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 15591
Detector 24h operating status: Last processed image: 0 hours and 21 minutes ago (2026-05-16 04:15 UTC) Last detected dimming: 11 hours and 48 minutes ago (2026-05-15 16:48 UTC) Overview for dimming #: 15591 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 #: 15591
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-05-10 15:57:11 1 0.0 0.0 0.0 0.0 0 , 0.90 3757716

2026-05-10 16:00:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3757717

2026-05-10 16:03:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3757720

2026-05-10 16:06:11 4 0.0 0.0 0.0 0.0 0 , 0.00 3757721

2026-05-10 16:09:11 5 0.0 0.0 0.0 0.0 0 , 2.08 3757724

2026-05-10 16:12:11 6 0.0 0.0 0.0 0.0 0 , 3.42 3757725

2026-05-10 16:15:11 7 0.0 0.0 0.0 0.0 0 , 3.24 3757728

2026-05-10 16:18:11 8 0.0 0.0 0.0 0.0 0 , 2.32 3757729

2026-05-10 16:21:11 9 0.0 0.0 0.0 0.0 0 , 0.95 3757732

2026-05-10 16:24:11 10 0.0 0.0 0.0 0.0 0 , 0.00 3757733

2026-05-10 16:27:11 11 0.0 0.0 0.0 0.0 0 , 0.00 3757734

2026-05-10 16:30:11 12 -0.4 -5.3 -14.7 0.0 26 1.05, -0.37 1.11 0.00 3757737

2026-05-10 16:33:11 13 -1.1 -9.3 -13.4 0.0 80 1.05, -0.37 1.11 0.00 3757741

2026-05-10 16:36:11 14 -1.2 -9.4 -14.0 0.0 83 1.05, -0.37 1.11 0.00 3757742

2026-05-10 16:39:11 15 -2.0 -11.0 -14.5 0.0 139 1.05, -0.36 1.11 0.00 3757744

2026-05-10 16:42:11 16 -2.1 -10.2 -13.9 0.0 148 1.05, -0.36 1.11 0.00 3757745

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	size	x,y in R☉	dist. R☉	detection	Img ID
2026-05-10 15:57:11	1	0.0	0.0	0.0	0	,		0.90	3757716
2026-05-10 16:00:11	2	0.0	0.0	0.0	0	,		0.00	3757717
2026-05-10 16:03:11	3	0.0	0.0	0.0	0	,		0.00	3757720
2026-05-10 16:06:11	4	0.0	0.0	0.0	0	,		0.00	3757721
2026-05-10 16:09:11	5	0.0	0.0	0.0	0	,		2.08	3757724
2026-05-10 16:12:11	6	0.0	0.0	0.0	0	,		3.42	3757725
2026-05-10 16:15:11	7	0.0	0.0	0.0	0	,		3.24	3757728
2026-05-10 16:18:11	8	0.0	0.0	0.0	0	,		2.32	3757729
2026-05-10 16:21:11	9	0.0	0.0	0.0	0	,		0.95	3757732
2026-05-10 16:24:11	10	0.0	0.0	0.0	0	,		0.00	3757733
2026-05-10 16:27:11	11	0.0	0.0	0.0	0	,		0.00	3757734
2026-05-10 16:30:11	12	-0.4	-5.3	-14.7	26	1.05, -0.37	1.11	0.00	3757737
2026-05-10 16:33:11	13	-1.1	-9.3	-13.4	80	1.05, -0.37	1.11	0.00	3757741
2026-05-10 16:36:11	14	-1.2	-9.4	-14.0	83	1.05, -0.37	1.11	0.00	3757742
2026-05-10 16:39:11	15	-2.0	-11.0	-14.5	139	1.05, -0.36	1.11	0.00	3757744
2026-05-10 16:42:11	16	-2.1	-10.2	-13.9	148	1.05, -0.36	1.11	0.00	3757745