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 15329
Detector 24h operating status: Last processed image: 0 hours and 19 minutes ago (2026-04-30 05:45 UTC) Last detected dimming: 0 hours and 19 minutes ago (2026-04-30 05:45 UTC) Overview for dimming #: 15329 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 #: 15329
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-03-31 08:18:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3714430

2026-03-31 08:21:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3714431

2026-03-31 08:24:11 3 -1.2 -10.4 -13.4 0.3 81 , 0.00 3714432

2026-03-31 08:27:11 4 -4.9 -20.2 -13.6 1.2 316 25.6 6.2 0.10, 0.54 0.55 0.00 3714433

2026-03-31 08:30:11 5 -11.0 -25.1 -15.9 2.5 650 26.4 6.7 0.11, 0.55 0.56 0.00 3714440

2026-03-31 08:33:11 6 -20.9 -30.7 -18.6 4.4 1099 27.5 7.1 0.11, 0.57 0.58 2.31 3714441

2026-03-31 08:36:11 7 -32.3 -31.3 -13.3 8.8 1989 28.9 7.6 0.12, 0.59 0.60 3.01 3714442

2026-03-31 08:39:11 8 -37.0 -28.2 -13.0 11.1 2420 29.4 7.9 0.12, 0.59 0.61 1.41 3714443

2026-03-31 08:42:11 9 -40.6 -27.2 -12.3 12.8 2789 29.8 7.9 0.12, 0.60 0.61 0.00 3714454

2026-03-31 08:45:11 10 -44.6 -26.2 -11.6 14.5 3170 30.3 8.1 0.12, 0.61 0.62 0.00 3714455

2026-03-31 08:48:11 11 -48.4 -26.0 -11.9 15.8 3446 30.4 8.0 0.12, 0.61 0.62 0.00 3714456

2026-03-31 08:51:35 12 -52.3 -27.0 -12.1 16.9 3686 30.5 8.0 0.12, 0.61 0.62 0.00 3714457

2026-03-31 08:54:11 13 -54.5 -27.7 -12.6 17.1 3722 30.8 8.1 0.12, 0.61 0.63 0.00 3714458

2026-03-31 08:57:23 14 -56.4 -27.3 -12.8 17.4 3786 30.8 8.1 0.12, 0.61 0.63 0.00 3714459

2026-03-31 09:00:11 15 -56.4 -28.0 -13.3 17.0 3713 31.1 8.0 0.12, 0.62 0.63 0.00 3714460

2026-03-31 09:03:47 16 -56.2 -26.9 -13.4 16.6 3630 31.1 8.1 0.12, 0.62 0.63 0.00 3714461

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
2026-03-31 08:18:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3714430
2026-03-31 08:21:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3714431
2026-03-31 08:24:11	3	-1.2	-10.4	-13.4	0.3	81			,		0.00	3714432
2026-03-31 08:27:11	4	-4.9	-20.2	-13.6	1.2	316	25.6	6.2	0.10, 0.54	0.55	0.00	3714433
2026-03-31 08:30:11	5	-11.0	-25.1	-15.9	2.5	650	26.4	6.7	0.11, 0.55	0.56	0.00	3714440
2026-03-31 08:33:11	6	-20.9	-30.7	-18.6	4.4	1099	27.5	7.1	0.11, 0.57	0.58	2.31	3714441
2026-03-31 08:36:11	7	-32.3	-31.3	-13.3	8.8	1989	28.9	7.6	0.12, 0.59	0.60	3.01	3714442
2026-03-31 08:39:11	8	-37.0	-28.2	-13.0	11.1	2420	29.4	7.9	0.12, 0.59	0.61	1.41	3714443
2026-03-31 08:42:11	9	-40.6	-27.2	-12.3	12.8	2789	29.8	7.9	0.12, 0.60	0.61	0.00	3714454
2026-03-31 08:45:11	10	-44.6	-26.2	-11.6	14.5	3170	30.3	8.1	0.12, 0.61	0.62	0.00	3714455
2026-03-31 08:48:11	11	-48.4	-26.0	-11.9	15.8	3446	30.4	8.0	0.12, 0.61	0.62	0.00	3714456
2026-03-31 08:51:35	12	-52.3	-27.0	-12.1	16.9	3686	30.5	8.0	0.12, 0.61	0.62	0.00	3714457
2026-03-31 08:54:11	13	-54.5	-27.7	-12.6	17.1	3722	30.8	8.1	0.12, 0.61	0.63	0.00	3714458
2026-03-31 08:57:23	14	-56.4	-27.3	-12.8	17.4	3786	30.8	8.1	0.12, 0.61	0.63	0.00	3714459
2026-03-31 09:00:11	15	-56.4	-28.0	-13.3	17.0	3713	31.1	8.0	0.12, 0.62	0.63	0.00	3714460
2026-03-31 09:03:47	16	-56.2	-26.9	-13.4	16.6	3630	31.1	8.1	0.12, 0.62	0.63	0.00	3714461