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 15236
Detector 24h operating status: Last processed image: 0 hours and 21 minutes ago (2026-03-21 22:09 UTC) Last detected dimming: 5 hours and 54 minutes ago (2026-03-21 16:36 UTC) Overview for dimming #: 15236 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 #: 15236
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-03-14 12:57:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3698530

2026-03-14 13:00:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3698533

2026-03-14 13:03:11 3 -2.1 -11.5 -10.3 0.7 189 , 0.00 3698534

2026-03-14 13:06:11 4 -6.2 -16.8 -10.0 2.2 549 23.9 -18.7 -0.30, 0.52 0.60 0.00 3698537

2026-03-14 13:09:11 5 -12.7 -21.1 -10.3 4.4 1087 24.2 -21.2 -0.33, 0.52 0.62 0.00 3698538

2026-03-14 13:12:11 6 -18.1 -24.7 -10.1 6.3 1531 23.9 -19.9 -0.32, 0.52 0.60 1.06 3698543

2026-03-14 13:15:11 7 -29.1 -29.2 -10.2 11.0 2450 24.8 -21.6 -0.34, 0.53 0.63 0.00 3698544

2026-03-14 13:18:11 8 -33.4 -31.1 -10.4 12.9 2771 25.4 -22.7 -0.35, 0.54 0.64 0.00 3698545

2026-03-14 13:21:11 9 -37.4 -31.7 -10.4 14.5 3075 26.5 -24.1 -0.37, 0.55 0.66 0.00 3698546

2026-03-14 13:24:11 10 -41.0 -32.1 -10.8 15.8 3293 26.9 -24.8 -0.38, 0.56 0.67 0.00 3698550

2026-03-14 13:27:11 11 -48.2 -32.8 -11.0 18.8 3792 27.5 -26.2 -0.40, 0.56 0.69 0.00 3698551

2026-03-14 13:30:11 12 -53.6 -32.4 -11.1 21.3 4163 27.8 -26.8 -0.40, 0.57 0.70 0.00 3698555

2026-03-14 13:33:11 13 -57.6 -32.2 -10.7 23.2 4481 28.2 -27.1 -0.41, 0.57 0.70 0.00 3698556

2026-03-14 13:36:11 14 -60.7 -32.6 -10.9 26.6 4693 27.9 -27.2 -0.41, 0.57 0.70 0.00 3698557

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
2026-03-14 12:57:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3698530
2026-03-14 13:00:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3698533
2026-03-14 13:03:11	3	-2.1	-11.5	-10.3	0.7	189			,		0.00	3698534
2026-03-14 13:06:11	4	-6.2	-16.8	-10.0	2.2	549	23.9	-18.7	-0.30, 0.52	0.60	0.00	3698537
2026-03-14 13:09:11	5	-12.7	-21.1	-10.3	4.4	1087	24.2	-21.2	-0.33, 0.52	0.62	0.00	3698538
2026-03-14 13:12:11	6	-18.1	-24.7	-10.1	6.3	1531	23.9	-19.9	-0.32, 0.52	0.60	1.06	3698543
2026-03-14 13:15:11	7	-29.1	-29.2	-10.2	11.0	2450	24.8	-21.6	-0.34, 0.53	0.63	0.00	3698544
2026-03-14 13:18:11	8	-33.4	-31.1	-10.4	12.9	2771	25.4	-22.7	-0.35, 0.54	0.64	0.00	3698545
2026-03-14 13:21:11	9	-37.4	-31.7	-10.4	14.5	3075	26.5	-24.1	-0.37, 0.55	0.66	0.00	3698546
2026-03-14 13:24:11	10	-41.0	-32.1	-10.8	15.8	3293	26.9	-24.8	-0.38, 0.56	0.67	0.00	3698550
2026-03-14 13:27:11	11	-48.2	-32.8	-11.0	18.8	3792	27.5	-26.2	-0.40, 0.56	0.69	0.00	3698551
2026-03-14 13:30:11	12	-53.6	-32.4	-11.1	21.3	4163	27.8	-26.8	-0.40, 0.57	0.70	0.00	3698555
2026-03-14 13:33:11	13	-57.6	-32.2	-10.7	23.2	4481	28.2	-27.1	-0.41, 0.57	0.70	0.00	3698556
2026-03-14 13:36:11	14	-60.7	-32.6	-10.9	26.6	4693	27.9	-27.2	-0.41, 0.57	0.70	0.00	3698557