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 13482
Detector 24h operating status: Last processed image: 0 hours and 21 minutes ago (2025-08-04 13:39 UTC) Last detected dimming: 1 hours and 54 minutes ago (2025-08-04 12:06 UTC) Overview for dimming #: 13482 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 #: 13482
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2025-08-01 12:09:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3487898

2025-08-01 12:12:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3487901

2025-08-01 12:15:11 3 0.0 0.0 0.0 0.0 0 , 1.15 3487902

2025-08-01 12:18:11 4 0.0 0.0 0.0 0.0 0 , 0.00 3487905

2025-08-01 12:21:11 5 -0.4 -5.1 -14.3 0.1 29 , 0.00 3487906

2025-08-01 12:24:11 6 -2.0 -12.7 -17.7 0.4 117 , 5.73 3487909

2025-08-01 12:27:11 7 -3.3 -13.9 -18.1 0.6 182 , 8.25 3487910

2025-08-01 12:30:11 8 -3.8 -14.1 -15.1 0.7 215 , 0.00 3487913

2025-08-01 12:33:11 9 -4.7 -14.1 -13.5 0.9 265 , 0.00 3487914

2025-08-01 12:36:11 10 -4.4 -12.4 -14.6 0.9 254 , 0.00 3487917

2025-08-01 12:39:11 11 -4.7 -15.5 -17.2 0.8 237 3.7 21.7 0.37, -0.03 0.37 0.93 3487918

2025-08-01 12:42:11 12 -4.8 -18.4 -17.5 0.8 224 2.5 22.8 0.39, -0.05 0.40 0.00 3487921

2025-08-01 12:45:11 13 -5.1 -20.9 -19.0 0.8 222 4.7 21.5 0.37, -0.01 0.37 0.00 3487922

2025-08-01 12:48:11 14 -7.2 -22.3 -16.4 1.2 355 3.3 21.8 0.38, -0.04 0.38 0.00 3487925

2025-08-01 12:51:11 15 -8.9 -19.7 -14.4 1.6 470 6.0 19.7 0.34, 0.01 0.34 0.00 3487926

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
2025-08-01 12:09:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3487898
2025-08-01 12:12:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3487901
2025-08-01 12:15:11	3	0.0	0.0	0.0	0.0	0			,		1.15	3487902
2025-08-01 12:18:11	4	0.0	0.0	0.0	0.0	0			,		0.00	3487905
2025-08-01 12:21:11	5	-0.4	-5.1	-14.3	0.1	29			,		0.00	3487906
2025-08-01 12:24:11	6	-2.0	-12.7	-17.7	0.4	117			,		5.73	3487909
2025-08-01 12:27:11	7	-3.3	-13.9	-18.1	0.6	182			,		8.25	3487910
2025-08-01 12:30:11	8	-3.8	-14.1	-15.1	0.7	215			,		0.00	3487913
2025-08-01 12:33:11	9	-4.7	-14.1	-13.5	0.9	265			,		0.00	3487914
2025-08-01 12:36:11	10	-4.4	-12.4	-14.6	0.9	254			,		0.00	3487917
2025-08-01 12:39:11	11	-4.7	-15.5	-17.2	0.8	237	3.7	21.7	0.37, -0.03	0.37	0.93	3487918
2025-08-01 12:42:11	12	-4.8	-18.4	-17.5	0.8	224	2.5	22.8	0.39, -0.05	0.40	0.00	3487921
2025-08-01 12:45:11	13	-5.1	-20.9	-19.0	0.8	222	4.7	21.5	0.37, -0.01	0.37	0.00	3487922
2025-08-01 12:48:11	14	-7.2	-22.3	-16.4	1.2	355	3.3	21.8	0.38, -0.04	0.38	0.00	3487925
2025-08-01 12:51:11	15	-8.9	-19.7	-14.4	1.6	470	6.0	19.7	0.34, 0.01	0.34	0.00	3487926