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 15283
Detector 24h operating status: Last processed image: 0 hours and 21 minutes ago (2026-03-30 07:51 UTC) Last detected dimming: 0 hours and 27 minutes ago (2026-03-30 07:45 UTC) Overview for dimming #: 15283 back to overview Animations and graphs derotated original images ( non-derotated ) dimming intensity ( overlaid on HMI ) dimming mask base difference ( percentage ) running difference ( percentage )	more	more	more

Details for dimming #: 15283
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-03-26 22:12:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3710342

2026-03-26 22:15:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3710347

2026-03-26 22:18:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3710348

2026-03-26 22:21:11 4 0.0 0.0 0.0 0.0 0 , 0.93 3710349

2026-03-26 22:24:11 5 0.0 0.0 0.0 0.0 0 , 1.85 3710350

2026-03-26 22:27:11 6 0.0 0.0 0.0 0.0 0 , 3.23 3710358

2026-03-26 22:30:11 7 0.0 0.0 0.0 0.0 0 , 3.77 3710359

2026-03-26 22:33:11 8 -0.2 -2.2 -17.5 0.1 12 -19.5 -69.6 -0.89, -0.29 0.94 2.75 3710360

2026-03-26 22:36:11 9 -0.3 -3.1 -16.4 0.2 17 -19.5 -69.7 -0.89, -0.30 0.94 1.72 3710361

2026-03-26 22:39:11 10 -0.6 -6.5 -15.1 0.4 39 , 0.00 3710362

2026-03-26 22:42:11 11 -0.7 -4.5 -13.1 0.4 42 -19.4 -69.0 -0.89, -0.29 0.94 0.00 3710363

2026-03-26 22:45:11 12 -0.8 -5.1 -17.7 0.4 46 -18.1 -69.2 -0.90, -0.27 0.94 0.00 3710365

2026-03-26 22:48:11 13 -1.3 -9.9 -20.4 0.5 61 -17.8 -69.2 -0.90, -0.27 0.94 0.00 3710366

2026-03-26 22:51:11 14 -1.3 -10.3 -19.7 0.5 60 -17.3 -69.1 -0.90, -0.26 0.94 0.00 3710367

2026-03-26 22:54:11 15 -1.6 -12.3 -21.7 0.6 67 -17.6 -68.6 -0.90, -0.26 0.93 0.00 3710368

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
2026-03-26 22:12:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3710342
2026-03-26 22:15:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3710347
2026-03-26 22:18:11	3	0.0	0.0	0.0	0.0	0			,		0.00	3710348
2026-03-26 22:21:11	4	0.0	0.0	0.0	0.0	0			,		0.93	3710349
2026-03-26 22:24:11	5	0.0	0.0	0.0	0.0	0			,		1.85	3710350
2026-03-26 22:27:11	6	0.0	0.0	0.0	0.0	0			,		3.23	3710358
2026-03-26 22:30:11	7	0.0	0.0	0.0	0.0	0			,		3.77	3710359
2026-03-26 22:33:11	8	-0.2	-2.2	-17.5	0.1	12	-19.5	-69.6	-0.89, -0.29	0.94	2.75	3710360
2026-03-26 22:36:11	9	-0.3	-3.1	-16.4	0.2	17	-19.5	-69.7	-0.89, -0.30	0.94	1.72	3710361
2026-03-26 22:39:11	10	-0.6	-6.5	-15.1	0.4	39			,		0.00	3710362
2026-03-26 22:42:11	11	-0.7	-4.5	-13.1	0.4	42	-19.4	-69.0	-0.89, -0.29	0.94	0.00	3710363
2026-03-26 22:45:11	12	-0.8	-5.1	-17.7	0.4	46	-18.1	-69.2	-0.90, -0.27	0.94	0.00	3710365
2026-03-26 22:48:11	13	-1.3	-9.9	-20.4	0.5	61	-17.8	-69.2	-0.90, -0.27	0.94	0.00	3710366
2026-03-26 22:51:11	14	-1.3	-10.3	-19.7	0.5	60	-17.3	-69.1	-0.90, -0.26	0.94	0.00	3710367
2026-03-26 22:54:11	15	-1.6	-12.3	-21.7	0.6	67	-17.6	-68.6	-0.90, -0.26	0.93	0.00	3710368