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 13469
Detector 24h operating status: Last processed image: 0 hours and 17 minutes ago (2025-08-08 22:24 UTC) Last detected dimming: 0 hours and 17 minutes ago (2025-08-08 22:24 UTC) Overview for dimming #: 13469 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 #: 13469
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2025-07-31 17:09:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3487141

2025-07-31 17:12:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3487142

2025-07-31 17:15:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3487147

2025-07-31 17:18:11 4 0.0 0.0 0.0 0.0 0 , 0.00 3487148

2025-07-31 17:21:11 5 0.0 0.0 0.0 0.0 0 , 2.46 3487149

2025-07-31 17:24:11 6 0.0 0.0 0.0 0.0 0 , 3.45 3487150

2025-07-31 17:27:11 7 0.0 0.0 0.0 0.0 0 , 5.88 3487153

2025-07-31 17:30:11 8 0.0 0.0 0.0 0.0 0 , 0.00 3487154

2025-07-31 17:33:11 9 0.0 0.0 0.0 0.0 0 , 0.00 3487157

2025-07-31 17:36:11 10 0.0 0.0 0.0 0.0 0 , 0.00 3487158

2025-07-31 17:39:11 11 0.0 0.0 0.0 0.0 0 , 1.18 3487161

2025-07-31 17:42:11 12 -4.3 -16.4 -15.8 0.9 268 6.5 2.9 0.05, 0.01 0.05 0.99 3487162

2025-07-31 17:45:11 13 -5.5 -17.2 -12.5 1.4 383 6.3 2.9 0.05, 0.01 0.05 0.00 3487166

2025-07-31 17:48:11 14 -8.9 -20.3 -11.4 1.9 619 -1.07, 0.31 1.11 0.00 3487167

2025-07-31 17:51:11 15 -10.3 -21.1 -11.6 2.2 716 -1.06, 0.31 1.11 0.00 3487168

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
2025-07-31 17:09:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3487141
2025-07-31 17:12:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3487142
2025-07-31 17:15:11	3	0.0	0.0	0.0	0.0	0			,		0.00	3487147
2025-07-31 17:18:11	4	0.0	0.0	0.0	0.0	0			,		0.00	3487148
2025-07-31 17:21:11	5	0.0	0.0	0.0	0.0	0			,		2.46	3487149
2025-07-31 17:24:11	6	0.0	0.0	0.0	0.0	0			,		3.45	3487150
2025-07-31 17:27:11	7	0.0	0.0	0.0	0.0	0			,		5.88	3487153
2025-07-31 17:30:11	8	0.0	0.0	0.0	0.0	0			,		0.00	3487154
2025-07-31 17:33:11	9	0.0	0.0	0.0	0.0	0			,		0.00	3487157
2025-07-31 17:36:11	10	0.0	0.0	0.0	0.0	0			,		0.00	3487158
2025-07-31 17:39:11	11	0.0	0.0	0.0	0.0	0			,		1.18	3487161
2025-07-31 17:42:11	12	-4.3	-16.4	-15.8	0.9	268	6.5	2.9	0.05, 0.01	0.05	0.99	3487162
2025-07-31 17:45:11	13	-5.5	-17.2	-12.5	1.4	383	6.3	2.9	0.05, 0.01	0.05	0.00	3487166
2025-07-31 17:48:11	14	-8.9	-20.3	-11.4	1.9	619			-1.07, 0.31	1.11	0.00	3487167
2025-07-31 17:51:11	15	-10.3	-21.1	-11.6	2.2	716			-1.06, 0.31	1.11	0.00	3487168