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 14581
Detector 24h operating status: Last processed image: 0 hours and 20 minutes ago (2026-03-05 05:48 UTC) Last detected dimming: 0 hours and 23 minutes ago (2026-03-05 05:45 UTC) Overview for dimming #: 14581 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 #: 14581
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2025-12-05 11:27:11 1 0.0 0.0 0.0 0.0 0 , 1.52 3606926

2025-12-05 11:30:35 2 0.0 0.0 0.0 0.0 0 , 0.00 3606927

2025-12-05 11:33:11 3 -0.6 -6.1 -15.6 0.1 37 , 0.00 3606931

2025-12-05 11:36:11 4 -10.6 -18.9 -14.5 2.5 706 30.8 -9.0 -0.14, 0.51 0.53 1.14 3606932

2025-12-05 11:39:11 5 -16.9 -26.8 -16.4 3.5 980 31.5 -9.7 -0.14, 0.53 0.54 1.26 3606933

2025-12-05 11:42:11 6 -22.0 -32.6 -17.9 4.1 1153 31.5 -9.9 -0.15, 0.52 0.55 0.98 3606934

2025-12-05 11:45:11 7 -24.4 -35.5 -18.8 4.2 1193 31.7 -10.2 -0.15, 0.53 0.55 0.00 3606938

2025-12-05 11:48:11 8 -27.2 -36.8 -19.5 4.5 1268 32.0 -10.3 -0.15, 0.53 0.55 0.00 3606939

2025-12-05 11:51:11 9 -28.3 -37.3 -19.4 4.6 1310 32.2 -10.5 -0.16, 0.53 0.56 0.00 3606944

2025-12-05 11:54:11 10 -29.5 -37.6 -20.3 4.7 1332 32.4 -10.4 -0.16, 0.54 0.56 0.00 3606945

2025-12-05 11:57:11 11 -33.5 -37.9 -17.5 6.0 1651 32.5 -10.6 -0.16, 0.54 0.56 0.00 3606946

2025-12-05 12:00:11 12 -31.5 -38.1 -20.6 5.0 1404 32.6 -10.7 -0.16, 0.54 0.56 0.00 3606947

2025-12-05 12:03:11 13 -35.2 -39.7 -20.1 5.6 1573 32.5 -10.9 -0.16, 0.54 0.56 2.02 3606950

2025-12-05 12:06:35 14 -37.1 -44.9 -21.2 5.6 1579 32.7 -11.7 -0.17, 0.54 0.57 0.84 3606951

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
2025-12-05 11:27:11	1	0.0	0.0	0.0	0.0	0			,		1.52	3606926
2025-12-05 11:30:35	2	0.0	0.0	0.0	0.0	0			,		0.00	3606927
2025-12-05 11:33:11	3	-0.6	-6.1	-15.6	0.1	37			,		0.00	3606931
2025-12-05 11:36:11	4	-10.6	-18.9	-14.5	2.5	706	30.8	-9.0	-0.14, 0.51	0.53	1.14	3606932
2025-12-05 11:39:11	5	-16.9	-26.8	-16.4	3.5	980	31.5	-9.7	-0.14, 0.53	0.54	1.26	3606933
2025-12-05 11:42:11	6	-22.0	-32.6	-17.9	4.1	1153	31.5	-9.9	-0.15, 0.52	0.55	0.98	3606934
2025-12-05 11:45:11	7	-24.4	-35.5	-18.8	4.2	1193	31.7	-10.2	-0.15, 0.53	0.55	0.00	3606938
2025-12-05 11:48:11	8	-27.2	-36.8	-19.5	4.5	1268	32.0	-10.3	-0.15, 0.53	0.55	0.00	3606939
2025-12-05 11:51:11	9	-28.3	-37.3	-19.4	4.6	1310	32.2	-10.5	-0.16, 0.53	0.56	0.00	3606944
2025-12-05 11:54:11	10	-29.5	-37.6	-20.3	4.7	1332	32.4	-10.4	-0.16, 0.54	0.56	0.00	3606945
2025-12-05 11:57:11	11	-33.5	-37.9	-17.5	6.0	1651	32.5	-10.6	-0.16, 0.54	0.56	0.00	3606946
2025-12-05 12:00:11	12	-31.5	-38.1	-20.6	5.0	1404	32.6	-10.7	-0.16, 0.54	0.56	0.00	3606947
2025-12-05 12:03:11	13	-35.2	-39.7	-20.1	5.6	1573	32.5	-10.9	-0.16, 0.54	0.56	2.02	3606950
2025-12-05 12:06:35	14	-37.1	-44.9	-21.2	5.6	1579	32.7	-11.7	-0.17, 0.54	0.57	0.84	3606951