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 15437
Detector 24h operating status: Last processed image: 0 hours and 21 minutes ago (2026-04-19 01:36 UTC) Last detected dimming: 4 hours and 51 minutes ago (2026-04-18 21:06 UTC) Overview for dimming #: 15437 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 #: 15437
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-04-15 07:42:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3733397

2026-04-15 07:45:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3733400

2026-04-15 07:48:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3733403

2026-04-15 07:51:11 4 0.0 0.0 0.0 0.0 0 , 0.00 3733404

2026-04-15 07:54:11 5 -0.4 -2.7 -24.4 0.1 14 , 0.00 3733407

2026-04-15 07:57:11 6 -14.6 -66.9 -20.9 2.4 474 23.5 -41.4 -0.61, 0.47 0.77 3.39 3733408

2026-04-15 08:00:11 7 -22.7 -58.7 -23.5 3.9 741 22.2 -43.9 -0.65, 0.45 0.79 5.96 3733411

2026-04-15 08:03:11 8 -28.6 -58.3 -32.0 3.3 604 18.4 -45.7 -0.69, 0.38 0.79 5.23 3733412

2026-04-15 08:06:11 9 -46.1 -152.0 -32.8 4.2 794 16.4 -46.0 -0.70, 0.35 0.78 7.69 3733415

2026-04-15 08:09:11 10 -45.9 -170.3 -29.0 4.5 827 16.4 -46.0 -0.70, 0.35 0.78 1.60 3733416

2026-04-15 08:12:11 11 -56.0 -178.7 -27.1 6.3 1140 16.6 -46.3 -0.70, 0.35 0.79 3.00 3733419

2026-04-15 08:15:11 12 -74.6 -176.4 -26.4 8.3 1543 16.9 -47.3 -0.71, 0.36 0.80 3.31 3733420

2026-04-15 08:18:11 13 -87.8 -174.0 -28.0 9.3 1743 17.1 -47.8 -0.72, 0.36 0.80 2.90 3733423

2026-04-15 08:21:11 14 -101.3 -175.1 -30.8 10.1 1909 17.5 -47.6 -0.71, 0.37 0.80 1.12 3733424

2026-04-15 08:24:11 15 -112.3 -177.6 -32.4 10.7 2021 17.7 -47.4 -0.71, 0.37 0.80 1.24 3733427

2026-04-15 08:27:11 16 -117.2 -198.3 -32.9 10.8 2028 17.9 -47.4 -0.71, 0.37 0.80 1.42 3733428

2026-04-15 08:30:11 17 -119.1 -203.8 -33.2 10.9 2042 18.2 -47.3 -0.71, 0.38 0.80 1.14 3733431

2026-04-15 08:33:11 18 -119.1 -222.3 -36.2 10.5 1960 18.3 -47.5 -0.71, 0.38 0.80 0.00 3733432

2026-04-15 08:36:11 19 -121.9 -232.3 -37.1 10.6 2005 18.4 -47.6 -0.71, 0.38 0.80 0.00 3733435

2026-04-15 08:39:11 20 -128.8 -231.7 -36.7 11.2 2108 18.1 -47.5 -0.71, 0.38 0.80 0.00 3733436

2026-04-15 08:42:11 21 -133.9 -226.7 -33.2 12.3 2322 18.3 -47.2 -0.70, 0.38 0.80 0.00 3733439

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 07:42:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3733397
2026-04-15 07:45:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3733400
2026-04-15 07:48:11	3	0.0	0.0	0.0	0.0	0			,		0.00	3733403
2026-04-15 07:51:11	4	0.0	0.0	0.0	0.0	0			,		0.00	3733404
2026-04-15 07:54:11	5	-0.4	-2.7	-24.4	0.1	14			,		0.00	3733407
2026-04-15 07:57:11	6	-14.6	-66.9	-20.9	2.4	474	23.5	-41.4	-0.61, 0.47	0.77	3.39	3733408
2026-04-15 08:00:11	7	-22.7	-58.7	-23.5	3.9	741	22.2	-43.9	-0.65, 0.45	0.79	5.96	3733411
2026-04-15 08:03:11	8	-28.6	-58.3	-32.0	3.3	604	18.4	-45.7	-0.69, 0.38	0.79	5.23	3733412
2026-04-15 08:06:11	9	-46.1	-152.0	-32.8	4.2	794	16.4	-46.0	-0.70, 0.35	0.78	7.69	3733415
2026-04-15 08:09:11	10	-45.9	-170.3	-29.0	4.5	827	16.4	-46.0	-0.70, 0.35	0.78	1.60	3733416
2026-04-15 08:12:11	11	-56.0	-178.7	-27.1	6.3	1140	16.6	-46.3	-0.70, 0.35	0.79	3.00	3733419
2026-04-15 08:15:11	12	-74.6	-176.4	-26.4	8.3	1543	16.9	-47.3	-0.71, 0.36	0.80	3.31	3733420
2026-04-15 08:18:11	13	-87.8	-174.0	-28.0	9.3	1743	17.1	-47.8	-0.72, 0.36	0.80	2.90	3733423
2026-04-15 08:21:11	14	-101.3	-175.1	-30.8	10.1	1909	17.5	-47.6	-0.71, 0.37	0.80	1.12	3733424
2026-04-15 08:24:11	15	-112.3	-177.6	-32.4	10.7	2021	17.7	-47.4	-0.71, 0.37	0.80	1.24	3733427
2026-04-15 08:27:11	16	-117.2	-198.3	-32.9	10.8	2028	17.9	-47.4	-0.71, 0.37	0.80	1.42	3733428
2026-04-15 08:30:11	17	-119.1	-203.8	-33.2	10.9	2042	18.2	-47.3	-0.71, 0.38	0.80	1.14	3733431
2026-04-15 08:33:11	18	-119.1	-222.3	-36.2	10.5	1960	18.3	-47.5	-0.71, 0.38	0.80	0.00	3733432
2026-04-15 08:36:11	19	-121.9	-232.3	-37.1	10.6	2005	18.4	-47.6	-0.71, 0.38	0.80	0.00	3733435
2026-04-15 08:39:11	20	-128.8	-231.7	-36.7	11.2	2108	18.1	-47.5	-0.71, 0.38	0.80	0.00	3733436
2026-04-15 08:42:11	21	-133.9	-226.7	-33.2	12.3	2322	18.3	-47.2	-0.70, 0.38	0.80	0.00	3733439