Solar Demon Dimming Detection (sc)

Science! running on SDO/AIA 211 Synoptic data
2 minute cadence, typical delay 7 days
(detection version 1.00)

Detector 14 day operating status:

Last detected dimming:
   220 hours and 41 minutes ago (2026-02-28 23:05 UTC)

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   -- Last 30 days
   Last 365 days

Dimming 21416

Overview of dimmings

	intensity	start	peak	end	#	max drop	lat	lon	dist. R☉	AR	count	flare
February, 2026
28	-12	22:41	22:41	23:05	21416	13			1.10		21
28	-20	20:29	20:33	20:57	21415	30	34	-22	0.73	AR 4378	23
28	-15	19:55	19:55	20:21	21414	6	25	-30	0.70	AR 4378	22
28	-271	16:31	17:33	18:47	21413	19	13	62	0.91		77	B5
28	-2	14:29	14:29	14:53	21412	8					21	C1
28	-7	12:45	12:45	13:09	21411	6	4	-64	0.92	AR 4381	21
28	-8	11:57	11:57	12:23	21410	4			1.13		22
28	-8	10:43	10:43	11:17	21409	12	6	-64	0.92	AR 4381	26
28	-102	07:39	07:39	08:41	21408	51	18	-37	0.71	AR 4378	40
28	-347	05:29	05:49	07:27	21407	57	28	-19	0.65		68	B9
28	-12	03:43	03:43	04:07	21406	10					21	C4
28	-18	01:37	01:37	02:05	21404	5			1.13		23
28	-41	00:43	00:55	01:23	21403	22			1.14		29
27	-8	20:13	20:47	21:29	21402	7	14	-46	0.78	AR 4378	46
27	-35	17:33	17:37	18:03	21401	44	15	-33	0.65	AR 4378	24
27	0	15:37	15:39	16:03	21400	0	13	-48	0.80	AR 4378	22
27	-12	13:03	13:03	13:47	21399	9					31	A7
27	-84	12:07	12:27	12:55	21398	18	30	-26	0.72		33
27	-366	08:47	10:19	11:19	21397	66	-21	-69	0.93	AR 4380	85
27	-7	04:29	04:29	04:53	21396	12	26	-31	0.71		21	B1
26	-41	17:27	17:29	18:25	21395	33					38	B6
26	-69	05:59	06:01	06:55	21394	33			1.12		37
25	-41	23:05	23:05	23:49	21393	37			1.11		31	B2
25	-306	15:59	15:59	17:37	21392	295			1.16		58	M2
25	-17	14:25	14:25	14:49	21391	4			1.06		21	B2
25	-131	12:47	12:57	13:49	21390	33			1.11		40	B3
25	-916	06:47	07:03	08:49	21389	156	2	22	0.40		70	C1
25	-57	04:53	05:19	05:43	21388	54	0	2	0.13		34	C2
25	-77	03:29	03:37	04:11	21387	48	-1	-22	0.39		30	B3
24	-15	23:15	23:15	23:39	21386	15					21	B3
24	-3	21:23	21:23	21:47	21385	9					21	B8
24	0	20:37	20:37	21:01	21384	2					18
24	-80	16:45	16:47	17:59	21383	11			1.13		46	C1
24	-34	13:09	13:15	13:43	21382	12			1.17		26	B9
24	-577	09:53	11:47	13:01	21381	56			1.12		103
23	-223	23:11	23:25	00:31	21380	88	25	-34	0.73		49
22	-49	18:35	18:35	18:59	21379	20	6	-60	0.88		21
22	-839	15:13	16:21	17:39	21378	121	-25	-75	0.97		82
22	-88	13:51	13:57	14:25	21377	37	28	-38	0.79		26
22	-77	12:05	12:29	12:57	21376	36			1.15		35
21	-3	14:15	14:15	14:39	21375	2	-9	-23	0.39		21
21	-262	12:37	12:49	13:47	21374	196	3	-35	0.60		44
21	-25	11:37	11:37	12:01	21373	29	-6	-30	0.50		21
20	-94	16:45	17:03	17:55	21372	41	-19	53	0.81		43
20	-67	08:45	09:01	09:39	21371	50	-13	-6	0.15	AR 4377	36
20	-52	05:03	05:05	05:33	21370	27	16	2	0.40	AR 4377	24
20	-404	03:01	03:11	04:05	21369	254	11	1	0.32	AR 4377	41	C2
19	0	22:07	22:07	22:37	21368	0				AR 4377	24
19	-59	20:51	21:05	21:29	21367	14			1.08		27
19	-1	19:19	19:19	19:45	21366	1				AR 4377	22	B5
19	-7	15:31	15:31	15:55	21365	16				AR 4377	21
19	-1	14:17	14:17	14:41	21364	4				AR 4377	21
19	-89	11:23	11:25	12:29	21363	30	8	0	0.25	AR 4377	42
19	-153	06:33	07:07	07:57	21361	27	-14	-23	0.41	AR 4377	51	B6
18	-174	21:41	21:45	22:23	21360	134	26	25	0.66	AR 4375	30
18	-258	18:35	19:03	20:37	21359	85			1.11		67
18	-13	11:31	11:31	11:59	21358	33	-14	-36	0.60	AR 4377	23
18	-91	07:03	07:35	08:01	21357	47	4	44	0.72	AR 4374	38
18	-379	04:09	04:33	05:59	21356	154			1.08		64
16	-855	12:27	13:13	14:59	21355	242	-21	-13	0.33		85	B9
16	-154	11:31	11:45	12:19	21354	56	5	20	0.41	AR 4374	33
16	-19	08:33	08:33	08:57	21353	24	-25	-33	0.61		21	A9
16	-45	07:49	07:49	08:19	21352	45	-5	-49	0.77	AR 4377	24
16	-151	05:23	05:31	06:53	21351	48	-9	-74	0.97	AR 4377	54
16	-216	04:19	04:21	05:19	21350	132			1.14		39	M2
15	0	21:17	21:17	21:47	21349	0				AR 4374	24	B9
15	-1	19:55	19:55	20:19	21348	2				AR 4374	21
15	-647	09:27	11:41	12:39	21347	31	-10	1	0.06	AR 4374	105	B5
15	-79	07:29	07:31	08:03	21346	93	-15	55	0.82	AR 4373	26	B6
15	-6	05:21	05:21	05:49	21345	2				AR 4374	23
14	-40	19:19	19:19	19:47	21344	54	7	-5	0.26	AR 4374	23
14	-175	17:05	17:09	18:27	21343	67			1.15		50
13	-19	20:53	20:53	21:17	21341	14	20	25	0.60	AR 4373	20
13	-133	15:33	15:35	16:09	21340	135	17	24	0.56	AR 4373	27
13	-79	14:39	15:01	15:05	21339	27	19	22	0.57	AR 4373	22
13	-4	11:05	11:07	11:35	21338	4	11	23	0.49	AR 4373	24
13	-4	10:31	10:31	10:57	21337	15	9	21	0.45	AR 4373	22
13	-515	08:29	08:57	10:07	21336	818	14	13	0.42	AR 4373	58	C7
10	-287	18:37	18:41	19:39	21335	282	-17	-27	0.48	AR 4373	40	B3
10	-3	06:59	07:03	07:27	21334	4	-27	28	0.56	AR 4371	23	C1
10	-19	05:39	05:41	06:11	21333	8				AR 4373	25	A7
9	-289	23:59	00:03	00:57	21332	325	-20	29	0.52	AR 4371	38	B5
9	-6	23:11	23:13	23:37	21331	4	-2	-69	0.94		22	C4
9	0	16:09	16:27	16:51	21330	2				AR 4371	30	B1
9	-2	08:45	08:45	09:13	21329	3				AR 4371	23	C3
9	-54	05:03	05:03	05:37	21328	44	13	44	0.75	AR 4367	26	B3
9	-57	04:33	04:33	04:57	21327	15	13	43	0.74	AR 4367	21	B3
9	-92	02:29	02:31	03:21	21326	71	8	17	0.39	AR 4369	35	C8
9	-76	00:17	00:17	01:01	21325	22			1.13		31	C3
8	-35	23:05	23:05	23:29	21324	38	5	38	0.65	AR 4367	21	B3
8	-43	21:57	21:57	22:21	21323	11	6	53	0.82	AR 4366	21	B1
8	-70	20:53	21:05	21:29	21322	12	6	50	0.79	AR 4366	26	B1
8	-26	20:01	20:01	20:25	21321	20	-15	9	0.22	AR 4371	21	B3
8	-37	19:23	19:25	19:51	21320	30	-21	11	0.31	AR 4371	23	B2
8	-518	17:23	17:27	19:19	21319	104	-27	38	0.67	AR 4362	67	C3
8	-365	14:01	14:31	15:49	21318	103			1.14		63
8	-148	12:03	12:11	13:35	21317	23	9	44	0.74	AR 4366	55	C4
8	-15	11:23	11:23	11:47	21316	12	20	35	0.70	AR 4367	21	C4
8	-4	09:43	09:43	10:07	21315	8				AR 4369	21	B2
8	-25	08:29	08:29	08:55	21314	26	6	38	0.65	AR 4366	22	B1
8	-678	05:37	06:19	07:41	21313	92	-4	9	0.17	AR 4369	71	B6
8	-24	05:01	05:01	05:27	21312	98	6	36	0.62	AR 4367	22	C1
8	-52	02:07	02:07	02:51	21311	28				AR 4369	31	B1

The research leading to these results has received funding from the European Commission's Seventh Framework Programme (FP7/2007-2013) under the grant agreement nr. 263506 [AFFECTS], and grant agreement nr. 263252 [COMESEP]
Solar Demon is still under construction.
( Legal notices - SWSC (Volume 5, A18, 2015) research article:Solar Demon - an approach to detecting flares, dimmings, and EUV waves on SDO/AIA images )