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 13753
Detector 24h operating status: Last processed image: 0 hours and 20 minutes ago (2025-09-08 00:51 UTC) Last detected dimming: 0 hours and 19 minutes ago (2025-09-08 00:51 UTC) Overview for dimming #: 13753 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 #: 13753
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2025-08-31 15:15:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3515931

2025-08-31 15:18:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3515934

2025-08-31 15:21:47 3 0.0 0.0 0.0 0.0 0 , 0.00 3515935

2025-08-31 15:24:11 4 0.0 0.0 0.0 0.0 0 , 0.93 3515938

2025-08-31 15:27:11 5 0.0 0.0 0.0 0.0 0 , 1.13 3515939

2025-08-31 15:30:11 6 0.0 0.0 0.0 0.0 0 , 3.98 3515942

2025-08-31 15:33:11 7 0.0 0.0 0.0 0.0 0 , 6.64 3515943

2025-08-31 15:36:11 8 0.0 0.0 0.0 0.0 0 , 0.95 3515946

2025-08-31 15:39:11 9 -5.6 -13.7 -11.7 1.9 354 , 1.32 3515947

2025-08-31 15:42:11 10 -6.2 -12.2 -11.8 2.2 396 , 0.00 3515950

2025-08-31 15:45:11 11 -7.5 -16.2 -10.7 2.8 505 , 0.00 3515951

2025-08-31 15:48:11 12 -9.3 -13.5 -12.1 3.5 606 , 0.00 3515954

2025-08-31 15:51:11 13 -10.0 -18.6 -11.7 3.5 620 , 0.00 3515955

2025-08-31 15:54:11 14 -11.2 -26.0 -11.5 3.8 689 , 0.00 3515958

2025-08-31 15:57:11 15 -11.6 -25.0 -11.4 4.1 736 , 0.00 3515959

2025-08-31 16:00:11 16 -10.4 -18.7 -12.5 3.5 624 , 0.00 3515962

2025-08-31 16:03:11 17 -10.9 -22.9 -11.3 3.7 648 , 0.00 3515963

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	x,y in R☉	detection	Img ID
2025-08-31 15:15:11	1	0.0	0.0	0.0	0.0	0	,	0.00	3515931
2025-08-31 15:18:11	2	0.0	0.0	0.0	0.0	0	,	0.00	3515934
2025-08-31 15:21:47	3	0.0	0.0	0.0	0.0	0	,	0.00	3515935
2025-08-31 15:24:11	4	0.0	0.0	0.0	0.0	0	,	0.93	3515938
2025-08-31 15:27:11	5	0.0	0.0	0.0	0.0	0	,	1.13	3515939
2025-08-31 15:30:11	6	0.0	0.0	0.0	0.0	0	,	3.98	3515942
2025-08-31 15:33:11	7	0.0	0.0	0.0	0.0	0	,	6.64	3515943
2025-08-31 15:36:11	8	0.0	0.0	0.0	0.0	0	,	0.95	3515946
2025-08-31 15:39:11	9	-5.6	-13.7	-11.7	1.9	354	,	1.32	3515947
2025-08-31 15:42:11	10	-6.2	-12.2	-11.8	2.2	396	,	0.00	3515950
2025-08-31 15:45:11	11	-7.5	-16.2	-10.7	2.8	505	,	0.00	3515951
2025-08-31 15:48:11	12	-9.3	-13.5	-12.1	3.5	606	,	0.00	3515954
2025-08-31 15:51:11	13	-10.0	-18.6	-11.7	3.5	620	,	0.00	3515955
2025-08-31 15:54:11	14	-11.2	-26.0	-11.5	3.8	689	,	0.00	3515958
2025-08-31 15:57:11	15	-11.6	-25.0	-11.4	4.1	736	,	0.00	3515959
2025-08-31 16:00:11	16	-10.4	-18.7	-12.5	3.5	624	,	0.00	3515962
2025-08-31 16:03:11	17	-10.9	-22.9	-11.3	3.7	648	,	0.00	3515963