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 14850
Detector 24h operating status: Last processed image: 0 hours and 18 minutes ago (2026-03-12 13:42 UTC) Last detected dimming: 4 hours and 51 minutes ago (2026-03-12 09:09 UTC) Overview for dimming #: 14850 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 #: 14850
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-01-12 03:42:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3642581

2026-01-12 03:45:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3642584

2026-01-12 03:48:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3642585

2026-01-12 03:51:11 4 0.0 0.0 0.0 0.0 0 , 0.00 3642590

2026-01-12 03:54:11 5 -1.0 -6.5 -9.2 0.0 106 , 0.00 3642591

2026-01-12 03:57:11 6 -2.3 -10.9 -10.2 0.1 209 , 2.94 3642592

2026-01-12 04:00:11 7 -3.8 -12.9 -10.5 1.0 345 -0.90, -0.47 1.02 0.00 3642593

2026-01-12 04:03:11 8 -4.6 -14.9 -11.7 0.5 374 -0.90, -0.47 1.02 0.00 3642596

2026-01-12 04:06:11 9 -5.8 -15.7 -11.5 1.8 469 -0.90, -0.46 1.01 0.00 3642597

2026-01-12 04:09:11 10 -7.1 -16.8 -11.4 2.0 542 -0.91, -0.45 1.01 0.00 3642602

2026-01-12 04:12:11 11 -7.5 -17.4 -11.9 1.2 526 -0.91, -0.45 1.01 0.00 3642603

2026-01-12 04:15:11 12 -9.2 -18.9 -11.7 2.7 668 -0.90, -0.46 1.02 0.00 3642604

2026-01-12 04:18:11 13 -9.7 -19.8 -12.3 2.9 685 -0.91, -0.45 1.01 0.87 3642605

2026-01-12 04:21:11 14 -9.6 -20.3 -12.4 2.3 685 -0.91, -0.46 1.02 0.00 3642609

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	x,y in R☉	dist. R☉	detection	Img ID
2026-01-12 03:42:11	1	0.0	0.0	0.0	0.0	0	,		0.00	3642581
2026-01-12 03:45:11	2	0.0	0.0	0.0	0.0	0	,		0.00	3642584
2026-01-12 03:48:11	3	0.0	0.0	0.0	0.0	0	,		0.00	3642585
2026-01-12 03:51:11	4	0.0	0.0	0.0	0.0	0	,		0.00	3642590
2026-01-12 03:54:11	5	-1.0	-6.5	-9.2	0.0	106	,		0.00	3642591
2026-01-12 03:57:11	6	-2.3	-10.9	-10.2	0.1	209	,		2.94	3642592
2026-01-12 04:00:11	7	-3.8	-12.9	-10.5	1.0	345	-0.90, -0.47	1.02	0.00	3642593
2026-01-12 04:03:11	8	-4.6	-14.9	-11.7	0.5	374	-0.90, -0.47	1.02	0.00	3642596
2026-01-12 04:06:11	9	-5.8	-15.7	-11.5	1.8	469	-0.90, -0.46	1.01	0.00	3642597
2026-01-12 04:09:11	10	-7.1	-16.8	-11.4	2.0	542	-0.91, -0.45	1.01	0.00	3642602
2026-01-12 04:12:11	11	-7.5	-17.4	-11.9	1.2	526	-0.91, -0.45	1.01	0.00	3642603
2026-01-12 04:15:11	12	-9.2	-18.9	-11.7	2.7	668	-0.90, -0.46	1.02	0.00	3642604
2026-01-12 04:18:11	13	-9.7	-19.8	-12.3	2.9	685	-0.91, -0.45	1.01	0.87	3642605
2026-01-12 04:21:11	14	-9.6	-20.3	-12.4	2.3	685	-0.91, -0.46	1.02	0.00	3642609