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 15913
Detector 24h operating status: Last processed image: 0 hours and 17 minutes ago (2026-07-11 17:42 UTC) Last detected dimming: 25 hours and 4 minutes ago (2026-07-10 16:54 UTC) Overview for dimming #: 15913 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 #: 15913
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-07-04 05:36:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3809905

2026-07-04 05:39:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3809906

2026-07-04 05:42:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3809909

2026-07-04 05:45:23 4 0.0 0.0 0.0 0.0 0 , 1.83 3809910

2026-07-04 05:48:11 5 0.0 0.0 0.0 0.0 0 , 1.75 3809913

2026-07-04 05:51:11 6 -0.1 0.0 -13.7 0.1 4 27.0 81.5 0.89, 0.45 1.00 1.99 3809914

2026-07-04 05:54:11 7 -0.1 0.0 -13.1 0.1 7 0.91, 0.46 1.02 1.06 3809917

2026-07-04 05:57:11 8 -0.3 -2.0 -18.2 0.3 17 0.91, 0.46 1.02 0.00 3809918

2026-07-04 06:00:11 9 -0.7 -3.8 -20.0 0.4 29 0.91, 0.46 1.02 0.00 3809921

2026-07-04 06:03:11 10 -0.6 -2.3 -19.8 0.3 24 0.91, 0.46 1.02 0.00 3809922

2026-07-04 06:06:11 11 -0.6 -3.2 -16.9 0.1 29 0.91, 0.46 1.02 0.00 3809925

2026-07-04 06:09:35 12 -1.0 -3.0 -16.6 0.3 47 0.98, 0.42 1.07 0.00 3809926

2026-07-04 06:12:11 13 -1.5 -5.9 -15.5 0.2 78 1.00, 0.41 1.08 0.00 3809929

2026-07-04 06:15:11 14 -1.7 -5.4 -15.1 0.3 81 0.95, 0.44 1.04 0.00 3809930

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
2026-07-04 05:36:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3809905
2026-07-04 05:39:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3809906
2026-07-04 05:42:11	3	0.0	0.0	0.0	0.0	0			,		0.00	3809909
2026-07-04 05:45:23	4	0.0	0.0	0.0	0.0	0			,		1.83	3809910
2026-07-04 05:48:11	5	0.0	0.0	0.0	0.0	0			,		1.75	3809913
2026-07-04 05:51:11	6	-0.1	0.0	-13.7	0.1	4	27.0	81.5	0.89, 0.45	1.00	1.99	3809914
2026-07-04 05:54:11	7	-0.1	0.0	-13.1	0.1	7			0.91, 0.46	1.02	1.06	3809917
2026-07-04 05:57:11	8	-0.3	-2.0	-18.2	0.3	17			0.91, 0.46	1.02	0.00	3809918
2026-07-04 06:00:11	9	-0.7	-3.8	-20.0	0.4	29			0.91, 0.46	1.02	0.00	3809921
2026-07-04 06:03:11	10	-0.6	-2.3	-19.8	0.3	24			0.91, 0.46	1.02	0.00	3809922
2026-07-04 06:06:11	11	-0.6	-3.2	-16.9	0.1	29			0.91, 0.46	1.02	0.00	3809925
2026-07-04 06:09:35	12	-1.0	-3.0	-16.6	0.3	47			0.98, 0.42	1.07	0.00	3809926
2026-07-04 06:12:11	13	-1.5	-5.9	-15.5	0.2	78			1.00, 0.41	1.08	0.00	3809929
2026-07-04 06:15:11	14	-1.7	-5.4	-15.1	0.3	81			0.95, 0.44	1.04	0.00	3809930