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 15943
Detector 24h operating status: Last processed image: 0 hours and 20 minutes ago (2026-07-22 01:33 UTC) Last detected dimming: 0 hours and 20 minutes ago (2026-07-22 01:33 UTC) Overview for dimming #: 15943 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 #: 15943
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-07-09 08:18:11 1 -0.7 -8.0 -14.7 0.2 49 , 0.00 3814702

2026-07-09 08:21:11 2 -7.4 -23.5 -12.1 1.6 498 -3.9 12.3 0.22, -0.13 0.25 0.00 3814703

2026-07-09 08:24:11 3 -13.4 -28.1 -11.6 3.0 900 -3.7 12.5 0.22, -0.13 0.26 0.00 3814706

2026-07-09 08:27:11 4 -21.3 -34.4 -12.0 4.7 1412 -3.4 13.0 0.23, -0.12 0.26 0.84 3814707

2026-07-09 08:30:11 5 -37.8 -41.9 -11.4 8.4 2504 -4.0 16.5 0.29, -0.13 0.32 3.81 3814710

2026-07-09 08:33:11 6 -46.1 -48.2 -10.9 10.1 2998 -3.3 16.4 0.28, -0.12 0.31 3.24 3814711

2026-07-09 08:36:11 7 -52.8 -52.6 -10.8 11.3 3356 -3.5 16.6 0.29, -0.12 0.31 1.96 3814714

2026-07-09 08:39:11 8 -56.2 -55.5 -11.4 11.7 3479 -3.3 16.4 0.29, -0.12 0.31 1.50 3814715

2026-07-09 08:42:11 9 -60.5 -57.5 -11.7 12.4 3681 -3.2 16.5 0.29, -0.12 0.31 0.00 3814718

2026-07-09 08:45:11 10 -67.2 -58.6 -12.3 13.5 3995 -2.9 16.8 0.29, -0.11 0.31 1.42 3814719

2026-07-09 08:48:11 11 -71.1 -58.8 -12.3 14.2 4217 -2.5 16.6 0.29, -0.11 0.31 1.44 3814722

2026-07-09 08:51:11 12 -77.3 -58.4 -12.0 16.0 4727 -2.2 16.5 0.29, -0.10 0.31 0.00 3814723

2026-07-09 08:54:11 13 -82.5 -58.3 -11.8 17.5 5173 -2.5 16.8 0.29, -0.11 0.31 0.00 3814726

2026-07-09 09:12:11 14 -118.0 -56.6 -11.4 26.9 7969 -0.7 17.4 0.30, -0.07 0.31 0.00 3814738

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
2026-07-09 08:18:11	1	-0.7	-8.0	-14.7	0.2	49			,		0.00	3814702
2026-07-09 08:21:11	2	-7.4	-23.5	-12.1	1.6	498	-3.9	12.3	0.22, -0.13	0.25	0.00	3814703
2026-07-09 08:24:11	3	-13.4	-28.1	-11.6	3.0	900	-3.7	12.5	0.22, -0.13	0.26	0.00	3814706
2026-07-09 08:27:11	4	-21.3	-34.4	-12.0	4.7	1412	-3.4	13.0	0.23, -0.12	0.26	0.84	3814707
2026-07-09 08:30:11	5	-37.8	-41.9	-11.4	8.4	2504	-4.0	16.5	0.29, -0.13	0.32	3.81	3814710
2026-07-09 08:33:11	6	-46.1	-48.2	-10.9	10.1	2998	-3.3	16.4	0.28, -0.12	0.31	3.24	3814711
2026-07-09 08:36:11	7	-52.8	-52.6	-10.8	11.3	3356	-3.5	16.6	0.29, -0.12	0.31	1.96	3814714
2026-07-09 08:39:11	8	-56.2	-55.5	-11.4	11.7	3479	-3.3	16.4	0.29, -0.12	0.31	1.50	3814715
2026-07-09 08:42:11	9	-60.5	-57.5	-11.7	12.4	3681	-3.2	16.5	0.29, -0.12	0.31	0.00	3814718
2026-07-09 08:45:11	10	-67.2	-58.6	-12.3	13.5	3995	-2.9	16.8	0.29, -0.11	0.31	1.42	3814719
2026-07-09 08:48:11	11	-71.1	-58.8	-12.3	14.2	4217	-2.5	16.6	0.29, -0.11	0.31	1.44	3814722
2026-07-09 08:51:11	12	-77.3	-58.4	-12.0	16.0	4727	-2.2	16.5	0.29, -0.10	0.31	0.00	3814723
2026-07-09 08:54:11	13	-82.5	-58.3	-11.8	17.5	5173	-2.5	16.8	0.29, -0.11	0.31	0.00	3814726
2026-07-09 09:12:11	14	-118.0	-56.6	-11.4	26.9	7969	-0.7	17.4	0.30, -0.07	0.31	0.00	3814738