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 15245
Detector 24h operating status: Last processed image: 0 hours and 20 minutes ago (2026-03-22 09:15 UTC) Last detected dimming: 4 hours and 41 minutes ago (2026-03-22 04:54 UTC) Overview for dimming #: 15245 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 #: 15245
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-03-16 15:21:11 1 0.0 0.0 0.0 0.0 0 , 1.06 3700530

2026-03-16 15:24:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3700531

2026-03-16 15:27:11 3 0.0 0.0 0.0 0.0 0 , 1.05 3700536

2026-03-16 15:30:11 4 0.0 0.0 0.0 0.0 0 , 0.00 3700537

2026-03-16 15:33:11 5 0.0 0.0 0.0 0.0 0 , 1.01 3700542

2026-03-16 15:36:11 6 0.0 0.0 0.0 0.0 0 , 2.73 3700543

2026-03-16 15:39:11 7 -1.3 -7.3 -14.0 0.3 91 -9.2 -23.4 -0.40, -0.05 0.40 1.34 3700548

2026-03-16 15:42:11 8 -2.3 -9.8 -15.6 0.5 138 -9.8 -22.2 -0.38, -0.06 0.38 0.89 3700549

2026-03-16 15:45:11 9 -2.9 -12.2 -17.4 0.6 167 -8.0 -24.2 -0.41, -0.03 0.41 0.00 3700550

2026-03-16 15:48:11 10 -5.3 -18.6 -17.0 1.0 282 -6.5 -25.3 -0.43, 0.00 0.43 0.00 3700551

2026-03-16 15:51:11 11 -5.7 -22.3 -21.6 0.9 261 -6.2 -25.7 -0.44, 0.00 0.44 0.00 3700554

2026-03-16 15:54:11 12 -6.6 -23.0 -21.5 1.0 290 -6.0 -25.7 -0.44, 0.01 0.44 0.00 3700555

2026-03-16 15:57:11 13 -6.8 -23.6 -22.7 1.0 289 -6.1 -25.7 -0.44, 0.01 0.44 0.00 3700557

2026-03-16 16:00:11 14 -7.3 -25.1 -22.2 1.0 298 -6.0 -25.8 -0.44, 0.01 0.44 0.00 3700558

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
2026-03-16 15:21:11	1	0.0	0.0	0.0	0.0	0			,		1.06	3700530
2026-03-16 15:24:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3700531
2026-03-16 15:27:11	3	0.0	0.0	0.0	0.0	0			,		1.05	3700536
2026-03-16 15:30:11	4	0.0	0.0	0.0	0.0	0			,		0.00	3700537
2026-03-16 15:33:11	5	0.0	0.0	0.0	0.0	0			,		1.01	3700542
2026-03-16 15:36:11	6	0.0	0.0	0.0	0.0	0			,		2.73	3700543
2026-03-16 15:39:11	7	-1.3	-7.3	-14.0	0.3	91	-9.2	-23.4	-0.40, -0.05	0.40	1.34	3700548
2026-03-16 15:42:11	8	-2.3	-9.8	-15.6	0.5	138	-9.8	-22.2	-0.38, -0.06	0.38	0.89	3700549
2026-03-16 15:45:11	9	-2.9	-12.2	-17.4	0.6	167	-8.0	-24.2	-0.41, -0.03	0.41	0.00	3700550
2026-03-16 15:48:11	10	-5.3	-18.6	-17.0	1.0	282	-6.5	-25.3	-0.43, 0.00	0.43	0.00	3700551
2026-03-16 15:51:11	11	-5.7	-22.3	-21.6	0.9	261	-6.2	-25.7	-0.44, 0.00	0.44	0.00	3700554
2026-03-16 15:54:11	12	-6.6	-23.0	-21.5	1.0	290	-6.0	-25.7	-0.44, 0.01	0.44	0.00	3700555
2026-03-16 15:57:11	13	-6.8	-23.6	-22.7	1.0	289	-6.1	-25.7	-0.44, 0.01	0.44	0.00	3700557
2026-03-16 16:00:11	14	-7.3	-25.1	-22.2	1.0	298	-6.0	-25.8	-0.44, 0.01	0.44	0.00	3700558