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 15419
Detector 24h operating status: Last processed image: 0 hours and 15 minutes ago (2026-04-11 09:27 UTC) Last detected dimming: 65 hours and 6 minutes ago (2026-04-08 16:36 UTC) Overview for dimming #: 15419 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 #: 15419
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-04-07 23:06:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3727551

2026-04-07 23:09:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3727552

2026-04-07 23:12:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3727553

2026-04-07 23:15:11 4 0.0 0.0 0.0 0.0 0 , 0.00 3727554

2026-04-07 23:18:11 5 -7.5 -17.0 -8.5 0.0 743 -1.08, 0.18 1.10 0.00 3727555

2026-04-07 23:21:11 6 -9.3 -12.8 -9.2 0.0 969 -1.10, 0.16 1.11 1.58 3727556

2026-04-07 23:24:11 7 -19.1 -20.7 -11.1 0.0 1606 -1.09, 0.18 1.11 10.21 3727557

2026-04-07 23:27:11 8 -26.5 -26.1 -12.3 0.0 1945 -1.08, 0.18 1.10 8.99 3727558

2026-04-07 23:30:11 9 -31.2 -30.2 -12.3 0.0 2210 -1.08, 0.18 1.10 17.67 3727559

2026-04-07 23:33:11 10 -37.5 -38.7 -11.2 0.0 2869 -1.08, 0.18 1.10 6.76 3727560

2026-04-07 23:36:11 11 -43.9 -38.9 -10.9 0.0 3336 -1.08, 0.18 1.10 0.00 3727561

2026-04-07 23:39:11 12 -47.6 -37.9 -11.7 0.0 3532 -1.08, 0.18 1.10 0.00 3727562

2026-04-07 23:42:11 13 -51.9 -37.3 -11.8 0.0 3848 -1.09, 0.18 1.10 0.00 3727563

2026-04-07 23:45:11 14 -55.9 -36.3 -11.2 0.0 4261 -1.08, 0.15 1.09 0.00 3727564

2026-04-07 23:48:11 15 -62.4 -37.0 -10.1 0.0 5004 -1.09, 0.14 1.09 0.00 3727565

2026-04-07 23:51:11 16 -66.9 -38.9 -9.9 0.0 5466 -1.08, 0.14 1.09 0.00 3727566

2026-04-07 23:54:11 17 -71.6 -39.7 -9.4 0.0 5956 -1.08, 0.12 1.09 0.00 3727567

2026-04-07 23:57:11 18 -76.4 -39.9 -9.4 0.0 6370 -1.08, 0.12 1.09 0.00 3727568

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
2026-04-07 23:06:11	1	0.0	0.0	0.0	0	,		0.00	3727551
2026-04-07 23:09:11	2	0.0	0.0	0.0	0	,		0.00	3727552
2026-04-07 23:12:11	3	0.0	0.0	0.0	0	,		0.00	3727553
2026-04-07 23:15:11	4	0.0	0.0	0.0	0	,		0.00	3727554
2026-04-07 23:18:11	5	-7.5	-17.0	-8.5	743	-1.08, 0.18	1.10	0.00	3727555
2026-04-07 23:21:11	6	-9.3	-12.8	-9.2	969	-1.10, 0.16	1.11	1.58	3727556
2026-04-07 23:24:11	7	-19.1	-20.7	-11.1	1606	-1.09, 0.18	1.11	10.21	3727557
2026-04-07 23:27:11	8	-26.5	-26.1	-12.3	1945	-1.08, 0.18	1.10	8.99	3727558
2026-04-07 23:30:11	9	-31.2	-30.2	-12.3	2210	-1.08, 0.18	1.10	17.67	3727559
2026-04-07 23:33:11	10	-37.5	-38.7	-11.2	2869	-1.08, 0.18	1.10	6.76	3727560
2026-04-07 23:36:11	11	-43.9	-38.9	-10.9	3336	-1.08, 0.18	1.10	0.00	3727561
2026-04-07 23:39:11	12	-47.6	-37.9	-11.7	3532	-1.08, 0.18	1.10	0.00	3727562
2026-04-07 23:42:11	13	-51.9	-37.3	-11.8	3848	-1.09, 0.18	1.10	0.00	3727563
2026-04-07 23:45:11	14	-55.9	-36.3	-11.2	4261	-1.08, 0.15	1.09	0.00	3727564
2026-04-07 23:48:11	15	-62.4	-37.0	-10.1	5004	-1.09, 0.14	1.09	0.00	3727565
2026-04-07 23:51:11	16	-66.9	-38.9	-9.9	5466	-1.08, 0.14	1.09	0.00	3727566
2026-04-07 23:54:11	17	-71.6	-39.7	-9.4	5956	-1.08, 0.12	1.09	0.00	3727567
2026-04-07 23:57:11	18	-76.4	-39.9	-9.4	6370	-1.08, 0.12	1.09	0.00	3727568