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 13204
Detector 24h operating status: Last processed image: 0 hours and 30 minutes ago (2025-07-20 00:09 UTC) Last detected dimming: 0 hours and 30 minutes ago (2025-07-20 00:09 UTC) Overview for dimming #: 13204 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 #: 13204
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2025-07-03 11:18:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3460936

2025-07-03 11:21:23 2 0.0 0.0 0.0 0.0 0 , 0.00 3460937

2025-07-03 11:24:11 3 0.0 0.0 0.0 0.0 0 , 1.25 3460938

2025-07-03 11:27:11 4 0.0 0.0 0.0 0.0 0 , 0.00 3460942

2025-07-03 11:30:11 5 0.0 0.0 0.0 0.0 0 , 0.00 3460943

2025-07-03 11:33:11 6 0.0 0.0 0.0 0.0 0 , 1.17 3460944

2025-07-03 11:36:11 7 0.0 0.0 0.0 0.0 0 , 1.04 3460946

2025-07-03 11:39:11 8 0.0 0.0 0.0 0.0 0 , 0.00 3460953

2025-07-03 11:42:11 9 0.0 0.0 0.0 0.0 0 , 0.00 3460954

2025-07-03 11:45:11 10 -0.5 -4.5 -7.9 0.1 60 -12.7 73.3 0.94, -0.24 0.97 0.00 3460955

2025-07-03 11:48:11 11 -1.7 -6.8 -7.0 0.2 213 0.99, -0.26 1.03 0.00 3460956

2025-07-03 11:51:11 12 -4.3 -8.4 -7.1 0.2 557 1.07, -0.30 1.11 0.00 3460961

2025-07-03 11:54:11 13 -6.6 -8.9 -7.3 0.2 861 1.08, -0.27 1.11 0.00 3460962

2025-07-03 11:57:11 14 -9.8 -10.3 -7.7 0.3 1197 1.07, -0.25 1.10 0.00 3460963

2025-07-03 12:00:11 15 -17.1 -11.7 -7.6 0.3 2097 1.10, -0.25 1.13 0.00 3460964

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
2025-07-03 11:18:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3460936
2025-07-03 11:21:23	2	0.0	0.0	0.0	0.0	0			,		0.00	3460937
2025-07-03 11:24:11	3	0.0	0.0	0.0	0.0	0			,		1.25	3460938
2025-07-03 11:27:11	4	0.0	0.0	0.0	0.0	0			,		0.00	3460942
2025-07-03 11:30:11	5	0.0	0.0	0.0	0.0	0			,		0.00	3460943
2025-07-03 11:33:11	6	0.0	0.0	0.0	0.0	0			,		1.17	3460944
2025-07-03 11:36:11	7	0.0	0.0	0.0	0.0	0			,		1.04	3460946
2025-07-03 11:39:11	8	0.0	0.0	0.0	0.0	0			,		0.00	3460953
2025-07-03 11:42:11	9	0.0	0.0	0.0	0.0	0			,		0.00	3460954
2025-07-03 11:45:11	10	-0.5	-4.5	-7.9	0.1	60	-12.7	73.3	0.94, -0.24	0.97	0.00	3460955
2025-07-03 11:48:11	11	-1.7	-6.8	-7.0	0.2	213			0.99, -0.26	1.03	0.00	3460956
2025-07-03 11:51:11	12	-4.3	-8.4	-7.1	0.2	557			1.07, -0.30	1.11	0.00	3460961
2025-07-03 11:54:11	13	-6.6	-8.9	-7.3	0.2	861			1.08, -0.27	1.11	0.00	3460962
2025-07-03 11:57:11	14	-9.8	-10.3	-7.7	0.3	1197			1.07, -0.25	1.10	0.00	3460963
2025-07-03 12:00:11	15	-17.1	-11.7	-7.6	0.3	2097			1.10, -0.25	1.13	0.00	3460964