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 15565
Detector 24h operating status: Last processed image: 0 hours and 20 minutes ago (2026-05-19 07:24 UTC) Last detected dimming: 33 hours and 55 minutes ago (2026-05-17 21:48 UTC) Overview for dimming #: 15565 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 #: 15565
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-05-03 08:21:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3750697

2026-05-03 08:24:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3750700

2026-05-03 08:27:11 3 -0.2 0.0 -39.0 0.0 4 , 0.00 3750701

2026-05-03 08:30:11 4 -2.9 -13.5 -17.3 0.4 137 , 1.26 3750704

2026-05-03 08:33:11 5 -6.5 -17.1 -13.2 1.2 377 -6.2 -4.2 -0.07, -0.04 0.08 1.57 3750705

2026-05-03 08:36:11 6 -11.3 -21.7 -13.6 2.2 699 -5.7 -2.9 -0.05, -0.03 0.06 2.24 3750708

2026-05-03 08:39:11 7 -15.3 -23.8 -14.3 2.8 883 -5.7 -3.4 -0.06, -0.03 0.07 1.87 3750709

2026-05-03 08:42:11 8 -17.4 -33.4 -14.0 2.8 897 -5.8 -4.0 -0.07, -0.03 0.08 1.11 3750713

2026-05-03 08:45:11 9 -22.2 -45.9 -14.9 3.4 1091 -5.9 -4.4 -0.08, -0.04 0.09 0.00 3750714

2026-05-03 08:48:11 10 -24.1 -55.5 -14.3 3.6 1129 -5.8 -4.4 -0.08, -0.03 0.08 0.00 3750717

2026-05-03 08:51:11 11 -26.0 -60.3 -14.3 3.8 1202 -5.7 -4.5 -0.08, -0.03 0.08 0.00 3750718

2026-05-03 08:54:11 12 -29.9 -66.2 -13.3 4.5 1424 -5.7 -4.3 -0.08, -0.03 0.08 0.00 3750720

2026-05-03 08:57:11 13 -34.9 -68.2 -13.2 5.5 1745 -5.5 -3.9 -0.07, -0.03 0.07 0.00 3750721

2026-05-03 09:00:11 14 -39.7 -72.1 -13.1 6.3 2003 -5.5 -3.8 -0.07, -0.03 0.07 0.00 3750725

2026-05-03 09:03:11 15 -41.9 -81.2 -12.9 6.7 2129 -5.5 -3.7 -0.07, -0.03 0.07 0.00 3750726

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
2026-05-03 08:21:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3750697
2026-05-03 08:24:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3750700
2026-05-03 08:27:11	3	-0.2	0.0	-39.0	0.0	4			,		0.00	3750701
2026-05-03 08:30:11	4	-2.9	-13.5	-17.3	0.4	137			,		1.26	3750704
2026-05-03 08:33:11	5	-6.5	-17.1	-13.2	1.2	377	-6.2	-4.2	-0.07, -0.04	0.08	1.57	3750705
2026-05-03 08:36:11	6	-11.3	-21.7	-13.6	2.2	699	-5.7	-2.9	-0.05, -0.03	0.06	2.24	3750708
2026-05-03 08:39:11	7	-15.3	-23.8	-14.3	2.8	883	-5.7	-3.4	-0.06, -0.03	0.07	1.87	3750709
2026-05-03 08:42:11	8	-17.4	-33.4	-14.0	2.8	897	-5.8	-4.0	-0.07, -0.03	0.08	1.11	3750713
2026-05-03 08:45:11	9	-22.2	-45.9	-14.9	3.4	1091	-5.9	-4.4	-0.08, -0.04	0.09	0.00	3750714
2026-05-03 08:48:11	10	-24.1	-55.5	-14.3	3.6	1129	-5.8	-4.4	-0.08, -0.03	0.08	0.00	3750717
2026-05-03 08:51:11	11	-26.0	-60.3	-14.3	3.8	1202	-5.7	-4.5	-0.08, -0.03	0.08	0.00	3750718
2026-05-03 08:54:11	12	-29.9	-66.2	-13.3	4.5	1424	-5.7	-4.3	-0.08, -0.03	0.08	0.00	3750720
2026-05-03 08:57:11	13	-34.9	-68.2	-13.2	5.5	1745	-5.5	-3.9	-0.07, -0.03	0.07	0.00	3750721
2026-05-03 09:00:11	14	-39.7	-72.1	-13.1	6.3	2003	-5.5	-3.8	-0.07, -0.03	0.07	0.00	3750725
2026-05-03 09:03:11	15	-41.9	-81.2	-12.9	6.7	2129	-5.5	-3.7	-0.07, -0.03	0.07	0.00	3750726