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 16071
Detector 24h operating status: Last processed image: 0 hours and 22 minutes ago (2026-08-11 01:21 UTC) Last detected dimming: 0 hours and 22 minutes ago (2026-08-11 01:21 UTC) Overview for dimming #: 16071 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 #: 16071
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-07-31 20:48:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3835902

2026-07-31 20:51:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3835904

2026-07-31 20:54:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3835905

2026-07-31 20:57:11 4 0.0 0.0 -18.2 0.0 1 , 0.00 3835908

2026-07-31 21:00:35 5 -1.3 -8.2 -17.2 0.4 88 17.1 -37.2 -0.58, 0.22 0.62 2.07 3835909

2026-07-31 21:03:11 6 -3.6 -9.8 -12.0 1.1 259 17.5 -38.9 -0.61, 0.23 0.65 2.32 3835912

2026-07-31 21:06:11 7 -5.6 -12.5 -12.6 1.7 387 17.4 -38.6 -0.60, 0.23 0.64 0.00 3835913

2026-07-31 21:09:11 8 -7.8 -14.7 -13.0 2.2 521 17.3 -38.0 -0.59, 0.22 0.63 0.00 3835917

2026-07-31 21:12:11 9 -8.9 -17.2 -13.8 2.5 573 17.3 -37.9 -0.59, 0.22 0.63 0.00 3835918

2026-07-31 21:15:11 10 -10.0 -19.0 -14.6 2.7 623 17.4 -38.4 -0.60, 0.22 0.64 0.00 3835920

2026-07-31 21:18:11 11 -10.3 -19.5 -14.9 2.6 613 17.3 -38.4 -0.60, 0.22 0.64 0.00 3835921

2026-07-31 21:21:11 12 -11.3 -23.4 -14.6 2.9 682 17.3 -38.4 -0.60, 0.22 0.64 0.00 3835925

2026-07-31 21:24:11 13 -12.5 -26.5 -14.7 3.1 734 17.4 -38.3 -0.60, 0.22 0.64 0.00 3835926

2026-07-31 21:27:11 14 -13.8 -27.0 -14.3 3.6 831 17.4 -38.4 -0.60, 0.23 0.64 0.00 3835928

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
2026-07-31 20:48:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3835902
2026-07-31 20:51:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3835904
2026-07-31 20:54:11	3	0.0	0.0	0.0	0.0	0			,		0.00	3835905
2026-07-31 20:57:11	4	0.0	0.0	-18.2	0.0	1			,		0.00	3835908
2026-07-31 21:00:35	5	-1.3	-8.2	-17.2	0.4	88	17.1	-37.2	-0.58, 0.22	0.62	2.07	3835909
2026-07-31 21:03:11	6	-3.6	-9.8	-12.0	1.1	259	17.5	-38.9	-0.61, 0.23	0.65	2.32	3835912
2026-07-31 21:06:11	7	-5.6	-12.5	-12.6	1.7	387	17.4	-38.6	-0.60, 0.23	0.64	0.00	3835913
2026-07-31 21:09:11	8	-7.8	-14.7	-13.0	2.2	521	17.3	-38.0	-0.59, 0.22	0.63	0.00	3835917
2026-07-31 21:12:11	9	-8.9	-17.2	-13.8	2.5	573	17.3	-37.9	-0.59, 0.22	0.63	0.00	3835918
2026-07-31 21:15:11	10	-10.0	-19.0	-14.6	2.7	623	17.4	-38.4	-0.60, 0.22	0.64	0.00	3835920
2026-07-31 21:18:11	11	-10.3	-19.5	-14.9	2.6	613	17.3	-38.4	-0.60, 0.22	0.64	0.00	3835921
2026-07-31 21:21:11	12	-11.3	-23.4	-14.6	2.9	682	17.3	-38.4	-0.60, 0.22	0.64	0.00	3835925
2026-07-31 21:24:11	13	-12.5	-26.5	-14.7	3.1	734	17.4	-38.3	-0.60, 0.22	0.64	0.00	3835926
2026-07-31 21:27:11	14	-13.8	-27.0	-14.3	3.6	831	17.4	-38.4	-0.60, 0.23	0.64	0.00	3835928