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 14851
Detector 24h operating status: Last processed image: 0 hours and 28 minutes ago (2026-03-12 11:48 UTC) Last detected dimming: 3 hours and 7 minutes ago (2026-03-12 09:09 UTC) Overview for dimming #: 14851 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 #: 14851
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-01-12 08:21:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3642768

2026-01-12 08:24:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3642769

2026-01-12 08:27:11 3 -0.5 -2.9 -11.0 0.6 35 , 4.20 3642772

2026-01-12 08:30:11 4 -5.3 -9.5 -13.3 5.9 350 -12.8 -73.4 -0.94, -0.20 0.97 4.05 3642773

2026-01-12 08:33:11 5 -17.4 -14.9 -10.9 11.3 1199 -10.1 -73.4 -0.95, -0.16 0.97 18.42 3642776

2026-01-12 08:36:11 6 -24.9 -18.3 -10.9 14.0 1752 -7.9 -74.1 -0.96, -0.12 0.97 1.10 3642777

2026-01-12 08:39:11 7 -36.3 -21.4 -10.8 17.3 2548 -7.7 -74.5 -0.96, -0.11 0.97 0.00 3642780

2026-01-12 08:42:11 8 -47.5 -24.7 -11.0 21.3 3187 -8.2 -75.4 -0.97, -0.12 0.98 0.00 3642781

2026-01-12 08:45:11 9 -53.4 -25.9 -11.1 23.2 3458 -8.6 -75.3 -0.97, -0.13 0.98 0.00 3642784

2026-01-12 08:48:11 10 -64.1 -24.9 -11.3 27.5 4049 -9.0 -75.6 -0.97, -0.14 0.98 0.00 3642785

2026-01-12 08:51:11 11 -68.4 -27.0 -11.5 28.5 4264 -8.5 -75.6 -0.97, -0.13 0.98 0.00 3642788

2026-01-12 08:54:11 12 -79.8 -33.6 -11.5 32.2 4812 -8.5 -75.7 -0.97, -0.13 0.98 0.00 3642789

2026-01-12 08:57:11 13 -87.8 -38.5 -11.6 34.5 5224 -8.6 -75.8 -0.97, -0.13 0.98 0.00 3642793

2026-01-12 09:00:11 14 -91.7 -39.2 -11.6 34.4 5389 -9.0 -75.6 -0.97, -0.14 0.98 0.00 3642794

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
2026-01-12 08:21:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3642768
2026-01-12 08:24:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3642769
2026-01-12 08:27:11	3	-0.5	-2.9	-11.0	0.6	35			,		4.20	3642772
2026-01-12 08:30:11	4	-5.3	-9.5	-13.3	5.9	350	-12.8	-73.4	-0.94, -0.20	0.97	4.05	3642773
2026-01-12 08:33:11	5	-17.4	-14.9	-10.9	11.3	1199	-10.1	-73.4	-0.95, -0.16	0.97	18.42	3642776
2026-01-12 08:36:11	6	-24.9	-18.3	-10.9	14.0	1752	-7.9	-74.1	-0.96, -0.12	0.97	1.10	3642777
2026-01-12 08:39:11	7	-36.3	-21.4	-10.8	17.3	2548	-7.7	-74.5	-0.96, -0.11	0.97	0.00	3642780
2026-01-12 08:42:11	8	-47.5	-24.7	-11.0	21.3	3187	-8.2	-75.4	-0.97, -0.12	0.98	0.00	3642781
2026-01-12 08:45:11	9	-53.4	-25.9	-11.1	23.2	3458	-8.6	-75.3	-0.97, -0.13	0.98	0.00	3642784
2026-01-12 08:48:11	10	-64.1	-24.9	-11.3	27.5	4049	-9.0	-75.6	-0.97, -0.14	0.98	0.00	3642785
2026-01-12 08:51:11	11	-68.4	-27.0	-11.5	28.5	4264	-8.5	-75.6	-0.97, -0.13	0.98	0.00	3642788
2026-01-12 08:54:11	12	-79.8	-33.6	-11.5	32.2	4812	-8.5	-75.7	-0.97, -0.13	0.98	0.00	3642789
2026-01-12 08:57:11	13	-87.8	-38.5	-11.6	34.5	5224	-8.6	-75.8	-0.97, -0.13	0.98	0.00	3642793
2026-01-12 09:00:11	14	-91.7	-39.2	-11.6	34.4	5389	-9.0	-75.6	-0.97, -0.14	0.98	0.00	3642794