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 16255
Detector 24h operating status: Last processed image: 0 hours and 23 minutes ago (2026-09-16 16:27 UTC) Last detected dimming: 48 hours and 35 minutes ago (2026-09-14 16:15 UTC) Overview for dimming #: 16255 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 #: 16255
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-09-09 01:15:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3872948

2026-09-09 01:18:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3872949

2026-09-09 01:21:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3872952

2026-09-09 01:24:11 4 0.0 0.0 0.0 0.0 0 , 0.00 3872955

2026-09-09 01:27:11 5 0.0 0.0 0.0 0.0 0 , 0.00 3872956

2026-09-09 01:30:11 6 -2.3 -8.0 -7.8 0.0 284 1.09, 0.06 1.09 4.03 3872957

2026-09-09 01:33:11 7 -4.6 -8.7 -8.0 0.0 563 1.09, 0.05 1.09 0.87 3872959

2026-09-09 01:36:11 8 -4.4 -9.3 -7.5 0.0 574 1.10, 0.02 1.10 0.92 3872963

2026-09-09 01:39:11 9 -4.8 -8.3 -7.5 0.0 632 1.10, 0.04 1.10 0.00 3872964

2026-09-09 01:42:11 10 -3.9 -7.9 -7.3 0.0 529 , 0.00 3872965

2026-09-09 01:45:11 11 -3.0 -7.2 -7.1 0.0 412 , 0.00 3872968

2026-09-09 01:48:11 12 -4.7 -8.4 -7.5 0.1 585 12.7 2.5 0.04, 0.10 0.11 0.00 3872969

2026-09-09 01:51:11 13 -4.2 -9.6 -8.0 0.1 505 12.8 2.4 0.04, 0.10 0.11 0.00 3872971

2026-09-09 01:54:11 14 -3.7 -8.6 -7.7 0.1 431 12.7 2.6 0.04, 0.10 0.11 0.00 3872975

2026-09-09 01:57:11 15 -4.2 -8.7 -8.3 0.1 469 12.8 2.4 0.04, 0.10 0.11 0.00 3872976

2026-09-09 02:00:11 16 -5.8 -10.1 -8.7 0.1 619 1.08, 0.16 1.09 0.00 3872979

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
2026-09-09 01:15:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3872948
2026-09-09 01:18:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3872949
2026-09-09 01:21:11	3	0.0	0.0	0.0	0.0	0			,		0.00	3872952
2026-09-09 01:24:11	4	0.0	0.0	0.0	0.0	0			,		0.00	3872955
2026-09-09 01:27:11	5	0.0	0.0	0.0	0.0	0			,		0.00	3872956
2026-09-09 01:30:11	6	-2.3	-8.0	-7.8	0.0	284			1.09, 0.06	1.09	4.03	3872957
2026-09-09 01:33:11	7	-4.6	-8.7	-8.0	0.0	563			1.09, 0.05	1.09	0.87	3872959
2026-09-09 01:36:11	8	-4.4	-9.3	-7.5	0.0	574			1.10, 0.02	1.10	0.92	3872963
2026-09-09 01:39:11	9	-4.8	-8.3	-7.5	0.0	632			1.10, 0.04	1.10	0.00	3872964
2026-09-09 01:42:11	10	-3.9	-7.9	-7.3	0.0	529			,		0.00	3872965
2026-09-09 01:45:11	11	-3.0	-7.2	-7.1	0.0	412			,		0.00	3872968
2026-09-09 01:48:11	12	-4.7	-8.4	-7.5	0.1	585	12.7	2.5	0.04, 0.10	0.11	0.00	3872969
2026-09-09 01:51:11	13	-4.2	-9.6	-8.0	0.1	505	12.8	2.4	0.04, 0.10	0.11	0.00	3872971
2026-09-09 01:54:11	14	-3.7	-8.6	-7.7	0.1	431	12.7	2.6	0.04, 0.10	0.11	0.00	3872975
2026-09-09 01:57:11	15	-4.2	-8.7	-8.3	0.1	469	12.8	2.4	0.04, 0.10	0.11	0.00	3872976
2026-09-09 02:00:11	16	-5.8	-10.1	-8.7	0.1	619			1.08, 0.16	1.09	0.00	3872979