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 14545
Detector 24h operating status: Last processed image: 0 hours and 22 minutes ago (2026-03-05 14:06 UTC) Last detected dimming: 3 hours and 49 minutes ago (2026-03-05 10:39 UTC) Overview for dimming #: 14545 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 #: 14545
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2025-12-02 08:00:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3603952

2025-12-02 08:03:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3603955

2025-12-02 08:06:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3603956

2025-12-02 08:09:11 4 0.0 0.0 0.0 0.0 0 , 0.00 3603959

2025-12-02 08:12:11 5 0.0 0.0 0.0 0.0 0 , 2.48 3603960

2025-12-02 08:15:11 6 -2.0 -8.7 -9.4 0.0 206 1.08, 0.45 1.17 1.38 3603963

2025-12-02 08:18:11 7 -3.4 -11.0 -9.4 0.0 320 1.07, 0.45 1.16 0.96 3603964

2025-12-02 08:21:11 8 -4.6 -12.9 -9.3 0.0 436 1.08, 0.45 1.17 0.00 3603967

2025-12-02 08:24:11 9 -7.6 -16.4 -11.0 0.0 638 1.08, 0.44 1.17 0.00 3603968

2025-12-02 08:27:11 10 -9.2 -16.7 -11.3 0.0 752 1.09, 0.44 1.17 0.00 3603971

2025-12-02 08:30:11 11 -9.7 -18.6 -11.6 0.0 778 1.09, 0.44 1.17 0.00 3603972

2025-12-02 08:33:11 12 -11.3 -19.4 -11.8 0.0 880 1.09, 0.44 1.17 0.00 3603975

2025-12-02 08:36:11 13 -12.5 -20.0 -12.1 0.0 951 1.09, 0.43 1.17 0.00 3603976

2025-12-02 08:39:11 14 -14.4 -21.4 -12.7 0.0 1048 1.09, 0.44 1.17 0.00 3603979

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
2025-12-02 08:00:11	1	0.0	0.0	0.0	0	,		0.00	3603952
2025-12-02 08:03:11	2	0.0	0.0	0.0	0	,		0.00	3603955
2025-12-02 08:06:11	3	0.0	0.0	0.0	0	,		0.00	3603956
2025-12-02 08:09:11	4	0.0	0.0	0.0	0	,		0.00	3603959
2025-12-02 08:12:11	5	0.0	0.0	0.0	0	,		2.48	3603960
2025-12-02 08:15:11	6	-2.0	-8.7	-9.4	206	1.08, 0.45	1.17	1.38	3603963
2025-12-02 08:18:11	7	-3.4	-11.0	-9.4	320	1.07, 0.45	1.16	0.96	3603964
2025-12-02 08:21:11	8	-4.6	-12.9	-9.3	436	1.08, 0.45	1.17	0.00	3603967
2025-12-02 08:24:11	9	-7.6	-16.4	-11.0	638	1.08, 0.44	1.17	0.00	3603968
2025-12-02 08:27:11	10	-9.2	-16.7	-11.3	752	1.09, 0.44	1.17	0.00	3603971
2025-12-02 08:30:11	11	-9.7	-18.6	-11.6	778	1.09, 0.44	1.17	0.00	3603972
2025-12-02 08:33:11	12	-11.3	-19.4	-11.8	880	1.09, 0.44	1.17	0.00	3603975
2025-12-02 08:36:11	13	-12.5	-20.0	-12.1	951	1.09, 0.43	1.17	0.00	3603976
2025-12-02 08:39:11	14	-14.4	-21.4	-12.7	1048	1.09, 0.44	1.17	0.00	3603979