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 15280
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 #: 15280 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 #: 15280
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-03-26 15:30:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3710074

2026-03-26 15:33:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3710075

2026-03-26 15:36:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3710076

2026-03-26 15:39:11 4 0.0 0.0 0.0 0.0 0 , 0.00 3710080

2026-03-26 15:42:11 5 0.0 0.0 0.0 0.0 0 , 1.28 3710081

2026-03-26 15:45:11 6 0.0 0.0 0.0 0.0 0 , 1.89 3710085

2026-03-26 15:48:11 7 0.0 0.0 0.0 0.0 0 , 2.12 3710086

2026-03-26 15:51:11 8 -0.4 -5.6 -13.9 0.0 33 -1.07, -0.29 1.11 0.92 3710091

2026-03-26 15:54:11 9 -2.3 -11.6 -11.0 0.0 184 -1.07, -0.29 1.11 1.11 3710092

2026-03-26 15:57:11 10 -3.7 -13.7 -11.2 0.0 297 -1.07, -0.29 1.11 2.19 3710093

2026-03-26 16:00:11 11 -6.4 -15.0 -11.1 0.0 536 -1.07, -0.28 1.11 1.36 3710094

2026-03-26 16:03:11 12 -8.1 -16.4 -11.4 0.0 672 -1.07, -0.29 1.11 1.55 3710097

2026-03-26 16:06:11 13 -10.4 -17.6 -11.5 0.0 852 -1.07, -0.30 1.11 1.05 3710098

2026-03-26 16:09:11 14 -12.5 -18.4 -11.9 0.0 1003 -1.07, -0.30 1.11 0.00 3710099

2026-03-26 16:12:11 15 -15.5 -19.5 -11.8 0.0 1261 -1.08, -0.29 1.11 0.00 3710100

2026-03-26 16:15:11 16 -18.1 -20.1 -11.8 0.0 1464 -1.08, -0.29 1.12 0.00 3710105

2026-03-26 16:18:11 17 -20.1 -20.6 -12.2 0.0 1592 -1.08, -0.30 1.12 0.00 3710106

2026-03-26 16:21:11 18 -22.1 -21.4 -12.4 0.0 1732 -1.08, -0.30 1.12 0.00 3710111

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	size	x,y in R☉	dist. R☉	detection	Img ID
2026-03-26 15:30:11	1	0.0	0.0	0.0	0	,		0.00	3710074
2026-03-26 15:33:11	2	0.0	0.0	0.0	0	,		0.00	3710075
2026-03-26 15:36:11	3	0.0	0.0	0.0	0	,		0.00	3710076
2026-03-26 15:39:11	4	0.0	0.0	0.0	0	,		0.00	3710080
2026-03-26 15:42:11	5	0.0	0.0	0.0	0	,		1.28	3710081
2026-03-26 15:45:11	6	0.0	0.0	0.0	0	,		1.89	3710085
2026-03-26 15:48:11	7	0.0	0.0	0.0	0	,		2.12	3710086
2026-03-26 15:51:11	8	-0.4	-5.6	-13.9	33	-1.07, -0.29	1.11	0.92	3710091
2026-03-26 15:54:11	9	-2.3	-11.6	-11.0	184	-1.07, -0.29	1.11	1.11	3710092
2026-03-26 15:57:11	10	-3.7	-13.7	-11.2	297	-1.07, -0.29	1.11	2.19	3710093
2026-03-26 16:00:11	11	-6.4	-15.0	-11.1	536	-1.07, -0.28	1.11	1.36	3710094
2026-03-26 16:03:11	12	-8.1	-16.4	-11.4	672	-1.07, -0.29	1.11	1.55	3710097
2026-03-26 16:06:11	13	-10.4	-17.6	-11.5	852	-1.07, -0.30	1.11	1.05	3710098
2026-03-26 16:09:11	14	-12.5	-18.4	-11.9	1003	-1.07, -0.30	1.11	0.00	3710099
2026-03-26 16:12:11	15	-15.5	-19.5	-11.8	1261	-1.08, -0.29	1.11	0.00	3710100
2026-03-26 16:15:11	16	-18.1	-20.1	-11.8	1464	-1.08, -0.29	1.12	0.00	3710105
2026-03-26 16:18:11	17	-20.1	-20.6	-12.2	1592	-1.08, -0.30	1.12	0.00	3710106
2026-03-26 16:21:11	18	-22.1	-21.4	-12.4	1732	-1.08, -0.30	1.12	0.00	3710111