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 16269
Detector 24h operating status: Last processed image: 0 hours and 24 minutes ago (2026-09-16 16:27 UTC) Last detected dimming: 48 hours and 36 minutes ago (2026-09-14 16:15 UTC) Overview for dimming #: 16269 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 #: 16269
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-09-12 17:12:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3876464

2026-09-12 17:15:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3876465

2026-09-12 17:18:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3876468

2026-09-12 17:21:11 4 0.0 0.0 0.0 0.0 0 , 0.00 3876469

2026-09-12 17:24:11 5 0.0 0.0 0.0 0.0 0 , 0.00 3876472

2026-09-12 17:27:11 6 0.0 0.0 0.0 0.0 0 , 9.10 3876473

2026-09-12 17:30:11 7 0.0 0.0 0.0 0.0 0 , 2.94 3876476

2026-09-12 17:33:11 8 0.0 0.0 0.0 0.0 0 , 2.79 3876477

2026-09-12 17:36:11 9 0.0 0.0 0.0 0.0 0 , 0.00 3876480

2026-09-12 17:39:35 10 0.0 0.0 0.0 0.0 0 , 0.00 3876481

2026-09-12 17:42:11 11 0.0 0.0 0.0 0.0 0 , 0.90 3876484

2026-09-12 17:45:47 12 -0.4 -1.6 -27.5 0.1 15 25.9 53.8 0.73, 0.37 0.82 1.44 3876485

2026-09-12 17:48:11 13 -1.2 -10.8 -25.5 0.2 40 25.9 53.9 0.74, 0.37 0.82 0.00 3876488

2026-09-12 17:51:11 14 -2.4 -19.2 -30.0 0.4 80 25.9 53.9 0.74, 0.37 0.82 0.00 3876489

2026-09-12 17:54:11 15 -3.3 -23.6 -29.6 0.6 113 25.9 53.9 0.74, 0.37 0.82 0.00 3876492

2026-09-12 17:57:11 16 -4.0 -27.4 -29.3 0.7 139 25.9 53.7 0.73, 0.37 0.82 0.00 3876493

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
2026-09-12 17:12:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3876464
2026-09-12 17:15:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3876465
2026-09-12 17:18:11	3	0.0	0.0	0.0	0.0	0			,		0.00	3876468
2026-09-12 17:21:11	4	0.0	0.0	0.0	0.0	0			,		0.00	3876469
2026-09-12 17:24:11	5	0.0	0.0	0.0	0.0	0			,		0.00	3876472
2026-09-12 17:27:11	6	0.0	0.0	0.0	0.0	0			,		9.10	3876473
2026-09-12 17:30:11	7	0.0	0.0	0.0	0.0	0			,		2.94	3876476
2026-09-12 17:33:11	8	0.0	0.0	0.0	0.0	0			,		2.79	3876477
2026-09-12 17:36:11	9	0.0	0.0	0.0	0.0	0			,		0.00	3876480
2026-09-12 17:39:35	10	0.0	0.0	0.0	0.0	0			,		0.00	3876481
2026-09-12 17:42:11	11	0.0	0.0	0.0	0.0	0			,		0.90	3876484
2026-09-12 17:45:47	12	-0.4	-1.6	-27.5	0.1	15	25.9	53.8	0.73, 0.37	0.82	1.44	3876485
2026-09-12 17:48:11	13	-1.2	-10.8	-25.5	0.2	40	25.9	53.9	0.74, 0.37	0.82	0.00	3876488
2026-09-12 17:51:11	14	-2.4	-19.2	-30.0	0.4	80	25.9	53.9	0.74, 0.37	0.82	0.00	3876489
2026-09-12 17:54:11	15	-3.3	-23.6	-29.6	0.6	113	25.9	53.9	0.74, 0.37	0.82	0.00	3876492
2026-09-12 17:57:11	16	-4.0	-27.4	-29.3	0.7	139	25.9	53.7	0.73, 0.37	0.82	0.00	3876493