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Solar flares from active region 690

C33

LargestX0.11976-03-23

Span12 days

Flares by day

1976-03-231

1976-03-254

1976-03-264

1976-03-2711

1976-03-285

1976-03-294

1976-03-304

1976-03-315

1976-04-011

1976-04-031

All flares

Date	Begin	Peak	Min	Class	Location	Region
1976-03-23	08:37	08:39	4	X0.1	S05E90	690
1976-03-25	06:14	06:15	5	C0.3	S08E78	690
1976-03-25	11:48	12:16	100	M0.1	S05E72	690
1976-03-25	20:38	20:41	10	C0.2	S07E67	690
1976-03-25	22:07	22:08	16	C0.5	S07E66	690
1976-03-26	00:01	00:04	3	C0.9	S05E64	690
1976-03-26	07:21	07:23	14	M0.1	S06E64	690
1976-03-26	08:33	08:40	25	C0.2	S08E58	690
1976-03-26	14:39	14:47	25	C0.7	S08E61	690
1976-03-27	02:01	02:04	21	C0.4	S07E51	690
1976-03-27	03:18	03:22	19	C0.2	S07E50	690
1976-03-27	05:18	05:22	8	C0.0	S07E56	690
1976-03-27	05:50	06:02	20	C0.2	S10E48	690
1976-03-27	06:28	06:31	12	C0.3	S08E52	690
1976-03-27	07:26	07:26	4	C0.0	S06E53	690
1976-03-27	12:02	12:08	20	M0.1	S10E47	690
1976-03-27	14:38	14:41	13	C0.2	S05E47	690
1976-03-27	20:43	20:48	25	C0.3	S08E42	690
1976-03-27	23:33	23:37	6	C0.0	S10E42	690
1976-03-27	23:53	23:55	2	C0.2	S08E43	690
1976-03-28	05:55	05:58	23	M0.1	S07E34	690
1976-03-28	15:35	15:40	10	C0.0	S07E29	690
1976-03-28	17:38	17:43	25	C0.2	S07E26	690
1976-03-28	19:12	19:32	69	X0.1	S07E28	690
1976-03-28	20:58	21:00	11	M0.2	S07E23	690
1976-03-29	05:23	05:24	1	C0.3	S07E19	690
1976-03-29	10:43	10:47	14	C0.2	S08E20	690
1976-03-29	17:01	17:11	16	C0.0	S07E16	690
1976-03-29	17:51	17:54	16	C0.0	S11E20	690
1976-03-30	05:31	05:33	8	C0.0	S07E06	690
1976-03-30	11:39	11:42	12	C0.0	S07E05	690
1976-03-30	21:01	21:06	11	C0.0	S06E03	690
1976-03-30	21:40	21:42	7	C0.0	S10E01	690
1976-03-31	01:56	01:58	11	C0.0	S09E02	690
1976-03-31	04:24	04:24	5	C0.0	S11W04	690
1976-03-31	04:53	04:58	35	C0.9	S08W04	690
1976-03-31	11:44	12:00	123	C0.6	S07W12	690
1976-03-31	21:40	21:41	6	C0.0	S07W07	690
1976-04-01	06:05	06:09	28	C0.0	S12W14	690
1976-04-03	20:52	20:54	11	C0.0	S07W51	690

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 690 produced 40 C+ flares between 1976-03-23 and 1976-04-03.