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 14908
Detector 24h operating status: Last processed image: 0 hours and 25 minutes ago (2026-03-13 00:30 UTC) Last detected dimming: 5 hours and 58 minutes ago (2026-03-12 18:57 UTC) Overview for dimming #: 14908 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 #: 14908
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-01-21 12:09:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3650622

2026-01-21 12:12:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3650623

2026-01-21 12:15:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3650626

2026-01-21 12:18:11 4 0.0 0.0 0.0 0.0 0 , 0.00 3650627

2026-01-21 12:21:11 5 0.0 0.0 0.0 0.0 0 , 0.00 3650630

2026-01-21 12:24:11 6 0.0 0.0 0.0 0.0 0 , 4.51 3650631

2026-01-21 12:27:11 7 0.0 0.0 0.0 0.0 0 , 1.08 3650634

2026-01-21 12:30:11 8 0.0 0.0 0.0 0.0 0 , 0.00 3650635

2026-01-21 12:33:11 9 0.0 0.0 0.0 0.0 0 , 0.00 3650638

2026-01-21 12:36:11 10 -0.1 -1.5 -8.0 0.0 16 -6.6 5.8 0.10, -0.03 0.10 0.00 3650639

2026-01-21 12:39:11 11 -0.8 -3.7 -8.4 0.1 27 -4.9 10.0 0.18, 0.00 0.18 0.00 3650642

2026-01-21 12:42:11 12 -1.3 -4.6 -10.9 0.2 55 -6.1 8.8 0.15, -0.02 0.15 0.00 3650643

2026-01-21 12:45:11 13 -3.3 -16.4 -12.3 0.3 105 -7.5 7.5 0.13, -0.04 0.14 0.00 3650648

2026-01-21 12:48:11 14 -4.3 -21.0 -13.5 0.4 131 -7.7 7.4 0.13, -0.05 0.14 0.00 3650649

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
2026-01-21 12:09:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3650622
2026-01-21 12:12:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3650623
2026-01-21 12:15:11	3	0.0	0.0	0.0	0.0	0			,		0.00	3650626
2026-01-21 12:18:11	4	0.0	0.0	0.0	0.0	0			,		0.00	3650627
2026-01-21 12:21:11	5	0.0	0.0	0.0	0.0	0			,		0.00	3650630
2026-01-21 12:24:11	6	0.0	0.0	0.0	0.0	0			,		4.51	3650631
2026-01-21 12:27:11	7	0.0	0.0	0.0	0.0	0			,		1.08	3650634
2026-01-21 12:30:11	8	0.0	0.0	0.0	0.0	0			,		0.00	3650635
2026-01-21 12:33:11	9	0.0	0.0	0.0	0.0	0			,		0.00	3650638
2026-01-21 12:36:11	10	-0.1	-1.5	-8.0	0.0	16	-6.6	5.8	0.10, -0.03	0.10	0.00	3650639
2026-01-21 12:39:11	11	-0.8	-3.7	-8.4	0.1	27	-4.9	10.0	0.18, 0.00	0.18	0.00	3650642
2026-01-21 12:42:11	12	-1.3	-4.6	-10.9	0.2	55	-6.1	8.8	0.15, -0.02	0.15	0.00	3650643
2026-01-21 12:45:11	13	-3.3	-16.4	-12.3	0.3	105	-7.5	7.5	0.13, -0.04	0.14	0.00	3650648
2026-01-21 12:48:11	14	-4.3	-21.0	-13.5	0.4	131	-7.7	7.4	0.13, -0.05	0.14	0.00	3650649