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 15959
Detector 24h operating status: Last processed image: 0 hours and 20 minutes ago (2026-08-07 23:54 UTC) Last detected dimming: 17 hours and 11 minutes ago (2026-08-07 07:03 UTC) Overview for dimming #: 15959 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 #: 15959
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-07-19 08:18:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3823903

2026-07-19 08:21:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3823904

2026-07-19 08:24:11 3 0.0 0.0 0.0 0.0 0 , 2.56 3823907

2026-07-19 08:27:11 4 -0.3 -1.7 -26.1 0.0 11 , 0.00 3823908

2026-07-19 08:30:11 5 -0.7 -5.0 -23.3 0.1 26 , 0.00 3823911

2026-07-19 08:33:11 6 -1.0 -6.2 -21.3 0.2 39 , 0.00 3823912

2026-07-19 08:36:11 7 -1.5 -8.2 -24.6 0.2 55 , 0.00 3823915

2026-07-19 08:39:11 8 -2.0 -9.4 -24.6 0.3 74 -11.5 -33.6 -0.55, -0.27 0.61 0.00 3823916

2026-07-19 08:42:11 9 -2.6 -11.3 -30.7 0.3 72 -11.2 -33.7 -0.55, -0.26 0.61 0.00 3823919

2026-07-19 08:45:11 10 -2.6 -10.1 -30.6 0.3 73 -11.5 -33.7 -0.55, -0.27 0.61 0.00 3823920

2026-07-19 08:48:11 11 -4.6 -20.0 -28.5 0.5 120 -11.2 -33.7 -0.55, -0.26 0.61 0.00 3823923

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
2026-07-19 08:18:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3823903
2026-07-19 08:21:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3823904
2026-07-19 08:24:11	3	0.0	0.0	0.0	0.0	0			,		2.56	3823907
2026-07-19 08:27:11	4	-0.3	-1.7	-26.1	0.0	11			,		0.00	3823908
2026-07-19 08:30:11	5	-0.7	-5.0	-23.3	0.1	26			,		0.00	3823911
2026-07-19 08:33:11	6	-1.0	-6.2	-21.3	0.2	39			,		0.00	3823912
2026-07-19 08:36:11	7	-1.5	-8.2	-24.6	0.2	55			,		0.00	3823915
2026-07-19 08:39:11	8	-2.0	-9.4	-24.6	0.3	74	-11.5	-33.6	-0.55, -0.27	0.61	0.00	3823916
2026-07-19 08:42:11	9	-2.6	-11.3	-30.7	0.3	72	-11.2	-33.7	-0.55, -0.26	0.61	0.00	3823919
2026-07-19 08:45:11	10	-2.6	-10.1	-30.6	0.3	73	-11.5	-33.7	-0.55, -0.27	0.61	0.00	3823920
2026-07-19 08:48:11	11	-4.6	-20.0	-28.5	0.5	120	-11.2	-33.7	-0.55, -0.26	0.61	0.00	3823923