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 13478
Detector 24h operating status: Last processed image: 0 hours and 16 minutes ago (2025-08-08 11:27 UTC) Last detected dimming: 4 hours and 58 minutes ago (2025-08-08 06:45 UTC) Overview for dimming #: 13478 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 #: 13478
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2025-08-01 05:39:47 1 0.0 0.0 0.0 0.0 0 , 0.00 3487638

2025-08-01 05:42:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3487641

2025-08-01 05:45:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3487642

2025-08-01 05:48:11 4 -0.4 -3.9 -8.8 0.2 40 , 0.00 3487645

2025-08-01 05:51:11 5 -1.0 -7.2 -10.2 0.5 92 , 0.00 3487646

2025-08-01 05:54:11 6 -1.3 -8.2 -10.4 0.6 119 , 2.95 3487648

2025-08-01 05:57:11 7 -2.5 -7.5 -8.9 1.2 253 6.3 -50.7 -0.78, 0.05 0.78 1.04 3487649

2025-08-01 06:00:11 8 -3.1 -8.7 -8.8 1.6 340 7.1 -49.3 -0.76, 0.06 0.76 0.00 3487653

2025-08-01 06:03:11 9 -3.9 -10.1 -10.4 1.8 376 , 3.91 3487656

2025-08-01 06:06:11 10 -4.8 -11.1 -10.4 2.1 446 , 3.00 3487657

2025-08-01 06:09:23 11 -4.9 -12.4 -10.9 2.1 446 , 1.86 3487658

2025-08-01 06:12:11 12 -5.4 -12.2 -10.9 2.3 480 , 0.00 3487661

2025-08-01 06:15:11 13 -7.5 -13.0 -9.9 3.2 692 , 0.00 3487662

2025-08-01 06:18:11 14 -7.3 -13.9 -10.2 3.2 680 , 0.00 3487665

2025-08-01 06:21:11 15 -9.1 -15.9 -10.9 3.7 772 , 0.00 3487666

2025-08-01 06:24:11 16 -10.7 -15.4 -11.5 4.2 884 , 1.01 3487669

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
2025-08-01 05:39:47	1	0.0	0.0	0.0	0.0	0			,		0.00	3487638
2025-08-01 05:42:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3487641
2025-08-01 05:45:11	3	0.0	0.0	0.0	0.0	0			,		0.00	3487642
2025-08-01 05:48:11	4	-0.4	-3.9	-8.8	0.2	40			,		0.00	3487645
2025-08-01 05:51:11	5	-1.0	-7.2	-10.2	0.5	92			,		0.00	3487646
2025-08-01 05:54:11	6	-1.3	-8.2	-10.4	0.6	119			,		2.95	3487648
2025-08-01 05:57:11	7	-2.5	-7.5	-8.9	1.2	253	6.3	-50.7	-0.78, 0.05	0.78	1.04	3487649
2025-08-01 06:00:11	8	-3.1	-8.7	-8.8	1.6	340	7.1	-49.3	-0.76, 0.06	0.76	0.00	3487653
2025-08-01 06:03:11	9	-3.9	-10.1	-10.4	1.8	376			,		3.91	3487656
2025-08-01 06:06:11	10	-4.8	-11.1	-10.4	2.1	446			,		3.00	3487657
2025-08-01 06:09:23	11	-4.9	-12.4	-10.9	2.1	446			,		1.86	3487658
2025-08-01 06:12:11	12	-5.4	-12.2	-10.9	2.3	480			,		0.00	3487661
2025-08-01 06:15:11	13	-7.5	-13.0	-9.9	3.2	692			,		0.00	3487662
2025-08-01 06:18:11	14	-7.3	-13.9	-10.2	3.2	680			,		0.00	3487665
2025-08-01 06:21:11	15	-9.1	-15.9	-10.9	3.7	772			,		0.00	3487666
2025-08-01 06:24:11	16	-10.7	-15.4	-11.5	4.2	884			,		1.01	3487669