C2 images of 09:30 - 10:54 UTC, May 16 2007. Late in the day, he discovers another Kreutz group comet in C2 images of 20:30 - 20:58 UTC, May 16 2007.
2007/05/15 Bo Zhou discovers a Kreutz group comet in realtime C3 images of 10:23 - 15:42 UTC, May 15 2007. An hour later, he detects a companion/fragment to the earlier one he finds today in C3 images.
2007/05/14 Bo Zhou discovers a Kreutz group comet in delayed C2 images of 03:13 - 04:06 UTC, May 14 2007.
2007/05/13 Bo Zhou discovers a Kreutz group comet in C2 images of 21:30 (May 12) - 00:54 UTC (May 13). Shihong Yuan discovers a Kreutz group comet in C3 images of 21:18 - 03:24 UTC, May 13 2007.
2007/05/09 Bo Zhou discovers a Kreutz group comet in realtime C2 images of 05:30 - 06:54 UTC, May 09, 2007.
2007/05/07 Bo Zhou discovers a Kreutz group comet in delayed C2 images of 12:54 - 14:30 UTC, May 07, 2007.
2007/05/05 Bo Zhou discovers a Kracht group comet in archival C2 images of 02:26 - 04:26 UTC, May 13, 2004. (Unconfirmed 07/05/21)
2007/05/04 Tony Hoffman discovers a Kreutz group comet in realtime C3 images of 17:54 - 20:42 UTC, May 04, 2007. Soon, he discovers another Kreutz group comet in realtime C2 images of 18:54 - 20:06 UTC, May 04, 2007.
2007/05/03 Bo Zhou discovers a Kreutz group comet in delayed C2 images of 03:54 - 05:30 UTC, May 03, 2007.
2007/05/02 Rainer Kracht discovers a Meyer group comet in realtime C2 images of 15:54 - 16:54 UTC, May 02, 2007.
2007/04/30 Bo Zhou discovers a Kreutz group comet in delayed C2 images of 23:26 (Apr 29) - 00:26 UTC (April 30). Later, he discovers another Kreutz group comet in realtime C2 images of 12:50 - 13:50 UTC, April 30, 2007.
2007/04/23 Bo Zhou reports a Kreutz group comet in realtime C2 images of 03:50 - 04:50 UTC, April 23, 2007.
2007/04/22 Vladimir Bezugly reports a Kreutz group comet in delayed C2 images of 20:06 - 22:06 UTC, April 21, 2007.
2007/04/20 Rainer Kracht reports a Kreutz group comet in realtime C2 images of 17:26 - 18:26 UTC, April 20, 2007.
2007/04/19 Bo Zhou discovered a Kreutz group comet in C2 images of 23:26 (April 18) - 00:50 UTC (April 19).
2007/04/07 Tony Hoffman reports a Kreutz group comet in C2 realtime images of 01:27 - 02:26 UTC, April 07, 2007.
2007/04/06 Bo Zhou reports a Kreutz group comet in C2 realtime images of 21:50 - 22:06 UTC, April 06, 2007. (Unconfirmed 07/05/21, numbered as XC59)
2007/03/30 Tony Hoffman reports a Kreutz group comet in C2 realtime images of 02:50 - 03:26 UTC, March 29, 2007.
2007/03/28 Bo Zhou reports a Meyer group comet in C2 realtime images of 13:27 - 14:06 UTC, March 28, 2007. Later, the comet is reported in C3 images.
2007/03/27 Bo Zhou reports a Kreutz group comet in C3 realtime images of 10:42 - 12:42 UTC, March 27, 2007.
2007/03/20 Bo Zhou reports a Kreutz group comet in C3 realtime images of 20:42 - 22:18 UTC, March 20, 2007. A special page for this bright comet is available here.
2007/03/10 Vladimir Bezugly reports a Kreutz group comet in C3 realtime images of 19:18 UTC - 20:18 UTC, March 09, 2007.
2007/03/03 Bo Zhou reports a Kreutz group comet in C3 realtime images of 23:18 UTC (March 02) - 00:42 UTC (March 03). Tony Hoffman's report from Feb 24, 2007 20:14:04 could not be confirmed was due to no enough images for several hours.
2007/02/24 Tony Hoffman reports a Kreutz group comet in C3 realtime images of 23:18 (February 24) - 00:18 UTC (February 25).
2007/02/18 Arkadiusz Kubczak reports a Kreutz group comet in C3 realtime images of 20:42 - 22:05 UTC, February 18, 2007.
2007/02/16 Hua Su reports a Kreutz group comet in C3 realtime images of 14:42 - 15:42 UTC, February 16, 2007.
2007/02/15 Hua Su reports an obvious Kreutz comet in C3 images of 16:42 - 23:42 UTC, February 14, 2007, processed from FITS format.
2007/02/13 Bo Zhou discovered a fragment/companion to the Kracht group comet SOHO-779 (C/2004 J13) in archival C2 images of 14:50 - 18:26 UTC, May 13, 2004.
2007/02/08 Hua Su reports a medium bright Non-group comet in delayed C3 images of 11:42 - 14:18 UTC, February 08, 2007.
2007/02/07 Hua Su reports a Meyer group comet in C2 images of 03:54 - 06:30 UTC, February 07, 2007, not in time. Later, he found a Kreutz group comet in C3 realtime images of 15:42 - 17:18 UTC, February 07, 2007.
2007/02/06 Rob Matson reports a Kreutz group comet in C3 realtime images from 22:18 UTC, February 05, 2007, to 00:18 UTC, February 06, 2007.
2007/02/05 Bo Zhou reports two Kreutz group comets in C3 images. One of the two is rather bright now, discovered in images of 14:42 - 22:18 UTC, February 05, 2007. Another one is discovered in images of 17:18 - 23:42 UTC, February 05, 2007. Animation of SOHO-1264 in SECCHI images is available here.
2007/02/03 Hua Su discovers two Kreutz group comets in C3 images. The first comet is discovered in images from 23:18 UTC, Feb 02 2007, to 01:42 UTC, Feb 03 2007. Another one is discovered in images of 15:42 - 17:18 UTC, February 03, 2007.
2007/02/02 Hua Su reports a Non-group comet in C2 realtime images of 15:54 - 17:06 UTC, February 02, 2007. Internally numbered as SOHO-1261.
2007/02/01 Masanori Uchina reports a brighter Kreutz group comet in C3 images of 01:42 - 03:18 UTC, February 01, 2007. This is his first SOHO comet discovery. Congratulations! Internally numbered as SOHO-1260. Animation of SOHO-1259 and SOHO-1260 is available here.
2007/01/31 Hua Su reports a bright Kreutz group comet in C3 realtime images of 09:18 - 13:42 UTC, January 31, 2007. Internally numbered as SOHO-1259.
2007/01/26 Rainer Kracht regains a comet as a suspicious Non-group one on December 27, 2006, detected in real time C2 images, according to the latest confirmation done by Karl Battams, which used to be regarded as a Kreutz one.
2007/01/19 I fortunately report an obvious Kreutz group comet in C3 realtime images of 04:18 - 10:20 UTC, January 19, 2007. About thirty minutes later, Tony Hoffman confirmed my claim.
2007/01/18 Hua Su reports a Kreutz group comet in realtime C3 images of 01:42 - 03:42 UTC, January 18, 2007.
2007/01/11 Tony Hoffman detects a Meyer group comet in C2 images of 01:54 - 04:06 UTC, January 11, 2007.
2007/01/10 Luciano Cane dramatically reports a Non-group comet in realtime C2 images of 07:31 - 09:06 UTC, January 10, 2007, as a known Kreutz comet to the one found by Hua Su.
2007/01/09 Hua Su discovers a Kreutz group comet in realtime C3 images of 13:42 - 15:18 UTC.
2007/01/05 Hua Su detects a Kreutz group comet in data of C3 coronagraph from 23:42 UTC, Jan 04 to 02:42 UTC, Jan 05. It is the first comet discovery in 2007. The comet has not yet been announced officially by the CBAT.
2006/12/30 Alan Watson finds his first SOHO comet in C2 images of 10:06 - 12:06 UTC, which was a reasonable companion to Hua Su's comet. Congratulations to him! Designed as SOHO-1251. The comet has not yet been announced officially by the CBAT.
2006/12/29 I discover a Kreutz group comet in C3 realtime images of 03:42-05:18 UTC. Rob Matson confirms mine. Designed as SOHO-1249. Hua Su detects a Kreutz group comet SOHO-1250 which have an outburst after 13:42 UTC in C3 images of 14:18-16:42 UTC. These two comets have not yet been announced officially by the CBAT.
2006/12/28 I detect a Kreutz group comet in C3 realtime images of 01:42-05:18 UTC. Hua Su confirms my claim. That's SOHO-1247. Rainer Kracht finds a leading companion in C2 realtime images of 12:30 - 12:54 UTC to my comet. Designed as SOHO-1248. The two comets have not yet been announced officially by the CBAT.
2006/12/27 Rainer Kracht finds a small Kreutz group comet in C2 realtime images of 19:31 - 20:06 UTC. (Correction: Unfortunately, it is only in four positions which is not enough for orbital calculation that is designed as XC-58. 2006/12/31)
Please email me with
any questions