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 (2026-07-19 21:15 UTC)

Last detected dimming:
   12 hours and 44 minutes ago (2026-07-19 08:48 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 15959

Overview of dimmings

	intensity	start	peak	end	#	max drop	lat	lon	dist. R☉	AR	count	flare
July, 2026
19	-5	08:24	08:24	08:48	15959	2				AR 4489	11
18	-94	21:12	21:24	22:27	15958	24			1.12		31	B3
18	-5	06:00	06:00	06:24	15957	5	5	-17	0.29	AR 4489	14
17	-79	08:24	08:24	08:57	15956	31				AR 4490	14
16	-208	23:45	23:54	00:36	15955	131			1.17		23	B2
15	-194	02:15	02:45	03:21	15954	35			1.14		28
14	-35	16:03	16:03	16:30	15953	32					15
14	-227	12:27	12:36	13:33	15952	161			1.13		28	C1
14	-4	06:30	06:36	06:36	15951	10			1.12		8
14	-55	05:03	05:03	05:30	15950	68	11	42	0.68	AR 4487	15
12	-49	13:00	13:00	13:24	15949	36	0	52	0.80	AR 4485	14
12	-30	10:12	10:15	10:54	15948	20	-1	81	1.00	AR 4485	20
12	-1	08:39	08:39	08:57	15947	1	-4	68	0.94	AR 4485	12	C6
12	-241	00:42	00:51	02:09	15946	141			1.08		35	C4

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 )