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 15232
Detector 24h operating status: Last processed image: 0 hours and 19 minutes ago (2026-03-17 00:12 UTC) Last detected dimming: 8 hours and 31 minutes ago (2026-03-16 16:00 UTC) Overview for dimming #: 15232 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 #: 15232
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-03-13 07:21:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3697350

2026-03-13 07:24:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3697354

2026-03-13 07:27:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3697355

2026-03-13 07:30:11 4 -0.2 0.0 -45.3 0.1 4 , 0.00 3697356

2026-03-13 07:33:11 5 -3.2 -20.4 -19.9 3.3 129 -23.7 -77.8 -0.90, -0.38 0.98 0.00 3697357

2026-03-13 07:36:11 6 -4.8 -23.9 -24.1 4.2 175 -23.5 -78.5 -0.91, -0.38 0.98 5.70 3697361

2026-03-13 07:39:11 7 -6.0 -30.6 -27.2 4.4 192 -23.6 -77.8 -0.90, -0.38 0.98 1.87 3697362

2026-03-13 07:42:11 8 -6.1 -27.2 -27.4 4.5 208 -23.6 -78.1 -0.91, -0.38 0.98 0.00 3697364

2026-03-13 07:45:11 9 -7.0 -28.3 -27.9 4.7 217 -23.3 -76.1 -0.90, -0.37 0.97 0.00 3697365

2026-03-13 07:48:11 10 -7.1 -32.1 -28.8 4.6 208 -23.3 -75.8 -0.90, -0.37 0.97 0.00 3697371

2026-03-13 07:51:11 11 -8.3 -32.5 -30.3 4.8 224 -22.8 -72.8 -0.89, -0.35 0.96 0.00 3697372

2026-03-13 07:54:11 12 -8.0 -33.0 -29.5 4.7 221 -22.9 -71.9 -0.88, -0.35 0.95 0.00 3697373

2026-03-13 07:57:11 13 -8.1 -33.1 -29.2 4.7 222 -22.7 -71.0 -0.88, -0.35 0.95 0.00 3697374

2026-03-13 08:00:11 14 -8.5 -34.8 -30.4 4.8 232 -22.8 -71.3 -0.88, -0.35 0.95 0.00 3697377

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
2026-03-13 07:21:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3697350
2026-03-13 07:24:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3697354
2026-03-13 07:27:11	3	0.0	0.0	0.0	0.0	0			,		0.00	3697355
2026-03-13 07:30:11	4	-0.2	0.0	-45.3	0.1	4			,		0.00	3697356
2026-03-13 07:33:11	5	-3.2	-20.4	-19.9	3.3	129	-23.7	-77.8	-0.90, -0.38	0.98	0.00	3697357
2026-03-13 07:36:11	6	-4.8	-23.9	-24.1	4.2	175	-23.5	-78.5	-0.91, -0.38	0.98	5.70	3697361
2026-03-13 07:39:11	7	-6.0	-30.6	-27.2	4.4	192	-23.6	-77.8	-0.90, -0.38	0.98	1.87	3697362
2026-03-13 07:42:11	8	-6.1	-27.2	-27.4	4.5	208	-23.6	-78.1	-0.91, -0.38	0.98	0.00	3697364
2026-03-13 07:45:11	9	-7.0	-28.3	-27.9	4.7	217	-23.3	-76.1	-0.90, -0.37	0.97	0.00	3697365
2026-03-13 07:48:11	10	-7.1	-32.1	-28.8	4.6	208	-23.3	-75.8	-0.90, -0.37	0.97	0.00	3697371
2026-03-13 07:51:11	11	-8.3	-32.5	-30.3	4.8	224	-22.8	-72.8	-0.89, -0.35	0.96	0.00	3697372
2026-03-13 07:54:11	12	-8.0	-33.0	-29.5	4.7	221	-22.9	-71.9	-0.88, -0.35	0.95	0.00	3697373
2026-03-13 07:57:11	13	-8.1	-33.1	-29.2	4.7	222	-22.7	-71.0	-0.88, -0.35	0.95	0.00	3697374
2026-03-13 08:00:11	14	-8.5	-34.8	-30.4	4.8	232	-22.8	-71.3	-0.88, -0.35	0.95	0.00	3697377