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 17 minutes ago (2025-12-05 04:48 UTC)

Last detected dimming:
   0 hours and 59 minutes ago (2025-12-05 04:06 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 14576

Overview of dimmings

	intensity	start	peak	end	#	max drop	lat	lon	dist. R☉	AR	count	flare
December, 2025
5	-392	01:54	02:00	03:21	14575	262	38	-51	0.88	AR 4299	35	C4
4	-508	22:42	23:30	01:36	14574	25	-9	-15	0.31	AR 4296	64	C2
4	-119	17:48	17:57	19:00	14570	54	-19	11	0.38	AR 4298	30	B6
4	-120	13:24	13:30	14:42	14567	18	-19	-41	0.71	AR 4296	32	B3
4	-138	10:03	10:03	10:45	14564	70	-28	-18	0.55	AR 4294	20	B2
4	-1,228	05:33	06:15	09:48	14563	29	-10	-47	0.75	AR 4296	87	B1
4	-749	02:39	02:54	05:09	14562	791	7	-57	0.85	AR 4300	56	M4
3	-1,610	10:30	13:00	13:57	14558	261	2	49	0.76	AR 4297	75	C2
3	-417	07:48	08:21	09:54	14557	82	-31	-29	0.68	AR 4294	48	A8
2	-576	23:15	23:48	01:06	14553	79			1.08		43	C1
November, 2025
29	-209	00:36	01:51	02:18	14518	60	25	26	0.58	AR 4288	40
28	-287	16:33	16:54	18:27	14516	41	1	-45	0.71		44
28	-368	11:27	13:51	15:30	14515	10	-11	-64	0.92		87
22	-512	00:15	00:36	02:03	14470	48	-43	-45	0.88		40
21	-150	16:03	16:09	16:45	14466	209			1.09		16	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 )