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 15515
Detector 24h operating status: Last processed image: 0 hours and 24 minutes ago (2026-05-03 09:21 UTC) Last detected dimming: 0 hours and 41 minutes ago (2026-05-03 09:03 UTC) Overview for dimming #: 15515 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 #: 15515
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-04-28 02:21:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3745658

2026-04-28 02:24:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3745659

2026-04-28 02:27:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3745662

2026-04-28 02:30:11 4 0.0 0.0 0.0 0.0 0 , 0.00 3745663

2026-04-28 02:33:11 5 -0.8 -8.5 -13.5 0.2 47 8.0 29.7 0.50, 0.21 0.54 1.10 3745666

2026-04-28 02:36:11 6 -1.4 -13.6 -16.1 0.3 72 8.0 29.6 0.50, 0.21 0.54 3.08 3745667

2026-04-28 02:39:11 7 -1.9 -16.6 -17.5 0.3 93 8.0 29.7 0.50, 0.21 0.54 4.19 3745670

2026-04-28 02:42:11 8 -1.9 -16.9 -18.0 0.3 93 8.0 29.7 0.50, 0.21 0.54 2.94 3745671

2026-04-28 02:45:11 9 -1.5 -14.4 -20.1 0.3 73 8.0 29.6 0.50, 0.21 0.54 1.69 3745674

2026-04-28 02:48:11 10 -1.3 -12.8 -15.4 0.2 66 8.0 29.7 0.50, 0.21 0.54 3.26 3745675

2026-04-28 02:51:11 11 -0.9 -8.9 -14.8 0.2 53 8.1 29.6 0.50, 0.21 0.54 1.56 3745678

2026-04-28 02:54:11 12 -0.9 -8.7 -15.6 0.2 51 8.0 29.7 0.50, 0.21 0.54 1.72 3745679

2026-04-28 02:57:11 13 -1.0 -9.8 -15.7 0.2 56 8.0 29.7 0.50, 0.21 0.54 1.83 3745682

2026-04-28 03:00:11 14 -1.1 -9.5 -17.8 0.2 61 8.0 29.7 0.50, 0.21 0.54 1.22 3745683

2026-04-28 03:03:11 15 -2.2 -10.8 -20.8 0.4 108 9.1 24.3 0.41, 0.23 0.47 1.02 3745686

2026-04-28 03:06:11 16 -2.8 -12.6 -20.5 0.5 138 8.9 25.6 0.43, 0.23 0.49 0.00 3745687

2026-04-28 03:09:11 17 -3.3 -13.9 -21.9 0.6 155 9.4 22.7 0.39, 0.24 0.45 0.00 3745690

2026-04-28 03:12:11 18 -3.9 -16.0 -16.5 0.7 205 9.6 22.9 0.39, 0.24 0.46 0.00 3745691

2026-04-28 03:15:11 19 -4.6 -17.4 -16.1 0.9 245 9.7 22.3 0.38, 0.24 0.45 0.00 3745694

2026-04-28 03:18:11 20 -7.6 -16.6 -15.3 1.5 411 15.1 22.3 0.37, 0.33 0.50 0.00 3745695

2026-04-28 03:21:11 21 -7.2 -16.6 -15.8 1.5 391 15.4 21.6 0.36, 0.34 0.49 0.00 3745698

2026-04-28 03:24:11 22 -7.2 -17.4 -17.7 1.4 374 15.9 22.2 0.37, 0.35 0.51 0.00 3745699

2026-04-28 03:27:11 23 -4.8 -15.8 -18.8 0.8 230 10.6 21.8 0.37, 0.26 0.45 0.00 3745702

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
2026-04-28 02:21:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3745658
2026-04-28 02:24:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3745659
2026-04-28 02:27:11	3	0.0	0.0	0.0	0.0	0			,		0.00	3745662
2026-04-28 02:30:11	4	0.0	0.0	0.0	0.0	0			,		0.00	3745663
2026-04-28 02:33:11	5	-0.8	-8.5	-13.5	0.2	47	8.0	29.7	0.50, 0.21	0.54	1.10	3745666
2026-04-28 02:36:11	6	-1.4	-13.6	-16.1	0.3	72	8.0	29.6	0.50, 0.21	0.54	3.08	3745667
2026-04-28 02:39:11	7	-1.9	-16.6	-17.5	0.3	93	8.0	29.7	0.50, 0.21	0.54	4.19	3745670
2026-04-28 02:42:11	8	-1.9	-16.9	-18.0	0.3	93	8.0	29.7	0.50, 0.21	0.54	2.94	3745671
2026-04-28 02:45:11	9	-1.5	-14.4	-20.1	0.3	73	8.0	29.6	0.50, 0.21	0.54	1.69	3745674
2026-04-28 02:48:11	10	-1.3	-12.8	-15.4	0.2	66	8.0	29.7	0.50, 0.21	0.54	3.26	3745675
2026-04-28 02:51:11	11	-0.9	-8.9	-14.8	0.2	53	8.1	29.6	0.50, 0.21	0.54	1.56	3745678
2026-04-28 02:54:11	12	-0.9	-8.7	-15.6	0.2	51	8.0	29.7	0.50, 0.21	0.54	1.72	3745679
2026-04-28 02:57:11	13	-1.0	-9.8	-15.7	0.2	56	8.0	29.7	0.50, 0.21	0.54	1.83	3745682
2026-04-28 03:00:11	14	-1.1	-9.5	-17.8	0.2	61	8.0	29.7	0.50, 0.21	0.54	1.22	3745683
2026-04-28 03:03:11	15	-2.2	-10.8	-20.8	0.4	108	9.1	24.3	0.41, 0.23	0.47	1.02	3745686
2026-04-28 03:06:11	16	-2.8	-12.6	-20.5	0.5	138	8.9	25.6	0.43, 0.23	0.49	0.00	3745687
2026-04-28 03:09:11	17	-3.3	-13.9	-21.9	0.6	155	9.4	22.7	0.39, 0.24	0.45	0.00	3745690
2026-04-28 03:12:11	18	-3.9	-16.0	-16.5	0.7	205	9.6	22.9	0.39, 0.24	0.46	0.00	3745691
2026-04-28 03:15:11	19	-4.6	-17.4	-16.1	0.9	245	9.7	22.3	0.38, 0.24	0.45	0.00	3745694
2026-04-28 03:18:11	20	-7.6	-16.6	-15.3	1.5	411	15.1	22.3	0.37, 0.33	0.50	0.00	3745695
2026-04-28 03:21:11	21	-7.2	-16.6	-15.8	1.5	391	15.4	21.6	0.36, 0.34	0.49	0.00	3745698
2026-04-28 03:24:11	22	-7.2	-17.4	-17.7	1.4	374	15.9	22.2	0.37, 0.35	0.51	0.00	3745699
2026-04-28 03:27:11	23	-4.8	-15.8	-18.8	0.8	230	10.6	21.8	0.37, 0.26	0.45	0.00	3745702