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 15411
Detector 24h operating status: Last processed image: 0 hours and 15 minutes ago (2026-04-11 09:27 UTC) Last detected dimming: 65 hours and 6 minutes ago (2026-04-08 16:36 UTC) Overview for dimming #: 15411 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 #: 15411
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-04-04 11:54:11 1 0.0 0.0 0.0 0.0 0 , 1.00 3725891

2026-04-04 11:57:11 2 0.0 0.0 0.0 0.0 0 , 1.71 3725892

2026-04-04 12:00:11 3 0.0 0.0 0.0 0.0 0 , 1.72 3725893

2026-04-04 12:03:11 4 -2.0 -11.3 -10.3 0.8 179 , 0.89 3725894

2026-04-04 12:06:11 5 -11.1 -18.5 -11.5 3.7 842 , 0.00 3725895

2026-04-04 12:09:11 6 -25.0 -19.8 -12.8 7.7 1777 -38.0 34.1 0.45, -0.55 0.71 4.82 3725896

2026-04-04 12:12:11 7 -41.8 -26.6 -14.4 11.3 2633 -38.6 34.3 0.45, -0.56 0.71 18.35 3725897

2026-04-04 12:15:11 8 -55.0 -30.8 -15.7 13.8 3226 -39.9 34.4 0.44, -0.57 0.72 7.17 3725898

2026-04-04 12:18:12 9 -70.2 -36.5 -17.1 16.0 3761 -39.8 34.4 0.44, -0.57 0.72 2.00 3725899

2026-04-04 12:21:00 10 -76.5 -37.2 -17.7 17.0 3980 -39.6 34.4 0.44, -0.57 0.72 5.54 3725900

2026-04-04 12:24:11 11 -79.6 -38.2 -18.6 17.0 3971 -40.0 34.3 0.44, -0.58 0.72 0.00 3725901

2026-04-04 12:27:00 12 -94.6 -39.4 -17.6 20.6 4843 -40.0 34.0 0.43, -0.58 0.72 0.00 3725902

2026-04-04 12:30:11 13 -95.0 -42.0 -17.3 21.1 4948 -40.3 33.7 0.43, -0.58 0.72 5.64 3725903

2026-04-04 12:33:11 14 -98.6 -43.7 -17.1 21.7 5101 -40.4 33.1 0.42, -0.58 0.72 0.00 3725904

2026-04-04 12:36:11 15 -103.7 -40.9 -17.2 22.9 5368 -40.6 32.6 0.41, -0.58 0.72 2.30 3725905

2026-04-04 12:39:11 16 -108.6 -40.1 -17.4 23.8 5614 -40.5 31.6 0.40, -0.58 0.71 0.00 3725906

2026-04-04 12:42:11 17 -112.5 -40.1 -17.2 24.3 5759 -40.3 31.3 0.40, -0.58 0.70 0.00 3725907

2026-04-04 12:45:11 18 -115.1 -39.0 -17.2 24.8 5894 8.0 16.9 0.29, 0.25 0.38 0.00 3725908

2026-04-04 12:48:11 19 -116.0 -39.7 -17.1 25.1 5972 7.5 18.0 0.31, 0.24 0.39 0.00 3725909

2026-04-04 12:51:11 20 -115.4 -40.4 -17.0 25.2 5992 9.5 14.6 0.25, 0.27 0.37 0.00 3725910

2026-04-04 12:54:11 21 -119.1 -39.9 -16.9 26.0 6242 12.6 11.6 0.20, 0.33 0.38 0.00 3725911

2026-04-04 12:57:11 22 -114.4 -39.8 -17.1 24.9 5989 11.9 10.8 0.19, 0.32 0.37 0.00 3725912

2026-04-04 13:00:11 23 -114.5 -38.7 -17.1 24.9 6037 11.4 11.4 0.20, 0.31 0.36 0.00 3725913

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
2026-04-04 11:54:11	1	0.0	0.0	0.0	0.0	0			,		1.00	3725891
2026-04-04 11:57:11	2	0.0	0.0	0.0	0.0	0			,		1.71	3725892
2026-04-04 12:00:11	3	0.0	0.0	0.0	0.0	0			,		1.72	3725893
2026-04-04 12:03:11	4	-2.0	-11.3	-10.3	0.8	179			,		0.89	3725894
2026-04-04 12:06:11	5	-11.1	-18.5	-11.5	3.7	842			,		0.00	3725895
2026-04-04 12:09:11	6	-25.0	-19.8	-12.8	7.7	1777	-38.0	34.1	0.45, -0.55	0.71	4.82	3725896
2026-04-04 12:12:11	7	-41.8	-26.6	-14.4	11.3	2633	-38.6	34.3	0.45, -0.56	0.71	18.35	3725897
2026-04-04 12:15:11	8	-55.0	-30.8	-15.7	13.8	3226	-39.9	34.4	0.44, -0.57	0.72	7.17	3725898
2026-04-04 12:18:12	9	-70.2	-36.5	-17.1	16.0	3761	-39.8	34.4	0.44, -0.57	0.72	2.00	3725899
2026-04-04 12:21:00	10	-76.5	-37.2	-17.7	17.0	3980	-39.6	34.4	0.44, -0.57	0.72	5.54	3725900
2026-04-04 12:24:11	11	-79.6	-38.2	-18.6	17.0	3971	-40.0	34.3	0.44, -0.58	0.72	0.00	3725901
2026-04-04 12:27:00	12	-94.6	-39.4	-17.6	20.6	4843	-40.0	34.0	0.43, -0.58	0.72	0.00	3725902
2026-04-04 12:30:11	13	-95.0	-42.0	-17.3	21.1	4948	-40.3	33.7	0.43, -0.58	0.72	5.64	3725903
2026-04-04 12:33:11	14	-98.6	-43.7	-17.1	21.7	5101	-40.4	33.1	0.42, -0.58	0.72	0.00	3725904
2026-04-04 12:36:11	15	-103.7	-40.9	-17.2	22.9	5368	-40.6	32.6	0.41, -0.58	0.72	2.30	3725905
2026-04-04 12:39:11	16	-108.6	-40.1	-17.4	23.8	5614	-40.5	31.6	0.40, -0.58	0.71	0.00	3725906
2026-04-04 12:42:11	17	-112.5	-40.1	-17.2	24.3	5759	-40.3	31.3	0.40, -0.58	0.70	0.00	3725907
2026-04-04 12:45:11	18	-115.1	-39.0	-17.2	24.8	5894	8.0	16.9	0.29, 0.25	0.38	0.00	3725908
2026-04-04 12:48:11	19	-116.0	-39.7	-17.1	25.1	5972	7.5	18.0	0.31, 0.24	0.39	0.00	3725909
2026-04-04 12:51:11	20	-115.4	-40.4	-17.0	25.2	5992	9.5	14.6	0.25, 0.27	0.37	0.00	3725910
2026-04-04 12:54:11	21	-119.1	-39.9	-16.9	26.0	6242	12.6	11.6	0.20, 0.33	0.38	0.00	3725911
2026-04-04 12:57:11	22	-114.4	-39.8	-17.1	24.9	5989	11.9	10.8	0.19, 0.32	0.37	0.00	3725912
2026-04-04 13:00:11	23	-114.5	-38.7	-17.1	24.9	6037	11.4	11.4	0.20, 0.31	0.36	0.00	3725913