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 15383
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 18 minutes ago (2026-04-30 05:45 UTC) Overview for dimming #: 15383 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 #: 15383
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-04-02 10:12:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3724897

2026-04-02 10:15:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3724898

2026-04-02 10:18:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3724899

2026-04-02 10:21:11 4 0.0 0.0 0.0 0.0 0 , 0.00 3724900

2026-04-02 10:24:11 5 -0.5 -4.9 -15.1 0.1 30 , 2.08 3724901

2026-04-02 10:27:11 6 -2.3 -8.5 -14.3 0.5 153 -33.2 -1.6 -0.02, -0.46 0.46 1.54 3724902

2026-04-02 10:30:11 7 -5.1 -13.2 -14.6 1.1 330 -30.7 -2.0 -0.03, -0.42 0.42 0.00 3724903

2026-04-02 10:33:11 8 -6.9 -13.7 -13.5 1.5 453 -31.0 -2.2 -0.03, -0.42 0.42 0.00 3724904

2026-04-02 10:36:11 9 -10.8 -16.4 -13.0 2.5 726 -30.7 -2.0 -0.03, -0.42 0.42 0.00 3724905

2026-04-02 10:39:11 10 -12.6 -18.1 -12.5 2.8 834 -31.2 -1.9 -0.03, -0.42 0.42 0.00 3724906

2026-04-02 10:42:11 11 -15.0 -22.1 -12.9 3.2 932 -31.9 -1.5 -0.02, -0.44 0.44 0.00 3724907

2026-04-02 10:45:11 12 -16.8 -24.9 -13.0 3.5 1024 -31.8 -1.5 -0.02, -0.43 0.43 0.00 3724908

2026-04-02 10:48:11 13 -19.0 -24.6 -13.5 3.9 1136 -31.7 -1.3 -0.02, -0.43 0.43 0.00 3724909

2026-04-02 10:51:11 14 -18.3 -26.2 -13.4 3.7 1090 -32.4 -1.0 -0.02, -0.44 0.44 0.00 3724910

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
2026-04-02 10:12:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3724897
2026-04-02 10:15:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3724898
2026-04-02 10:18:11	3	0.0	0.0	0.0	0.0	0			,		0.00	3724899
2026-04-02 10:21:11	4	0.0	0.0	0.0	0.0	0			,		0.00	3724900
2026-04-02 10:24:11	5	-0.5	-4.9	-15.1	0.1	30			,		2.08	3724901
2026-04-02 10:27:11	6	-2.3	-8.5	-14.3	0.5	153	-33.2	-1.6	-0.02, -0.46	0.46	1.54	3724902
2026-04-02 10:30:11	7	-5.1	-13.2	-14.6	1.1	330	-30.7	-2.0	-0.03, -0.42	0.42	0.00	3724903
2026-04-02 10:33:11	8	-6.9	-13.7	-13.5	1.5	453	-31.0	-2.2	-0.03, -0.42	0.42	0.00	3724904
2026-04-02 10:36:11	9	-10.8	-16.4	-13.0	2.5	726	-30.7	-2.0	-0.03, -0.42	0.42	0.00	3724905
2026-04-02 10:39:11	10	-12.6	-18.1	-12.5	2.8	834	-31.2	-1.9	-0.03, -0.42	0.42	0.00	3724906
2026-04-02 10:42:11	11	-15.0	-22.1	-12.9	3.2	932	-31.9	-1.5	-0.02, -0.44	0.44	0.00	3724907
2026-04-02 10:45:11	12	-16.8	-24.9	-13.0	3.5	1024	-31.8	-1.5	-0.02, -0.43	0.43	0.00	3724908
2026-04-02 10:48:11	13	-19.0	-24.6	-13.5	3.9	1136	-31.7	-1.3	-0.02, -0.43	0.43	0.00	3724909
2026-04-02 10:51:11	14	-18.3	-26.2	-13.4	3.7	1090	-32.4	-1.0	-0.02, -0.44	0.44	0.00	3724910