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 16257
Detector 24h operating status: Last processed image: 0 hours and 16 minutes ago (2026-09-16 16:36 UTC) Last detected dimming: 48 hours and 37 minutes ago (2026-09-14 16:15 UTC) Overview for dimming #: 16257 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 #: 16257
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-09-09 07:27:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3873196

2026-09-09 07:30:11 2 0.0 0.0 0.0 0.0 0 , 1.37 3873197

2026-09-09 07:33:11 3 0.0 0.0 0.0 0.0 0 , 1.74 3873201

2026-09-09 07:36:11 4 0.0 0.0 0.0 0.0 0 , 2.09 3873202

2026-09-09 07:39:11 5 0.0 0.0 0.0 0.0 0 , 2.19 3873204

2026-09-09 07:42:11 6 0.0 0.0 0.0 0.0 0 , 2.41 3873205

2026-09-09 07:45:11 7 0.0 0.0 -13.7 0.0 2 -9.9 -30.3 -0.50, -0.28 0.58 0.00 3873208

2026-09-09 07:48:11 8 -0.1 0.0 -16.0 0.0 7 -9.6 -32.1 -0.53, -0.27 0.60 0.00 3873209

2026-09-09 07:51:11 9 -0.1 0.0 -17.5 0.0 7 , 0.00 3873212

2026-09-09 07:54:11 10 -0.1 0.0 -30.6 0.0 4 , 0.00 3873213

2026-09-09 07:57:11 11 -0.9 -5.9 -8.4 0.4 84 -11.1 -34.3 -0.56, -0.30 0.63 0.00 3873216

2026-09-09 08:00:11 12 -0.9 -5.3 -8.6 0.3 76 -9.7 -32.1 -0.53, -0.28 0.60 0.00 3873217

2026-09-09 08:03:11 13 -0.7 -5.3 -8.6 0.3 70 -11.6 -35.0 -0.57, -0.30 0.65 0.00 3873220

2026-09-09 08:06:11 14 -0.7 -5.6 -7.8 0.3 66 -12.8 -37.2 -0.60, -0.32 0.68 0.00 3873221

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
2026-09-09 07:27:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3873196
2026-09-09 07:30:11	2	0.0	0.0	0.0	0.0	0			,		1.37	3873197
2026-09-09 07:33:11	3	0.0	0.0	0.0	0.0	0			,		1.74	3873201
2026-09-09 07:36:11	4	0.0	0.0	0.0	0.0	0			,		2.09	3873202
2026-09-09 07:39:11	5	0.0	0.0	0.0	0.0	0			,		2.19	3873204
2026-09-09 07:42:11	6	0.0	0.0	0.0	0.0	0			,		2.41	3873205
2026-09-09 07:45:11	7	0.0	0.0	-13.7	0.0	2	-9.9	-30.3	-0.50, -0.28	0.58	0.00	3873208
2026-09-09 07:48:11	8	-0.1	0.0	-16.0	0.0	7	-9.6	-32.1	-0.53, -0.27	0.60	0.00	3873209
2026-09-09 07:51:11	9	-0.1	0.0	-17.5	0.0	7			,		0.00	3873212
2026-09-09 07:54:11	10	-0.1	0.0	-30.6	0.0	4			,		0.00	3873213
2026-09-09 07:57:11	11	-0.9	-5.9	-8.4	0.4	84	-11.1	-34.3	-0.56, -0.30	0.63	0.00	3873216
2026-09-09 08:00:11	12	-0.9	-5.3	-8.6	0.3	76	-9.7	-32.1	-0.53, -0.28	0.60	0.00	3873217
2026-09-09 08:03:11	13	-0.7	-5.3	-8.6	0.3	70	-11.6	-35.0	-0.57, -0.30	0.65	0.00	3873220
2026-09-09 08:06:11	14	-0.7	-5.6	-7.8	0.3	66	-12.8	-37.2	-0.60, -0.32	0.68	0.00	3873221