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 15207
Detector 24h operating status: Last processed image: 0 hours and 21 minutes ago (2026-04-17 14:03 UTC) Last detected dimming: 6 hours and 42 minutes ago (2026-04-17 07:42 UTC) Overview for dimming #: 15207 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 #: 15207
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-03-05 02:33:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3690503

2026-03-05 02:36:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3690504

2026-03-05 02:39:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3690505

2026-03-05 02:42:11 4 0.0 0.0 0.0 0.0 0 , 0.00 3690506

2026-03-05 02:45:11 5 0.0 0.0 0.0 0.0 0 , 0.00 3690509

2026-03-05 02:48:11 6 -1.9 -8.6 -7.9 0.0 231 1.03, 0.43 1.11 2.63 3690510

2026-03-05 02:51:11 7 -6.6 -9.4 -7.7 0.0 826 1.01, 0.45 1.10 1.95 3690515

2026-03-05 02:54:11 8 -7.4 -9.9 -8.0 0.0 886 1.00, 0.46 1.10 1.10 3690516

2026-03-05 02:57:11 9 -6.3 -9.7 -8.0 0.0 781 0.99, 0.47 1.10 0.00 3690517

2026-03-05 03:00:11 10 -5.9 -9.2 -8.0 0.0 735 1.00, 0.46 1.10 0.00 3690518

2026-03-05 03:03:11 11 -5.6 -8.7 -7.6 0.0 719 1.01, 0.45 1.10 0.00 3690521

2026-03-05 03:06:11 12 -5.7 -8.7 -8.1 0.0 704 1.00, 0.46 1.10 0.00 3690522

2026-03-05 03:09:11 13 -5.3 -9.7 -8.1 0.0 655 1.01, 0.47 1.11 0.00 3690525

2026-03-05 03:12:11 14 -5.3 -9.7 -8.2 0.0 645 1.01, 0.47 1.12 0.00 3690526

2026-03-05 03:15:11 15 -6.1 -9.6 -8.0 0.0 755 1.01, 0.47 1.12 0.00 3690529

2026-03-05 03:18:11 16 -6.3 -9.3 -8.0 0.0 766 1.02, 0.45 1.12 0.00 3690530

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	size	x,y in R☉	dist. R☉	detection	Img ID
2026-03-05 02:33:11	1	0.0	0.0	0.0	0	,		0.00	3690503
2026-03-05 02:36:11	2	0.0	0.0	0.0	0	,		0.00	3690504
2026-03-05 02:39:11	3	0.0	0.0	0.0	0	,		0.00	3690505
2026-03-05 02:42:11	4	0.0	0.0	0.0	0	,		0.00	3690506
2026-03-05 02:45:11	5	0.0	0.0	0.0	0	,		0.00	3690509
2026-03-05 02:48:11	6	-1.9	-8.6	-7.9	231	1.03, 0.43	1.11	2.63	3690510
2026-03-05 02:51:11	7	-6.6	-9.4	-7.7	826	1.01, 0.45	1.10	1.95	3690515
2026-03-05 02:54:11	8	-7.4	-9.9	-8.0	886	1.00, 0.46	1.10	1.10	3690516
2026-03-05 02:57:11	9	-6.3	-9.7	-8.0	781	0.99, 0.47	1.10	0.00	3690517
2026-03-05 03:00:11	10	-5.9	-9.2	-8.0	735	1.00, 0.46	1.10	0.00	3690518
2026-03-05 03:03:11	11	-5.6	-8.7	-7.6	719	1.01, 0.45	1.10	0.00	3690521
2026-03-05 03:06:11	12	-5.7	-8.7	-8.1	704	1.00, 0.46	1.10	0.00	3690522
2026-03-05 03:09:11	13	-5.3	-9.7	-8.1	655	1.01, 0.47	1.11	0.00	3690525
2026-03-05 03:12:11	14	-5.3	-9.7	-8.2	645	1.01, 0.47	1.12	0.00	3690526
2026-03-05 03:15:11	15	-6.1	-9.6	-8.0	755	1.01, 0.47	1.12	0.00	3690529
2026-03-05 03:18:11	16	-6.3	-9.3	-8.0	766	1.02, 0.45	1.12	0.00	3690530