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 13408
Detector 24h operating status: Last processed image: 0 hours and 24 minutes ago (2026-01-16 11:48 UTC) Last detected dimming: 1 hours and 23 minutes ago (2026-01-16 10:48 UTC) Overview for dimming #: 13408 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 #: 13408
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2025-07-25 22:57:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3481947

2025-07-25 23:00:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3481948

2025-07-25 23:03:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3481949

2025-07-25 23:06:11 4 0.0 0.0 0.0 0.0 0 , 0.00 3481952

2025-07-25 23:09:11 5 0.0 0.0 0.0 0.0 0 , 0.00 3481954

2025-07-25 23:12:11 6 0.0 0.0 -12.1 0.0 2 1.00, -0.03 1.00 1.33 3481955

2025-07-25 23:15:11 7 0.0 0.0 0.0 0.0 0 , 0.00 3481956

2025-07-25 23:18:11 8 -0.8 -6.6 -7.6 0.0 97 1.16, 0.10 1.17 0.00 3481960

2025-07-25 23:21:11 9 -2.3 -9.1 -8.2 0.0 266 1.16, 0.11 1.17 0.00 3481961

2025-07-25 23:24:11 10 -2.9 -9.0 -8.5 0.0 326 1.17, 0.10 1.17 0.00 3481964

2025-07-25 23:27:11 11 -3.5 -10.2 -8.9 0.0 385 1.17, 0.09 1.17 0.00 3481965

2025-07-25 23:30:11 12 -4.7 -10.7 -9.1 0.0 505 1.17, 0.09 1.17 0.00 3481968

2025-07-25 23:33:11 13 -5.5 -11.8 -9.2 0.0 573 1.16, 0.09 1.17 0.00 3481969

2025-07-25 23:36:11 14 -6.9 -11.9 -8.5 0.0 745 1.17, 0.09 1.17 0.00 3481971

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	size	x,y in R☉	dist. R☉	detection	Img ID
2025-07-25 22:57:11	1	0.0	0.0	0.0	0	,		0.00	3481947
2025-07-25 23:00:11	2	0.0	0.0	0.0	0	,		0.00	3481948
2025-07-25 23:03:11	3	0.0	0.0	0.0	0	,		0.00	3481949
2025-07-25 23:06:11	4	0.0	0.0	0.0	0	,		0.00	3481952
2025-07-25 23:09:11	5	0.0	0.0	0.0	0	,		0.00	3481954
2025-07-25 23:12:11	6	0.0	0.0	-12.1	2	1.00, -0.03	1.00	1.33	3481955
2025-07-25 23:15:11	7	0.0	0.0	0.0	0	,		0.00	3481956
2025-07-25 23:18:11	8	-0.8	-6.6	-7.6	97	1.16, 0.10	1.17	0.00	3481960
2025-07-25 23:21:11	9	-2.3	-9.1	-8.2	266	1.16, 0.11	1.17	0.00	3481961
2025-07-25 23:24:11	10	-2.9	-9.0	-8.5	326	1.17, 0.10	1.17	0.00	3481964
2025-07-25 23:27:11	11	-3.5	-10.2	-8.9	385	1.17, 0.09	1.17	0.00	3481965
2025-07-25 23:30:11	12	-4.7	-10.7	-9.1	505	1.17, 0.09	1.17	0.00	3481968
2025-07-25 23:33:11	13	-5.5	-11.8	-9.2	573	1.16, 0.09	1.17	0.00	3481969
2025-07-25 23:36:11	14	-6.9	-11.9	-8.5	745	1.17, 0.09	1.17	0.00	3481971