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 15266
Detector 24h operating status: Last processed image: 0 hours and 21 minutes ago (2026-03-30 07:51 UTC) Last detected dimming: 0 hours and 27 minutes ago (2026-03-30 07:45 UTC) Overview for dimming #: 15266 back to overview Animations and graphs derotated original images ( non-derotated ) dimming intensity ( overlaid on HMI ) dimming mask base difference ( percentage ) running difference ( percentage )	more	more	more

Details for dimming #: 15266
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-03-22 19:18:11 1 0.0 0.0 0.0 0.0 0 , 1.19 3706426

2026-03-22 19:21:11 2 0.0 0.0 0.0 0.0 0 , 1.48 3706431

2026-03-22 19:24:11 3 -0.3 -1.0 -11.8 0.1 28 -30.1 -32.6 -0.47, -0.41 0.63 1.77 3706432

2026-03-22 19:27:11 4 -2.1 -8.3 -11.2 0.7 181 -30.5 -31.8 -0.46, -0.42 0.62 1.99 3706433

2026-03-22 19:30:11 5 -4.9 -11.7 -13.7 1.3 331 -30.8 -31.2 -0.45, -0.42 0.62 1.94 3706434

2026-03-22 19:33:11 6 -7.0 -15.3 -17.1 1.5 396 -30.3 -30.4 -0.44, -0.42 0.61 5.28 3706438

2026-03-22 19:36:11 7 -9.6 -19.1 -19.4 1.8 466 -30.2 -30.2 -0.44, -0.41 0.60 1.12 3706439

2026-03-22 19:39:11 8 -11.8 -21.6 -22.6 2.0 508 -29.8 -30.3 -0.44, -0.41 0.60 0.00 3706443

2026-03-22 19:42:11 9 -15.1 -25.2 -24.4 2.3 591 -29.8 -30.3 -0.44, -0.41 0.60 0.00 3706444

2026-03-22 19:45:11 10 -17.9 -28.2 -25.9 2.5 648 -29.6 -30.1 -0.44, -0.40 0.60 0.00 3706445

2026-03-22 19:48:11 11 -21.7 -32.4 -28.6 2.7 709 -29.6 -30.5 -0.45, -0.40 0.60 0.00 3706446

2026-03-22 19:51:11 12 -25.7 -36.4 -30.8 3.0 765 -29.1 -30.3 -0.45, -0.40 0.60 0.00 3706451

2026-03-22 19:54:11 13 -29.0 -39.3 -33.5 3.1 801 -28.9 -30.2 -0.45, -0.39 0.59 0.00 3706452

2026-03-22 19:57:11 14 -31.8 -44.4 -34.9 3.2 830 -29.3 -30.4 -0.45, -0.40 0.60 0.00 3706453

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
2026-03-22 19:18:11	1	0.0	0.0	0.0	0.0	0			,		1.19	3706426
2026-03-22 19:21:11	2	0.0	0.0	0.0	0.0	0			,		1.48	3706431
2026-03-22 19:24:11	3	-0.3	-1.0	-11.8	0.1	28	-30.1	-32.6	-0.47, -0.41	0.63	1.77	3706432
2026-03-22 19:27:11	4	-2.1	-8.3	-11.2	0.7	181	-30.5	-31.8	-0.46, -0.42	0.62	1.99	3706433
2026-03-22 19:30:11	5	-4.9	-11.7	-13.7	1.3	331	-30.8	-31.2	-0.45, -0.42	0.62	1.94	3706434
2026-03-22 19:33:11	6	-7.0	-15.3	-17.1	1.5	396	-30.3	-30.4	-0.44, -0.42	0.61	5.28	3706438
2026-03-22 19:36:11	7	-9.6	-19.1	-19.4	1.8	466	-30.2	-30.2	-0.44, -0.41	0.60	1.12	3706439
2026-03-22 19:39:11	8	-11.8	-21.6	-22.6	2.0	508	-29.8	-30.3	-0.44, -0.41	0.60	0.00	3706443
2026-03-22 19:42:11	9	-15.1	-25.2	-24.4	2.3	591	-29.8	-30.3	-0.44, -0.41	0.60	0.00	3706444
2026-03-22 19:45:11	10	-17.9	-28.2	-25.9	2.5	648	-29.6	-30.1	-0.44, -0.40	0.60	0.00	3706445
2026-03-22 19:48:11	11	-21.7	-32.4	-28.6	2.7	709	-29.6	-30.5	-0.45, -0.40	0.60	0.00	3706446
2026-03-22 19:51:11	12	-25.7	-36.4	-30.8	3.0	765	-29.1	-30.3	-0.45, -0.40	0.60	0.00	3706451
2026-03-22 19:54:11	13	-29.0	-39.3	-33.5	3.1	801	-28.9	-30.2	-0.45, -0.39	0.59	0.00	3706452
2026-03-22 19:57:11	14	-31.8	-44.4	-34.9	3.2	830	-29.3	-30.4	-0.45, -0.40	0.60	0.00	3706453