Solar Demon Dimming Detection (qlk)

Quick-look! running in real time on SDO/AIA 211 QLK data
3 minute cadence, typical delay 15 minutes
(detection version 1.00)

(view all Solar Demon detection tools)

Detector 24h operating status:

Last processed image:

0 hours and 20 minutes ago (2026-10-11 02:57 UTC)

Last detected dimming:
   4 hours and 53 minutes ago (2026-10-10 22:24 UTC)

Filters (location)
   -- All locations
   On-disc
   Off-disc
Filters (intensity)
   -- All intensities
   At least -100K
   At least -300K
   At least -900K
Filters (time)
   -- Last 7 days
   Last 14 days

Dimming 16321

Overview of dimmings

	intensity	start	peak	end	#	max drop	lat	lon	dist. R☉	AR	count	flare
October, 2026
10	-136	21:30	21:36	22:24	16321	55			1.19		24
10	-1,187	15:15	15:27	16:36	16320	931	7	64	0.91	AR 4545	33	M4
10	-40	14:15	14:27	15:00	16319	32	3	48	0.76	AR 4549	21	C5
10	-417	08:00	08:18	08:54	16318	320			1.11		24	B6
9	-321	14:03	14:09	15:03	16317	407			1.11		26	M1
8	-24	19:33	19:33	19:57	16316	12				AR 4548	14
8	-183	17:51	17:57	18:51	16315	135	-16	-14	0.45	AR 4548	26	B2
8	-146	16:33	16:33	17:39	16314	149	10	1	0.06	AR 4549	25	A9
7	-585	13:00	13:18	14:09	16313	203	4	6	0.11	AR 4549	29	C4
6	-4	19:57	19:57	20:00	16312	10	5	2	0.04	AR 4549	7
6	-172	08:06	08:06	09:00	16311	88	8	2	0.04	AR 4549	24	C7
6	-9	07:30	07:30	07:54	16310	27	13	-16	0.29	AR 4549	14	C3
6	-881	05:57	06:12	07:21	16309	346	7	-12	0.21	AR 4549	34	C7
5	-42	23:27	23:27	23:51	16307	55			1.09		14	B5
5	-131	03:54	03:54	04:39	16305	57	24	-19	0.43	AR 4545	21
5	-23	00:48	00:48	01:12	16304	38	-22	73	0.99	AR 4546	14
4	-183	06:36	06:42	07:27	16303	103	-20	66	0.95	AR 4546	23	B5
4	-232	00:36	00:39	01:21	16302	86	24	-46	0.75	AR 4545	21

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 )