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:
   212 hours and 22 minutes ago (2026-03-23 23:39 UTC)

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Filters (intensity)
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   At least -100K
   At least -300K
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   Last week
   -- Last 30 days
   Last 365 days

Dimming 21520

Overview of dimmings

	intensity	start	peak	end	#	max drop	lat	lon	dist. R☉	AR	count	flare
March, 2026
23	-54	23:11	23:11	23:39	21520	98	-6	-65	0.91	AR 4399	23	B1
23	-3	12:45	12:47	13:15	21519	9				AR 4398	24	B1
23	-1	09:57	10:01	10:25	21518	2				AR 4398	23	B4
22	-337	23:13	23:37	00:43	21517	39	-10	62	0.88	AR 4392	54	C2
22	-264	20:13	21:01	21:41	21516	29	-29	-29	0.59	AR 4398	52
22	-34	19:31	19:31	19:57	21515	16	-31	-31	0.61	AR 4398	22	B1
22	-1,511	15:11	15:51	17:57	21514	63	-30	-40	0.70	AR 4398	92
22	-6	04:29	04:29	04:55	21513	4				AR 4398	22
21	-179	15:29	15:35	16:35	21512	85	-7	40	0.65	AR 4392	42	B1
21	-18	09:25	09:25	09:51	21511	26					22
21	-52	04:23	04:25	04:51	21510	43			1.07		23
21	-29	03:45	03:45	04:13	21509	11	-11	3	0.09		23
20	-181	10:15	10:33	11:25	21508	37			1.07		44
19	-38	16:21	16:23	16:49	21507	38	-12	14	0.26	AR 4395	23
19	-13	14:13	14:15	14:41	21506	13				AR 4395	23
19	-43	05:39	06:09	06:35	21505	44	-23	16	0.38	AR 4392	37	B7
19	-9	00:03	00:03	00:27	21504	4				AR 4395	21	B1
18	-40	12:45	12:45	13:09	21503	38	-19	9	0.27	AR 4392	21
18	-1,353	08:35	08:45	11:55	21502	1,402	-16	10	0.24	AR 4392	109	M1
18	-33	04:15	04:17	04:43	21501	31			1.11		23	B4
18	-95	02:49	03:15	03:45	21500	9	-16	-5	0.18	AR 4392	37	B4
18	-634	01:07	01:41	02:31	21499	141	-20	-2	0.22	AR 4392	51	C2
17	-38	23:07	23:07	23:47	21498	29	-33	-79	0.98		29	B3
17	-109	19:33	19:37	20:23	21497	92			1.09		34
17	-37	12:01	12:01	12:27	21496	31	-27	-9	0.37	AR 4392	22
17	-177	09:05	09:29	09:57	21495	152	-12	-16	0.28	AR 4392	35	C7
17	-2	07:39	07:41	08:05	21494	6	-18	-13	0.29	AR 4392	22
17	-965	02:55	04:31	06:21	21493	76	-19	-4	0.23	AR 4392	112	A8
16	-254	14:03	14:57	15:29	21492	40	-11	-18	0.31	AR 4394	52	C4
16	-1,540	11:53	12:23	13:57	21491	865	-16	-15	0.30	AR 4392	71	M2
16	-33	09:35	09:39	10:03	21490	24	-12	-67	0.93		23	B7
15	-1	15:21	15:21	15:45	21489	2	-5	-50	0.77	AR 4395	21	B4
15	-37	12:03	12:03	12:29	21488	20	-15	-35	0.59	AR 4392	22
15	-17	11:17	11:17	11:43	21487	8	-22	-35	0.60	AR 4392	22
15	-731	09:37	09:55	11:13	21486	340	-28	-45	0.75	AR 4392	57	C6
15	-4	04:43	04:43	05:09	21485	9				AR 4391	22	A8
11	-10	05:19	05:19	05:43	21483	8	29	-28	0.72	AR 4387	21
10	-7	16:07	16:09	16:45	21481	48					28
10	-112	11:59	12:13	12:41	21480	61			1.14		30
10	-1	10:35	10:39	11:05	21479	1				AR 4388	24
10	-26	05:51	05:53	06:45	21478	7				AR 4388	36	C1
9	-1	23:43	23:55	00:27	21477	1				AR 4384	31	B1
9	-22	21:41	21:41	22:33	21476	18				AR 4384	35	B3
9	-8	15:09	15:11	15:37	21475	22				AR 4384	23
9	-44	10:55	11:03	11:31	21474	96			1.06		27	B5
8	-8	19:21	19:21	19:45	21472	6	8	-59	0.88		21
8	-21	15:13	15:13	15:49	21471	81	-2	-73	0.96		27	B9
8	-52	14:31	14:31	14:55	21470	29	15	-36	0.68		21
5	-49	22:23	22:41	23:07	21469	25	3	-3	0.18	AR 4381	31
5	-26	19:39	19:43	20:29	21467	12	18	-7	0.44	AR 4381	34
5	-22	18:33	18:33	18:59	21466	23	2	-3	0.17	AR 4381	22
5	-62	13:21	13:21	13:55	21465	9	1	-8	0.20	AR 4381	26
5	-2	10:15	10:15	10:39	21464	5				AR 4381	21
5	-27	09:05	09:07	09:39	21463	77	4	19	0.38	AR 4378	26	B3
5	0	07:17	07:17	07:41	21462	2				AR 4381	21	B6
5	-35	05:19	05:19	05:45	21461	26	-18	-54	0.82	AR 4385	22
5	-8	02:45	02:49	03:17	21460	26			1.11		25
4	-37	20:27	21:01	21:25	21459	13	9	-34	0.62	AR 4384	37
4	-8	19:09	19:09	19:39	21458	17	-6	-34	0.56	AR 4384	24
4	-1	18:33	18:41	19:05	21457	1				AR 4378	25
4	-15	13:57	13:59	14:51	21456	43				AR 4378	36
4	-24	13:03	13:03	13:29	21455	21	20	-38	0.73	AR 4384	22
4	-4	10:57	10:57	11:21	21454	9			1.11		21
4	-5	07:59	07:59	08:23	21453	3				AR 4378	21
4	-121	05:57	06:17	07:21	21452	16	17	-42	0.75	AR 4384	51
4	-148	04:01	04:37	05:47	21451	6	20	8	0.49	AR 4378	62
4	-100	02:13	02:21	03:39	21450	11	-31	-12	0.46		52	B1
4	-25	01:35	01:35	02:01	21449	18	-23	-64	0.91		22
3	-1	19:05	19:05	19:29	21448	1				AR 4378	21	B3
3	-20	18:27	18:45	18:51	21447	11	3	-28	0.50	AR 4381	21
3	0	17:03	17:03	17:27	21446	0				AR 4378	21	B1
3	-3	16:03	16:05	16:31	21445	2				AR 4378	23	C1
3	-6	04:29	04:29	04:57	21443	18				AR 4378	23
3	-145	03:27	03:27	04:17	21442	38	4	-37	0.63	AR 4381	34	B1
3	-17	02:51	02:51	03:15	21441	18	3	-39	0.65	AR 4381	21	B1
3	-14	00:29	00:33	01:13	21440	18				AR 4378	31	B7
2	-34	22:11	22:11	22:37	21439	46	29	20	0.66	AR 4383	22
2	-36	21:41	21:43	22:07	21438	14	26	20	0.62	AR 4383	22
2	-27	19:51	19:51	20:15	21437	12	30	-14	0.65	AR 4378	21
2	-42	17:33	17:37	18:39	21436	12			1.11		42	B2
2	-5	16:39	16:41	17:05	21435	2				AR 4378	22	B1
2	-9	14:45	14:45	15:21	21434	14				AR 4378	27	B1
2	-20	14:09	14:09	14:33	21433	13				AR 4378	21	B1
2	0	07:07	07:11	07:35	21432	1				AR 4383	23	B2

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 )