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 15385
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 #: 15385 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 #: 15385
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-04-02 12:27:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3724942

2026-04-02 12:30:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3724943

2026-04-02 12:33:11 3 0.0 0.0 0.0 0.0 0 , 1.03 3724944

2026-04-02 12:36:11 4 0.0 0.0 0.0 0.0 0 , 0.90 3724945

2026-04-02 12:39:11 5 0.0 0.0 0.0 0.0 0 , 0.00 3724946

2026-04-02 12:42:11 6 -0.6 -6.2 -17.1 0.1 35 -1.8 -22.7 -0.39, 0.07 0.40 3.20 3724947

2026-04-02 12:45:11 7 -1.0 -6.5 -17.4 0.2 57 -2.3 -22.5 -0.39, 0.06 0.39 0.00 3724948

2026-04-02 12:48:11 8 -2.4 -10.0 -22.1 0.3 83 -2.4 -20.9 -0.36, 0.06 0.37 0.00 3724949

2026-04-02 12:51:11 9 -2.9 -12.9 -23.0 0.3 95 -3.0 -20.7 -0.36, 0.05 0.36 0.00 3724950

2026-04-02 12:54:11 10 -3.9 -22.8 -25.1 0.4 123 -3.6 -20.6 -0.36, 0.04 0.36 0.00 3724951

2026-04-02 12:57:11 11 -3.1 -19.6 -25.2 0.3 95 -3.7 -20.5 -0.35, 0.04 0.36 0.00 3724952

2026-04-02 13:00:11 12 -2.9 -21.7 -31.2 0.3 81 -3.6 -20.5 -0.35, 0.04 0.36 0.00 3724953

2026-04-02 13:03:11 13 -3.1 -23.5 -30.5 0.3 90 -3.7 -20.5 -0.35, 0.04 0.36 0.00 3724954

2026-04-02 13:06:35 14 -3.3 -22.1 -18.3 0.4 121 -3.6 -20.6 -0.36, 0.04 0.36 0.00 3724955

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
2026-04-02 12:27:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3724942
2026-04-02 12:30:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3724943
2026-04-02 12:33:11	3	0.0	0.0	0.0	0.0	0			,		1.03	3724944
2026-04-02 12:36:11	4	0.0	0.0	0.0	0.0	0			,		0.90	3724945
2026-04-02 12:39:11	5	0.0	0.0	0.0	0.0	0			,		0.00	3724946
2026-04-02 12:42:11	6	-0.6	-6.2	-17.1	0.1	35	-1.8	-22.7	-0.39, 0.07	0.40	3.20	3724947
2026-04-02 12:45:11	7	-1.0	-6.5	-17.4	0.2	57	-2.3	-22.5	-0.39, 0.06	0.39	0.00	3724948
2026-04-02 12:48:11	8	-2.4	-10.0	-22.1	0.3	83	-2.4	-20.9	-0.36, 0.06	0.37	0.00	3724949
2026-04-02 12:51:11	9	-2.9	-12.9	-23.0	0.3	95	-3.0	-20.7	-0.36, 0.05	0.36	0.00	3724950
2026-04-02 12:54:11	10	-3.9	-22.8	-25.1	0.4	123	-3.6	-20.6	-0.36, 0.04	0.36	0.00	3724951
2026-04-02 12:57:11	11	-3.1	-19.6	-25.2	0.3	95	-3.7	-20.5	-0.35, 0.04	0.36	0.00	3724952
2026-04-02 13:00:11	12	-2.9	-21.7	-31.2	0.3	81	-3.6	-20.5	-0.35, 0.04	0.36	0.00	3724953
2026-04-02 13:03:11	13	-3.1	-23.5	-30.5	0.3	90	-3.7	-20.5	-0.35, 0.04	0.36	0.00	3724954
2026-04-02 13:06:35	14	-3.3	-22.1	-18.3	0.4	121	-3.6	-20.6	-0.36, 0.04	0.36	0.00	3724955