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 15575
Detector 24h operating status: Last processed image: 0 hours and 19 minutes ago (2026-05-19 06:48 UTC) Last detected dimming: 33 hours and 19 minutes ago (2026-05-17 21:48 UTC) Overview for dimming #: 15575 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 #: 15575
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-05-06 04:27:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3753422

2026-05-06 04:30:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3753423

2026-05-06 04:33:11 3 0.0 0.0 0.0 0.0 0 , 1.03 3753426

2026-05-06 04:36:11 4 -1.0 -6.6 -14.6 0.2 69 8.9 -12.6 -0.22, 0.22 0.31 1.14 3753427

2026-05-06 04:39:11 5 -2.6 -12.4 -17.6 0.5 145 8.8 -12.8 -0.22, 0.22 0.31 0.93 3753430

2026-05-06 04:42:11 6 -3.8 -16.0 -19.8 0.7 197 8.7 -13.7 -0.24, 0.22 0.32 1.81 3753431

2026-05-06 04:45:11 7 -4.4 -16.4 -19.8 0.7 225 8.9 -13.6 -0.24, 0.22 0.32 1.34 3753434

2026-05-06 04:48:11 8 -5.1 -17.7 -19.9 0.9 260 8.8 -13.6 -0.23, 0.22 0.32 1.13 3753435

2026-05-06 04:51:11 9 -5.9 -19.2 -21.2 1.0 290 8.9 -13.3 -0.23, 0.22 0.32 0.92 3753438

2026-05-06 04:54:11 10 -6.6 -20.1 -21.5 1.1 321 8.9 -13.0 -0.23, 0.22 0.31 0.00 3753439

2026-05-06 04:57:11 11 -8.0 -21.5 -21.2 1.3 389 9.0 -12.3 -0.21, 0.22 0.31 0.00 3753442

2026-05-06 05:00:11 12 -8.0 -21.2 -21.1 1.3 389 9.4 -11.8 -0.20, 0.23 0.31 0.00 3753443

2026-05-06 05:03:11 13 -8.3 -21.3 -22.7 1.3 390 10.1 -10.7 -0.18, 0.24 0.30 0.93 3753446

2026-05-06 05:06:11 14 -8.7 -22.5 -23.2 1.3 396 9.2 -12.1 -0.21, 0.22 0.31 1.26 3753447

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
2026-05-06 04:27:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3753422
2026-05-06 04:30:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3753423
2026-05-06 04:33:11	3	0.0	0.0	0.0	0.0	0			,		1.03	3753426
2026-05-06 04:36:11	4	-1.0	-6.6	-14.6	0.2	69	8.9	-12.6	-0.22, 0.22	0.31	1.14	3753427
2026-05-06 04:39:11	5	-2.6	-12.4	-17.6	0.5	145	8.8	-12.8	-0.22, 0.22	0.31	0.93	3753430
2026-05-06 04:42:11	6	-3.8	-16.0	-19.8	0.7	197	8.7	-13.7	-0.24, 0.22	0.32	1.81	3753431
2026-05-06 04:45:11	7	-4.4	-16.4	-19.8	0.7	225	8.9	-13.6	-0.24, 0.22	0.32	1.34	3753434
2026-05-06 04:48:11	8	-5.1	-17.7	-19.9	0.9	260	8.8	-13.6	-0.23, 0.22	0.32	1.13	3753435
2026-05-06 04:51:11	9	-5.9	-19.2	-21.2	1.0	290	8.9	-13.3	-0.23, 0.22	0.32	0.92	3753438
2026-05-06 04:54:11	10	-6.6	-20.1	-21.5	1.1	321	8.9	-13.0	-0.23, 0.22	0.31	0.00	3753439
2026-05-06 04:57:11	11	-8.0	-21.5	-21.2	1.3	389	9.0	-12.3	-0.21, 0.22	0.31	0.00	3753442
2026-05-06 05:00:11	12	-8.0	-21.2	-21.1	1.3	389	9.4	-11.8	-0.20, 0.23	0.31	0.00	3753443
2026-05-06 05:03:11	13	-8.3	-21.3	-22.7	1.3	390	10.1	-10.7	-0.18, 0.24	0.30	0.93	3753446
2026-05-06 05:06:11	14	-8.7	-22.5	-23.2	1.3	396	9.2	-12.1	-0.21, 0.22	0.31	1.26	3753447