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 15438
Detector 24h operating status: Last processed image: 0 hours and 19 minutes ago (2026-04-18 15:30 UTC) Last detected dimming: 4 hours and 10 minutes ago (2026-04-18 11:39 UTC) Overview for dimming #: 15438 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 #: 15438
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-04-15 09:36:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3733475

2026-04-15 09:39:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3733476

2026-04-15 09:42:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3733479

2026-04-15 09:45:11 4 -1.9 -14.6 -16.8 0.6 110 , 0.00 3733480

2026-04-15 09:48:11 5 -4.8 -15.5 -14.7 1.5 330 19.7 -44.3 -0.66, 0.41 0.78 0.00 3733483

2026-04-15 09:51:11 6 -14.5 -18.4 -14.6 3.9 859 16.8 -41.9 -0.65, 0.36 0.74 1.22 3733484

2026-04-15 09:54:11 7 -24.9 -43.1 -15.1 6.2 1355 16.5 -43.5 -0.67, 0.35 0.76 0.93 3733487

2026-04-15 09:57:11 8 -31.0 -24.2 -15.9 8.0 1751 17.5 -42.4 -0.65, 0.37 0.75 0.00 3733488

2026-04-15 10:00:11 9 -38.6 -25.8 -15.8 9.8 2146 18.1 -42.2 -0.65, 0.38 0.75 0.00 3733491

2026-04-15 10:03:11 10 -40.2 -26.7 -15.3 10.4 2313 19.7 -39.8 -0.61, 0.41 0.74 0.00 3733492

2026-04-15 10:06:11 11 -45.2 -33.4 -15.0 11.5 2544 20.8 -39.2 -0.60, 0.43 0.74 0.00 3733495

2026-04-15 10:09:11 12 -50.6 -41.6 -14.2 12.7 2868 21.2 -38.4 -0.59, 0.44 0.73 0.00 3733496

2026-04-15 10:12:11 13 -55.8 -45.7 -14.4 13.5 3049 21.3 -38.0 -0.58, 0.44 0.73 0.00 3733499

2026-04-15 10:15:11 14 -60.3 -48.5 -15.4 14.0 3160 21.3 -38.4 -0.58, 0.44 0.73 0.00 3733500

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
2026-04-15 09:36:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3733475
2026-04-15 09:39:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3733476
2026-04-15 09:42:11	3	0.0	0.0	0.0	0.0	0			,		0.00	3733479
2026-04-15 09:45:11	4	-1.9	-14.6	-16.8	0.6	110			,		0.00	3733480
2026-04-15 09:48:11	5	-4.8	-15.5	-14.7	1.5	330	19.7	-44.3	-0.66, 0.41	0.78	0.00	3733483
2026-04-15 09:51:11	6	-14.5	-18.4	-14.6	3.9	859	16.8	-41.9	-0.65, 0.36	0.74	1.22	3733484
2026-04-15 09:54:11	7	-24.9	-43.1	-15.1	6.2	1355	16.5	-43.5	-0.67, 0.35	0.76	0.93	3733487
2026-04-15 09:57:11	8	-31.0	-24.2	-15.9	8.0	1751	17.5	-42.4	-0.65, 0.37	0.75	0.00	3733488
2026-04-15 10:00:11	9	-38.6	-25.8	-15.8	9.8	2146	18.1	-42.2	-0.65, 0.38	0.75	0.00	3733491
2026-04-15 10:03:11	10	-40.2	-26.7	-15.3	10.4	2313	19.7	-39.8	-0.61, 0.41	0.74	0.00	3733492
2026-04-15 10:06:11	11	-45.2	-33.4	-15.0	11.5	2544	20.8	-39.2	-0.60, 0.43	0.74	0.00	3733495
2026-04-15 10:09:11	12	-50.6	-41.6	-14.2	12.7	2868	21.2	-38.4	-0.59, 0.44	0.73	0.00	3733496
2026-04-15 10:12:11	13	-55.8	-45.7	-14.4	13.5	3049	21.3	-38.0	-0.58, 0.44	0.73	0.00	3733499
2026-04-15 10:15:11	14	-60.3	-48.5	-15.4	14.0	3160	21.3	-38.4	-0.58, 0.44	0.73	0.00	3733500