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 15585
Detector 24h operating status: Last processed image: 0 hours and 21 minutes ago (2026-05-16 04:15 UTC) Last detected dimming: 11 hours and 48 minutes ago (2026-05-15 16:48 UTC) Overview for dimming #: 15585 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 #: 15585
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-05-09 21:42:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3756986

2026-05-09 21:45:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3756987

2026-05-09 21:48:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3756990

2026-05-09 21:51:11 4 -1.4 -8.5 -12.6 0.6 106 11.1 46.9 0.73, 0.23 0.76 0.00 3756992

2026-05-09 21:54:11 5 -3.4 -12.6 -11.9 1.3 249 11.2 48.5 0.74, 0.23 0.78 0.90 3756993

2026-05-09 21:57:11 6 -4.3 -14.7 -12.5 1.6 304 11.2 48.8 0.75, 0.23 0.78 3.98 3756994

2026-05-09 22:00:11 7 -4.8 -15.2 -12.3 1.9 352 , 0.00 3756998

2026-05-09 22:03:11 8 -5.0 -15.3 -12.5 1.9 357 , 0.00 3756999

2026-05-09 22:06:11 9 -5.3 -15.0 -12.7 2.0 366 , 0.00 3757002

2026-05-09 22:09:11 10 -5.4 -14.1 -11.8 2.1 392 , 0.00 3757003

2026-05-09 22:12:11 11 -4.9 -14.1 -12.6 1.9 356 , 0.00 3757006

2026-05-09 22:15:11 12 -5.0 -13.5 -12.1 2.0 358 , 0.00 3757007

2026-05-09 22:18:11 13 -5.2 -14.0 -11.6 2.2 390 -10.8 67.4 0.92, -0.17 0.93 0.00 3757010

2026-05-09 22:21:23 14 -5.0 -13.8 -12.4 2.1 367 -10.7 67.7 0.92, -0.17 0.93 0.00 3757011

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
2026-05-09 21:42:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3756986
2026-05-09 21:45:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3756987
2026-05-09 21:48:11	3	0.0	0.0	0.0	0.0	0			,		0.00	3756990
2026-05-09 21:51:11	4	-1.4	-8.5	-12.6	0.6	106	11.1	46.9	0.73, 0.23	0.76	0.00	3756992
2026-05-09 21:54:11	5	-3.4	-12.6	-11.9	1.3	249	11.2	48.5	0.74, 0.23	0.78	0.90	3756993
2026-05-09 21:57:11	6	-4.3	-14.7	-12.5	1.6	304	11.2	48.8	0.75, 0.23	0.78	3.98	3756994
2026-05-09 22:00:11	7	-4.8	-15.2	-12.3	1.9	352			,		0.00	3756998
2026-05-09 22:03:11	8	-5.0	-15.3	-12.5	1.9	357			,		0.00	3756999
2026-05-09 22:06:11	9	-5.3	-15.0	-12.7	2.0	366			,		0.00	3757002
2026-05-09 22:09:11	10	-5.4	-14.1	-11.8	2.1	392			,		0.00	3757003
2026-05-09 22:12:11	11	-4.9	-14.1	-12.6	1.9	356			,		0.00	3757006
2026-05-09 22:15:11	12	-5.0	-13.5	-12.1	2.0	358			,		0.00	3757007
2026-05-09 22:18:11	13	-5.2	-14.0	-11.6	2.2	390	-10.8	67.4	0.92, -0.17	0.93	0.00	3757010
2026-05-09 22:21:23	14	-5.0	-13.8	-12.4	2.1	367	-10.7	67.7	0.92, -0.17	0.93	0.00	3757011