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 12594
Detector 24h operating status: Last processed image: 0 hours and 17 minutes ago (2025-12-14 15:00 UTC) Last detected dimming: 2 hours and 2 minutes ago (2025-12-14 13:15 UTC) Overview for dimming #: 12594 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 #: 12594
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2025-04-21 03:54:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3391036

2025-04-21 03:57:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3391037

2025-04-21 04:00:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3391040

2025-04-21 04:03:11 4 0.0 0.0 0.0 0.0 0 , 0.00 3391041

2025-04-21 04:06:11 5 0.0 0.0 -5.9 0.0 3 14.6 -15.4 -0.26, 0.34 0.43 1.65 3391044

2025-04-21 04:09:11 6 0.0 0.0 0.0 0.0 0 , 1.40 3391045

2025-04-21 04:12:11 7 -0.5 -6.1 -20.2 0.1 30 16.5 -22.8 -0.38, 0.37 0.53 0.00 3391048

2025-04-21 04:15:11 8 -0.6 -7.6 -20.0 0.1 32 16.5 -22.8 -0.38, 0.37 0.53 0.00 3391049

2025-04-21 04:18:11 9 -1.0 -10.5 -19.0 0.2 52 16.6 -22.8 -0.38, 0.37 0.53 0.00 3391053

2025-04-21 04:21:11 10 -1.1 -10.7 -16.9 0.2 63 16.6 -22.8 -0.38, 0.37 0.53 0.00 3391054

2025-04-21 04:24:11 11 -1.0 -11.2 -23.6 0.2 45 16.6 -22.9 -0.38, 0.37 0.53 0.00 3391056

2025-04-21 04:27:11 12 -1.3 -11.3 -18.1 0.3 72 16.6 -22.8 -0.38, 0.37 0.53 0.00 3391057

2025-04-21 04:30:11 13 -0.9 -8.1 -17.8 0.2 53 16.6 -22.6 -0.37, 0.37 0.52 0.00 3391060

2025-04-21 04:33:11 14 -0.3 -2.9 -20.1 0.1 17 16.7 -22.8 -0.38, 0.37 0.53 0.00 3391061

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
2025-04-21 03:54:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3391036
2025-04-21 03:57:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3391037
2025-04-21 04:00:11	3	0.0	0.0	0.0	0.0	0			,		0.00	3391040
2025-04-21 04:03:11	4	0.0	0.0	0.0	0.0	0			,		0.00	3391041
2025-04-21 04:06:11	5	0.0	0.0	-5.9	0.0	3	14.6	-15.4	-0.26, 0.34	0.43	1.65	3391044
2025-04-21 04:09:11	6	0.0	0.0	0.0	0.0	0			,		1.40	3391045
2025-04-21 04:12:11	7	-0.5	-6.1	-20.2	0.1	30	16.5	-22.8	-0.38, 0.37	0.53	0.00	3391048
2025-04-21 04:15:11	8	-0.6	-7.6	-20.0	0.1	32	16.5	-22.8	-0.38, 0.37	0.53	0.00	3391049
2025-04-21 04:18:11	9	-1.0	-10.5	-19.0	0.2	52	16.6	-22.8	-0.38, 0.37	0.53	0.00	3391053
2025-04-21 04:21:11	10	-1.1	-10.7	-16.9	0.2	63	16.6	-22.8	-0.38, 0.37	0.53	0.00	3391054
2025-04-21 04:24:11	11	-1.0	-11.2	-23.6	0.2	45	16.6	-22.9	-0.38, 0.37	0.53	0.00	3391056
2025-04-21 04:27:11	12	-1.3	-11.3	-18.1	0.3	72	16.6	-22.8	-0.38, 0.37	0.53	0.00	3391057
2025-04-21 04:30:11	13	-0.9	-8.1	-17.8	0.2	53	16.6	-22.6	-0.37, 0.37	0.52	0.00	3391060
2025-04-21 04:33:11	14	-0.3	-2.9	-20.1	0.1	17	16.7	-22.8	-0.38, 0.37	0.53	0.00	3391061