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 15602
Detector 24h operating status: Last processed image: 0 hours and 21 minutes ago (2026-05-17 14:33 UTC) Last detected dimming: 10 hours and 23 minutes ago (2026-05-17 04:30 UTC) Overview for dimming #: 15602 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 #: 15602
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-05-15 13:09:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3762403

2026-05-15 13:12:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3762406

2026-05-15 13:15:00 3 0.0 0.0 0.0 0.0 0 , 0.00 3762407

2026-05-15 13:18:11 4 0.0 0.0 0.0 0.0 0 , 0.00 3762410

2026-05-15 13:21:11 5 -0.1 -0.4 -10.5 0.0 5 , 0.00 3762411

2026-05-15 13:24:11 6 -9.3 -21.7 -13.9 3.7 620 13.8 54.6 0.80, 0.27 0.84 23.83 3762414

2026-05-15 13:27:11 7 -16.5 -26.4 -13.0 5.8 1126 13.7 55.2 0.81, 0.26 0.85 10.44 3762415

2026-05-15 13:30:11 8 -18.0 -24.2 -12.1 6.6 1286 15.3 55.3 0.80, 0.29 0.85 1.89 3762418

2026-05-15 13:33:11 9 -18.3 -22.6 -12.1 7.0 1345 16.3 56.1 0.81, 0.31 0.86 0.00 3762419

2026-05-15 13:36:11 10 -20.2 -23.6 -11.4 8.0 1491 14.4 60.4 0.85, 0.27 0.89 0.00 3762422

2026-05-15 13:39:11 11 -21.6 -24.2 -12.1 7.7 1535 12.9 57.8 0.83, 0.25 0.87 0.00 3762423

2026-05-15 13:42:11 12 -22.5 -25.5 -11.5 7.6 1658 13.5 57.0 0.82, 0.26 0.86 0.00 3762426

2026-05-15 13:45:11 13 -23.3 -25.0 -11.4 7.9 1769 14.1 56.1 0.81, 0.27 0.86 0.00 3762427

2026-05-15 13:48:11 14 -20.0 -25.0 -11.0 6.1 1536 14.2 56.5 0.82, 0.27 0.86 0.00 3762428

2026-05-15 13:51:11 15 -19.2 -25.4 -11.9 5.3 1381 14.2 56.5 0.82, 0.27 0.86 0.00 3762432

2026-05-15 13:54:11 16 -20.3 -26.0 -11.6 5.7 1496 14.3 57.9 0.83, 0.27 0.87 0.00 3762434

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
2026-05-15 13:09:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3762403
2026-05-15 13:12:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3762406
2026-05-15 13:15:00	3	0.0	0.0	0.0	0.0	0			,		0.00	3762407
2026-05-15 13:18:11	4	0.0	0.0	0.0	0.0	0			,		0.00	3762410
2026-05-15 13:21:11	5	-0.1	-0.4	-10.5	0.0	5			,		0.00	3762411
2026-05-15 13:24:11	6	-9.3	-21.7	-13.9	3.7	620	13.8	54.6	0.80, 0.27	0.84	23.83	3762414
2026-05-15 13:27:11	7	-16.5	-26.4	-13.0	5.8	1126	13.7	55.2	0.81, 0.26	0.85	10.44	3762415
2026-05-15 13:30:11	8	-18.0	-24.2	-12.1	6.6	1286	15.3	55.3	0.80, 0.29	0.85	1.89	3762418
2026-05-15 13:33:11	9	-18.3	-22.6	-12.1	7.0	1345	16.3	56.1	0.81, 0.31	0.86	0.00	3762419
2026-05-15 13:36:11	10	-20.2	-23.6	-11.4	8.0	1491	14.4	60.4	0.85, 0.27	0.89	0.00	3762422
2026-05-15 13:39:11	11	-21.6	-24.2	-12.1	7.7	1535	12.9	57.8	0.83, 0.25	0.87	0.00	3762423
2026-05-15 13:42:11	12	-22.5	-25.5	-11.5	7.6	1658	13.5	57.0	0.82, 0.26	0.86	0.00	3762426
2026-05-15 13:45:11	13	-23.3	-25.0	-11.4	7.9	1769	14.1	56.1	0.81, 0.27	0.86	0.00	3762427
2026-05-15 13:48:11	14	-20.0	-25.0	-11.0	6.1	1536	14.2	56.5	0.82, 0.27	0.86	0.00	3762428
2026-05-15 13:51:11	15	-19.2	-25.4	-11.9	5.3	1381	14.2	56.5	0.82, 0.27	0.86	0.00	3762432
2026-05-15 13:54:11	16	-20.3	-26.0	-11.6	5.7	1496	14.3	57.9	0.83, 0.27	0.87	0.00	3762434