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 13419
Detector 24h operating status:

Last processed image:    
   0 hours and 23 minutes ago (2026-03-09 08:06 UTC)
Last detected dimming:
   16 hours and 37 minutes ago (2026-03-08 15:51 UTC)


Overview for dimming #:
   13419           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
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Details for dimming #: 13419          
timeseq #total
intensity		max
intensity		median
intensity		areasizelatlonx,y in R☉dist.
R☉		detectionImg ID
2025-07-27 00:24:1110.00.00.00.00 , 0.003482907
2025-07-27 00:27:3520.00.00.00.00 , 0.003482908
2025-07-27 00:30:1130.00.00.00.00 , 0.003482909
2025-07-27 00:33:1140.00.00.00.00 , 0.003482910
2025-07-27 00:36:1150.00.00.00.00 , 0.003482917
2025-07-27 00:39:2360.00.00.00.00 , 4.733482918
2025-07-27 00:42:117-0.5-4.6-9.90.351 , 0.003482919
2025-07-27 00:45:118-0.8-6.4-10.70.369 , 0.003482920
2025-07-27 00:48:119-1.3-8.4-9.50.61209.7-49.4-0.76, 0.110.770.003482921
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 )