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 13411
Detector 24h operating status:

Last processed image:    
   0 hours and 21 minutes ago (2026-05-15 13:57 UTC)
Last detected dimming:
   0 hours and 24 minutes ago (2026-05-15 13:54 UTC)


Overview for dimming #:
   13411           back to overview

Animations and graphs
   derotated original images ( non-derotated )
   dimming intensity
   dimming mask

   base difference ( percentage )
   running difference ( percentage )

more
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Details for dimming #: 13411          
timeseq #total
intensity		max
intensity		median
intensity		areasizelatlonx,y in R☉dist.
R☉		detectionImg ID
2025-07-26 03:51:1110.00.00.00.00 , 1.023482141
2025-07-26 03:54:1120.00.00.00.00 , 0.003482146
2025-07-26 03:57:1130.00.00.00.00 , 0.003482147
2025-07-26 04:00:1140.00.00.00.00 , 0.003482148
2025-07-26 04:03:2350.00.00.00.00 , 1.683482149
2025-07-26 04:06:1160.00.00.00.00 , 1.543482152
2025-07-26 04:09:1170.00.00.00.00 , 1.553482156
2025-07-26 04:12:1180.00.00.00.00 , 1.983482157
2025-07-26 04:15:1190.00.00.00.00 , 1.883482158
2025-07-26 04:18:11100.00.00.00.00 , 0.973482159
2025-07-26 04:21:23110.00.00.00.00 , 0.003482160
2025-07-26 04:24:11120.00.0-10.40.03-3.3-41.2-0.67, -0.130.680.003482166
2025-07-26 04:27:1113-0.1-0.7-8.00.011-3.4-41.4-0.67, -0.130.680.003482167
2025-07-26 04:30:11140.00.0-15.60.01 , 0.003482168
2025-07-26 04:33:11150.00.00.00.00 , 0.003482169
2025-07-26 04:36:1116-0.1-0.9-11.20.07-4.5-39.7-0.64, -0.150.661.103482171
2025-07-26 04:39:1117-0.2-0.8-12.60.114-3.3-41.1-0.66, -0.130.680.003482175
2025-07-26 04:42:1118-0.1-0.3-10.40.07-4.7-39.7-0.64, -0.150.660.003482176
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 )