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 15382
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 #: 15382 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 #: 15382
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-04-02 09:36:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3724885

2026-04-02 09:39:11 2 0.0 0.0 0.0 0.0 0 , 1.81 3724886

2026-04-02 09:42:11 3 0.0 0.0 0.0 0.0 0 , 0.95 3724887

2026-04-02 09:45:11 4 0.0 0.0 0.0 0.0 0 , 1.61 3724888

2026-04-02 09:48:11 5 0.0 0.0 -13.5 0.0 1 , 0.94 3724889

2026-04-02 09:51:11 6 -1.4 -10.5 -15.0 0.3 99 -4.3 -23.2 -0.40, 0.03 0.40 1.46 3724890

2026-04-02 09:54:11 7 -2.3 -11.6 -16.0 0.5 149 -3.6 -23.7 -0.41, 0.04 0.41 3.07 3724891

2026-04-02 09:57:11 8 -3.9 -14.3 -16.7 0.7 208 -2.7 -24.4 -0.42, 0.06 0.42 0.00 3724892

2026-04-02 10:00:11 9 -6.5 -17.0 -18.1 1.1 337 -3.2 -22.2 -0.38, 0.05 0.38 0.00 3724893

2026-04-02 10:03:11 10 -10.7 -24.4 -17.2 1.8 553 -3.9 -20.3 -0.35, 0.04 0.35 0.00 3724894

2026-04-02 10:06:11 11 -13.6 -28.6 -18.4 2.2 664 -4.3 -19.8 -0.34, 0.03 0.34 0.00 3724895

2026-04-02 10:09:11 12 -16.1 -31.2 -17.1 2.6 791 -4.2 -20.3 -0.35, 0.03 0.35 0.00 3724896

2026-04-02 10:12:11 13 -19.4 -34.5 -17.6 3.0 932 -4.2 -19.4 -0.34, 0.03 0.34 0.00 3724897

2026-04-02 10:15:11 14 -21.4 -38.9 -18.0 3.3 996 -4.4 -18.9 -0.33, 0.03 0.33 0.00 3724898

2026-04-02 10:18:11 15 -23.7 -43.4 -18.3 3.5 1075 -4.5 -18.3 -0.32, 0.03 0.32 0.00 3724899

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 09:36:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3724885
2026-04-02 09:39:11	2	0.0	0.0	0.0	0.0	0			,		1.81	3724886
2026-04-02 09:42:11	3	0.0	0.0	0.0	0.0	0			,		0.95	3724887
2026-04-02 09:45:11	4	0.0	0.0	0.0	0.0	0			,		1.61	3724888
2026-04-02 09:48:11	5	0.0	0.0	-13.5	0.0	1			,		0.94	3724889
2026-04-02 09:51:11	6	-1.4	-10.5	-15.0	0.3	99	-4.3	-23.2	-0.40, 0.03	0.40	1.46	3724890
2026-04-02 09:54:11	7	-2.3	-11.6	-16.0	0.5	149	-3.6	-23.7	-0.41, 0.04	0.41	3.07	3724891
2026-04-02 09:57:11	8	-3.9	-14.3	-16.7	0.7	208	-2.7	-24.4	-0.42, 0.06	0.42	0.00	3724892
2026-04-02 10:00:11	9	-6.5	-17.0	-18.1	1.1	337	-3.2	-22.2	-0.38, 0.05	0.38	0.00	3724893
2026-04-02 10:03:11	10	-10.7	-24.4	-17.2	1.8	553	-3.9	-20.3	-0.35, 0.04	0.35	0.00	3724894
2026-04-02 10:06:11	11	-13.6	-28.6	-18.4	2.2	664	-4.3	-19.8	-0.34, 0.03	0.34	0.00	3724895
2026-04-02 10:09:11	12	-16.1	-31.2	-17.1	2.6	791	-4.2	-20.3	-0.35, 0.03	0.35	0.00	3724896
2026-04-02 10:12:11	13	-19.4	-34.5	-17.6	3.0	932	-4.2	-19.4	-0.34, 0.03	0.34	0.00	3724897
2026-04-02 10:15:11	14	-21.4	-38.9	-18.0	3.3	996	-4.4	-18.9	-0.33, 0.03	0.33	0.00	3724898
2026-04-02 10:18:11	15	-23.7	-43.4	-18.3	3.5	1075	-4.5	-18.3	-0.32, 0.03	0.32	0.00	3724899