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 13580
Detector 24h operating status: Last processed image: 0 hours and 29 minutes ago (2026-01-13 21:27 UTC) Last detected dimming: 13 hours and 1 minutes ago (2026-01-13 08:54 UTC) Overview for dimming #: 13580 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 #: 13580
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2025-08-09 18:12:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3495695

2025-08-09 18:15:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3495698

2025-08-09 18:18:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3495699

2025-08-09 18:21:11 4 0.0 0.0 0.0 0.0 0 , 1.00 3495702

2025-08-09 18:24:11 5 -0.1 -0.4 -6.1 0.0 7 6.4 18.7 0.32, 0.01 0.32 1.17 3495703

2025-08-09 18:27:11 6 -2.0 -7.8 -9.5 0.6 170 7.7 16.4 0.28, 0.03 0.28 1.02 3495706

2025-08-09 18:30:11 7 -3.4 -11.7 -11.6 0.8 238 10.2 11.6 0.20, 0.07 0.21 0.00 3495707

2025-08-09 18:33:11 8 -5.2 -13.2 -10.8 1.3 392 9.4 12.7 0.22, 0.06 0.23 0.00 3495708

2025-08-09 18:36:11 9 -7.3 -12.9 -10.3 1.9 572 8.4 13.9 0.24, 0.04 0.24 0.00 3495711

2025-08-09 18:39:11 10 -9.8 -14.5 -10.4 2.6 776 8.2 15.1 0.26, 0.04 0.26 0.00 3495714

2025-08-09 18:42:11 11 -10.5 -15.6 -10.8 2.8 828 8.1 16.2 0.28, 0.03 0.28 0.00 3495715

2025-08-09 18:45:11 12 -10.2 -15.3 -10.5 2.7 800 7.9 17.2 0.30, 0.03 0.30 0.90 3495718

2025-08-09 18:48:11 13 -11.3 -17.3 -10.8 2.9 870 8.1 17.5 0.30, 0.04 0.30 0.00 3495719

2025-08-09 18:51:11 14 -12.5 -18.2 -10.9 3.1 944 8.2 17.7 0.31, 0.04 0.31 0.00 3495722

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
2025-08-09 18:12:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3495695
2025-08-09 18:15:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3495698
2025-08-09 18:18:11	3	0.0	0.0	0.0	0.0	0			,		0.00	3495699
2025-08-09 18:21:11	4	0.0	0.0	0.0	0.0	0			,		1.00	3495702
2025-08-09 18:24:11	5	-0.1	-0.4	-6.1	0.0	7	6.4	18.7	0.32, 0.01	0.32	1.17	3495703
2025-08-09 18:27:11	6	-2.0	-7.8	-9.5	0.6	170	7.7	16.4	0.28, 0.03	0.28	1.02	3495706
2025-08-09 18:30:11	7	-3.4	-11.7	-11.6	0.8	238	10.2	11.6	0.20, 0.07	0.21	0.00	3495707
2025-08-09 18:33:11	8	-5.2	-13.2	-10.8	1.3	392	9.4	12.7	0.22, 0.06	0.23	0.00	3495708
2025-08-09 18:36:11	9	-7.3	-12.9	-10.3	1.9	572	8.4	13.9	0.24, 0.04	0.24	0.00	3495711
2025-08-09 18:39:11	10	-9.8	-14.5	-10.4	2.6	776	8.2	15.1	0.26, 0.04	0.26	0.00	3495714
2025-08-09 18:42:11	11	-10.5	-15.6	-10.8	2.8	828	8.1	16.2	0.28, 0.03	0.28	0.00	3495715
2025-08-09 18:45:11	12	-10.2	-15.3	-10.5	2.7	800	7.9	17.2	0.30, 0.03	0.30	0.90	3495718
2025-08-09 18:48:11	13	-11.3	-17.3	-10.8	2.9	870	8.1	17.5	0.30, 0.04	0.30	0.00	3495719
2025-08-09 18:51:11	14	-12.5	-18.2	-10.9	3.1	944	8.2	17.7	0.31, 0.04	0.31	0.00	3495722