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Solar flares from active region 10687

C28

LargestM2.62004-10-20

Span14 days

Flares by day

2004-10-201

2004-10-215

2004-10-222

2004-10-232

2004-10-245

2004-10-257

2004-10-263

2004-10-271

2004-10-301

2004-11-012

2004-11-022

All flares

Date	Begin	Peak	Min	Class	Location	Region
2004-10-20	10:43	10:51	13	M2.6	N11E68	10687
2004-10-21	00:18	00:40	34	C7.8	N11E60	10687
2004-10-21	02:10	02:15	8	C4.3	N09E59	10687
2004-10-21	05:05	05:12	10	C2.0	N09E57	10687
2004-10-21	06:44	06:53	13	C5.2	N08E57	10687
2004-10-21	19:24	19:48	32	C9.9	N10E50	10687
2004-10-22	07:52	08:11	24	M2.1	N11E44	10687
2004-10-22	22:09	22:13	7	C5.1	N13E44	10687
2004-10-23	16:22	16:54	46	C9.9	N11E30	10687
2004-10-23	19:16	19:22	8	C8.0	N14E33	10687
2004-10-24	01:28	01:42	16	C1.6	N13E27	10687
2004-10-24	02:23	02:27	7	C1.9	N14E30	10687
2004-10-24	02:54	03:03	19	C1.7	N11E19	10687
2004-10-24	17:04	17:09	7	C1.0	N12E19	10687
2004-10-24	20:17	20:28	18	M2.3	N10E15	10687
2004-10-25	07:11	07:16	9	C2.4	N10E10	10687
2004-10-25	09:57	10:07	16	C2.3	N10E07	10687
2004-10-25	10:15	10:31	27	C6.8	N09E06	10687
2004-10-25	14:02	14:17	23	C2.1	N10E05	10687
2004-10-25	14:29	14:42	30	C4.4	N09E04	10687
2004-10-25	17:13	17:42	41	C1.1	–	10687
2004-10-25	21:42	22:17	123	C2.3	–	10687
2004-10-26	04:53	05:01	12	C1.6	N09W05	10687
2004-10-26	15:00	15:06	10	C2.2	N09W10	10687
2004-10-26	22:39	22:45	9	C1.3	N09W15	10687
2004-10-27	05:54	05:59	11	C1.1	N09W19	10687
2004-10-30	12:45	12:51	18	C3.7	N13W59	10687
2004-11-01	04:14	04:22	22	C2.6	N12W90	10687
2004-11-01	06:55	07:02	11	C2.9	N12W90	10687
2004-11-02	01:34	01:43	19	C6.9	N12W90	10687
2004-11-02	13:15	13:58	67	C2.5	N12W90	10687

All times UTC. Until June 2017 classes are NOAA's reports of the time (GOES-15 and earlier included a 0.7 scaling factor); later classes come from calibrated GOES-16/18 data, so the same flare reads about 1.4× larger. Do not compare the two periods directly.

About this page

NOAA active region 10687 produced 31 C+ flares between 2004-10-20 and 2004-11-02.