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)

	Overview of dimming 15312
Detector 24h operating status: Last processed image: 0 hours and 19 minutes ago (2026-04-30 05:45 UTC) Last detected dimming: 0 hours and 19 minutes ago (2026-04-30 05:45 UTC) Overview for dimming #: 15312 back to overview Animations and graphs derotated original images ( non-derotated ) dimming intensity dimming mask base difference ( percentage ) running difference ( percentage )	more	more	more

Details for dimming #: 15312
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-03-29 17:18:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3712923

2026-03-29 17:21:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3712924

2026-03-29 17:24:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3712925

2026-03-29 17:27:11 4 0.0 0.0 0.0 0.0 0 , 0.00 3712926

2026-03-29 17:30:11 5 0.0 0.0 0.0 0.0 0 , 1.94 3712942

2026-03-29 17:33:11 6 -0.3 -3.4 -16.4 0.2 21 -20.2 -67.3 -0.88, -0.30 0.93 1.48 3712943

2026-03-29 17:36:11 7 -7.4 -17.1 -14.3 2.0 476 -21.0 -33.2 -0.52, -0.27 0.58 0.94 3712944

2026-03-29 17:39:11 8 -10.4 -19.9 -14.2 2.9 629 -21.0 -33.2 -0.52, -0.27 0.58 0.00 3712945

2026-03-29 17:42:11 9 -11.7 -20.0 -14.3 3.3 700 -21.1 -33.2 -0.52, -0.27 0.58 0.00 3712946

2026-03-29 17:45:11 10 -10.3 -18.8 -13.7 3.1 639 -21.2 -33.9 -0.53, -0.27 0.59 0.86 3712947

2026-03-29 17:48:11 11 -9.3 -16.4 -15.1 2.8 559 -21.3 -33.3 -0.52, -0.27 0.59 0.00 3712948

2026-03-29 17:51:11 12 -8.5 -17.3 -15.9 2.6 487 -21.3 -33.7 -0.52, -0.27 0.59 0.00 3712949

2026-03-29 17:54:11 13 -8.1 -18.4 -16.0 2.6 456 -21.4 -37.5 -0.57, -0.28 0.64 0.00 3712950

2026-03-29 17:57:11 14 -7.7 -17.9 -16.1 2.5 440 -21.4 -41.2 -0.62, -0.28 0.68 0.00 3712951

2026-03-29 18:00:11 15 -7.6 -18.1 -15.7 2.5 443 -21.3 -50.6 -0.73, -0.30 0.79 0.00 3712952

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 )

time	seq #	total intensity	max intensity	median intensity	area	size	lat	lon	x,y in R☉	dist. R☉	detection	Img ID
2026-03-29 17:18:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3712923
2026-03-29 17:21:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3712924
2026-03-29 17:24:11	3	0.0	0.0	0.0	0.0	0			,		0.00	3712925
2026-03-29 17:27:11	4	0.0	0.0	0.0	0.0	0			,		0.00	3712926
2026-03-29 17:30:11	5	0.0	0.0	0.0	0.0	0			,		1.94	3712942
2026-03-29 17:33:11	6	-0.3	-3.4	-16.4	0.2	21	-20.2	-67.3	-0.88, -0.30	0.93	1.48	3712943
2026-03-29 17:36:11	7	-7.4	-17.1	-14.3	2.0	476	-21.0	-33.2	-0.52, -0.27	0.58	0.94	3712944
2026-03-29 17:39:11	8	-10.4	-19.9	-14.2	2.9	629	-21.0	-33.2	-0.52, -0.27	0.58	0.00	3712945
2026-03-29 17:42:11	9	-11.7	-20.0	-14.3	3.3	700	-21.1	-33.2	-0.52, -0.27	0.58	0.00	3712946
2026-03-29 17:45:11	10	-10.3	-18.8	-13.7	3.1	639	-21.2	-33.9	-0.53, -0.27	0.59	0.86	3712947
2026-03-29 17:48:11	11	-9.3	-16.4	-15.1	2.8	559	-21.3	-33.3	-0.52, -0.27	0.59	0.00	3712948
2026-03-29 17:51:11	12	-8.5	-17.3	-15.9	2.6	487	-21.3	-33.7	-0.52, -0.27	0.59	0.00	3712949
2026-03-29 17:54:11	13	-8.1	-18.4	-16.0	2.6	456	-21.4	-37.5	-0.57, -0.28	0.64	0.00	3712950
2026-03-29 17:57:11	14	-7.7	-17.9	-16.1	2.5	440	-21.4	-41.2	-0.62, -0.28	0.68	0.00	3712951
2026-03-29 18:00:11	15	-7.6	-18.1	-15.7	2.5	443	-21.3	-50.6	-0.73, -0.30	0.79	0.00	3712952