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 21:12 UTC)

Last detected dimming:
   12 hours and 41 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
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	-227	12:27	12:36	13:33	15952	161			1.13		28	C1
12	-241	00:42	00:51	02:09	15946	141			1.08		35	C4
10	-488	14:15	15:12	16:21	15944	22	2	-74	0.97		48	C4
9	-118	08:27	08:30	09:12	15943	92	-4	16	0.32	AR 4485	14
7	-301	21:15	21:45	22:30	15932	111			1.04		31
7	-103	14:27	14:27	15:36	15930	327			1.02		29	M2
6	-249	19:12	19:36	20:12	15929	83	-8	42	0.70	AR 4483	24	B1
6	-144	05:21	05:42	06:15	15928	94	25	-68	0.94		24	B3
5	-111	16:27	16:42	17:12	15923	100			1.18		21	C7

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 )