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 15518
Detector 24h operating status: Last processed image: 0 hours and 24 minutes ago (2026-05-03 09:21 UTC) Last detected dimming: 0 hours and 41 minutes ago (2026-05-03 09:03 UTC) Overview for dimming #: 15518 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 #: 15518
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-04-28 07:42:23 1 0.0 0.0 0.0 0.0 0 , 0.00 3745871

2026-04-28 07:45:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3745874

2026-04-28 07:48:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3745875

2026-04-28 07:51:11 4 0.0 0.0 0.0 0.0 0 , 0.00 3745878

2026-04-28 07:54:11 5 0.0 0.0 0.0 0.0 0 , 0.00 3745879

2026-04-28 07:57:11 6 0.0 0.0 0.0 0.0 0 , 4.30 3745882

2026-04-28 08:00:11 7 0.0 0.0 0.0 0.0 0 , 1.26 3745883

2026-04-28 08:03:11 8 0.0 0.0 0.0 0.0 0 , 7.88 3745886

2026-04-28 08:06:11 9 0.0 0.0 0.0 0.0 0 , 1.27 3745887

2026-04-28 08:09:11 10 0.0 0.0 0.0 0.0 0 , 1.45 3745890

2026-04-28 08:12:11 11 0.0 0.0 0.0 0.0 0 , 2.41 3745891

2026-04-28 08:15:11 12 -10.5 -25.0 -28.0 1.4 380 24.4 3.4 0.06, 0.49 0.49 0.91 3745894

2026-04-28 08:18:11 13 -15.4 -30.4 -30.7 1.9 509 25.0 0.8 0.01, 0.50 0.50 0.00 3745895

2026-04-28 08:21:11 14 -24.0 -34.3 -23.3 3.7 963 24.4 1.0 0.02, 0.49 0.49 17.55 3745898

2026-04-28 08:24:11 15 -36.9 -43.5 -29.3 4.5 1196 23.9 -0.9 -0.01, 0.48 0.48 17.26 3745899

2026-04-28 08:27:11 16 -52.2 -56.8 -26.8 6.5 1688 24.0 -0.7 -0.01, 0.48 0.48 19.20 3745902

2026-04-28 08:30:11 17 -61.7 -63.1 -31.3 6.8 1783 23.2 1.3 0.02, 0.47 0.47 13.51 3745903

2026-04-28 08:33:11 18 -69.0 -69.9 -33.5 7.2 1891 23.0 2.0 0.03, 0.47 0.47 11.18 3745906

2026-04-28 08:36:11 19 -72.8 -71.5 -33.5 7.7 2009 23.3 1.2 0.02, 0.47 0.47 1.89 3745907

2026-04-28 08:39:11 20 -77.6 -72.6 -30.6 8.4 2186 22.3 3.7 0.06, 0.46 0.46 0.00 3745910

2026-04-28 08:42:11 21 -88.5 -71.5 -17.1 11.1 2914 23.2 1.8 0.03, 0.47 0.47 1.05 3745911

2026-04-28 08:45:11 22 -89.7 -69.1 -15.1 12.2 3181 23.4 0.9 0.02, 0.47 0.47 1.25 3745914

2026-04-28 08:48:11 23 -91.8 -70.0 -13.2 13.7 3553 23.9 -0.2 0.00, 0.48 0.48 2.25 3745915

2026-04-28 08:51:11 24 -94.8 -68.8 -13.0 15.1 3886 23.9 -0.2 0.00, 0.48 0.48 0.00 3745918

2026-04-28 08:54:11 25 -95.0 -67.0 -12.9 15.2 3926 23.6 0.3 0.01, 0.48 0.48 1.13 3745919

2026-04-28 08:57:11 26 -95.9 -67.5 -12.2 16.5 4235 24.0 -0.7 -0.01, 0.48 0.48 1.74 3745922

2026-04-28 09:00:11 27 -96.6 -68.2 -12.4 17.1 4388 24.0 -0.9 -0.01, 0.48 0.48 1.17 3745923

2026-04-28 09:03:11 28 -97.4 -68.3 -12.0 17.6 4507 23.7 -0.5 -0.01, 0.48 0.48 0.86 3745926

2026-04-28 09:06:11 29 -97.2 -66.6 -11.6 18.2 4640 23.5 0.0 0.00, 0.48 0.48 0.00 3745927

2026-04-28 09:09:11 30 -98.6 -63.3 -11.5 18.3 4691 22.9 1.8 0.03, 0.47 0.47 0.00 3745930

2026-04-28 09:12:11 31 -99.4 -58.7 -11.9 18.7 4785 23.0 1.8 0.03, 0.47 0.47 0.00 3745931

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
2026-04-28 07:42:23	1	0.0	0.0	0.0	0.0	0			,		0.00	3745871
2026-04-28 07:45:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3745874
2026-04-28 07:48:11	3	0.0	0.0	0.0	0.0	0			,		0.00	3745875
2026-04-28 07:51:11	4	0.0	0.0	0.0	0.0	0			,		0.00	3745878
2026-04-28 07:54:11	5	0.0	0.0	0.0	0.0	0			,		0.00	3745879
2026-04-28 07:57:11	6	0.0	0.0	0.0	0.0	0			,		4.30	3745882
2026-04-28 08:00:11	7	0.0	0.0	0.0	0.0	0			,		1.26	3745883
2026-04-28 08:03:11	8	0.0	0.0	0.0	0.0	0			,		7.88	3745886
2026-04-28 08:06:11	9	0.0	0.0	0.0	0.0	0			,		1.27	3745887
2026-04-28 08:09:11	10	0.0	0.0	0.0	0.0	0			,		1.45	3745890
2026-04-28 08:12:11	11	0.0	0.0	0.0	0.0	0			,		2.41	3745891
2026-04-28 08:15:11	12	-10.5	-25.0	-28.0	1.4	380	24.4	3.4	0.06, 0.49	0.49	0.91	3745894
2026-04-28 08:18:11	13	-15.4	-30.4	-30.7	1.9	509	25.0	0.8	0.01, 0.50	0.50	0.00	3745895
2026-04-28 08:21:11	14	-24.0	-34.3	-23.3	3.7	963	24.4	1.0	0.02, 0.49	0.49	17.55	3745898
2026-04-28 08:24:11	15	-36.9	-43.5	-29.3	4.5	1196	23.9	-0.9	-0.01, 0.48	0.48	17.26	3745899
2026-04-28 08:27:11	16	-52.2	-56.8	-26.8	6.5	1688	24.0	-0.7	-0.01, 0.48	0.48	19.20	3745902
2026-04-28 08:30:11	17	-61.7	-63.1	-31.3	6.8	1783	23.2	1.3	0.02, 0.47	0.47	13.51	3745903
2026-04-28 08:33:11	18	-69.0	-69.9	-33.5	7.2	1891	23.0	2.0	0.03, 0.47	0.47	11.18	3745906
2026-04-28 08:36:11	19	-72.8	-71.5	-33.5	7.7	2009	23.3	1.2	0.02, 0.47	0.47	1.89	3745907
2026-04-28 08:39:11	20	-77.6	-72.6	-30.6	8.4	2186	22.3	3.7	0.06, 0.46	0.46	0.00	3745910
2026-04-28 08:42:11	21	-88.5	-71.5	-17.1	11.1	2914	23.2	1.8	0.03, 0.47	0.47	1.05	3745911
2026-04-28 08:45:11	22	-89.7	-69.1	-15.1	12.2	3181	23.4	0.9	0.02, 0.47	0.47	1.25	3745914
2026-04-28 08:48:11	23	-91.8	-70.0	-13.2	13.7	3553	23.9	-0.2	0.00, 0.48	0.48	2.25	3745915
2026-04-28 08:51:11	24	-94.8	-68.8	-13.0	15.1	3886	23.9	-0.2	0.00, 0.48	0.48	0.00	3745918
2026-04-28 08:54:11	25	-95.0	-67.0	-12.9	15.2	3926	23.6	0.3	0.01, 0.48	0.48	1.13	3745919
2026-04-28 08:57:11	26	-95.9	-67.5	-12.2	16.5	4235	24.0	-0.7	-0.01, 0.48	0.48	1.74	3745922
2026-04-28 09:00:11	27	-96.6	-68.2	-12.4	17.1	4388	24.0	-0.9	-0.01, 0.48	0.48	1.17	3745923
2026-04-28 09:03:11	28	-97.4	-68.3	-12.0	17.6	4507	23.7	-0.5	-0.01, 0.48	0.48	0.86	3745926
2026-04-28 09:06:11	29	-97.2	-66.6	-11.6	18.2	4640	23.5	0.0	0.00, 0.48	0.48	0.00	3745927
2026-04-28 09:09:11	30	-98.6	-63.3	-11.5	18.3	4691	22.9	1.8	0.03, 0.47	0.47	0.00	3745930
2026-04-28 09:12:11	31	-99.4	-58.7	-11.9	18.7	4785	23.0	1.8	0.03, 0.47	0.47	0.00	3745931