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 13823
Detector 24h operating status: Last processed image: 0 hours and 20 minutes ago (2025-09-14 17:03 UTC) Last detected dimming: 2 hours and 50 minutes ago (2025-09-14 14:33 UTC) Overview for dimming #: 13823 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 #: 13823
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2025-09-07 22:03:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3522900

2025-09-07 22:06:11 2 0.0 0.0 0.0 0.0 0 , 1.07 3522903

2025-09-07 22:09:11 3 0.0 0.0 0.0 0.0 0 , 1.58 3522904

2025-09-07 22:12:11 4 0.0 0.0 0.0 0.0 0 , 0.99 3522907

2025-09-07 22:15:11 5 0.0 0.0 0.0 0.0 0 , 0.00 3522908

2025-09-07 22:18:11 6 -0.8 -5.0 -8.2 0.3 83 -21.1 -6.8 -0.11, -0.48 0.49 3.13 3522911

2025-09-07 22:21:11 7 -0.7 -4.5 -7.6 0.3 73 -21.1 -6.8 -0.11, -0.48 0.49 2.09 3522914

2025-09-07 22:24:11 8 -1.0 -6.6 -8.5 0.4 101 -21.1 -6.7 -0.11, -0.48 0.49 1.46 3522915

2025-09-07 22:27:11 9 -1.8 -6.2 -7.9 0.7 205 -19.8 -6.6 -0.11, -0.46 0.47 1.65 3522916

2025-09-07 22:30:11 10 -1.4 -6.1 -8.0 0.6 158 -20.1 -6.7 -0.11, -0.47 0.48 1.00 3522919

2025-09-07 22:33:11 11 -1.8 -8.1 -8.4 0.7 200 -21.1 -6.7 -0.11, -0.48 0.49 0.00 3522922

2025-09-07 22:36:11 12 -2.2 -9.4 -8.6 0.8 227 -20.9 -6.8 -0.11, -0.48 0.49 0.00 3522923

2025-09-07 22:39:35 13 -2.2 -9.4 -9.1 0.8 218 -21.2 -7.0 -0.12, -0.48 0.50 0.00 3522924

2025-09-07 22:42:11 14 -2.5 -11.0 -9.3 0.9 240 -21.4 -7.3 -0.12, -0.48 0.50 0.00 3522927

2025-09-07 22:45:23 15 -2.5 -11.7 -9.8 0.8 221 -21.4 -7.3 -0.12, -0.48 0.50 0.00 3522928

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
2025-09-07 22:03:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3522900
2025-09-07 22:06:11	2	0.0	0.0	0.0	0.0	0			,		1.07	3522903
2025-09-07 22:09:11	3	0.0	0.0	0.0	0.0	0			,		1.58	3522904
2025-09-07 22:12:11	4	0.0	0.0	0.0	0.0	0			,		0.99	3522907
2025-09-07 22:15:11	5	0.0	0.0	0.0	0.0	0			,		0.00	3522908
2025-09-07 22:18:11	6	-0.8	-5.0	-8.2	0.3	83	-21.1	-6.8	-0.11, -0.48	0.49	3.13	3522911
2025-09-07 22:21:11	7	-0.7	-4.5	-7.6	0.3	73	-21.1	-6.8	-0.11, -0.48	0.49	2.09	3522914
2025-09-07 22:24:11	8	-1.0	-6.6	-8.5	0.4	101	-21.1	-6.7	-0.11, -0.48	0.49	1.46	3522915
2025-09-07 22:27:11	9	-1.8	-6.2	-7.9	0.7	205	-19.8	-6.6	-0.11, -0.46	0.47	1.65	3522916
2025-09-07 22:30:11	10	-1.4	-6.1	-8.0	0.6	158	-20.1	-6.7	-0.11, -0.47	0.48	1.00	3522919
2025-09-07 22:33:11	11	-1.8	-8.1	-8.4	0.7	200	-21.1	-6.7	-0.11, -0.48	0.49	0.00	3522922
2025-09-07 22:36:11	12	-2.2	-9.4	-8.6	0.8	227	-20.9	-6.8	-0.11, -0.48	0.49	0.00	3522923
2025-09-07 22:39:35	13	-2.2	-9.4	-9.1	0.8	218	-21.2	-7.0	-0.12, -0.48	0.50	0.00	3522924
2025-09-07 22:42:11	14	-2.5	-11.0	-9.3	0.9	240	-21.4	-7.3	-0.12, -0.48	0.50	0.00	3522927
2025-09-07 22:45:23	15	-2.5	-11.7	-9.8	0.8	221	-21.4	-7.3	-0.12, -0.48	0.50	0.00	3522928