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 15308
Detector 24h operating status:

Last processed image:    
   84 hours and 6 minutes ago (2026-04-02 05:18 UTC)
Last detected dimming:
   84 hours and 6 minutes ago (2026-04-02 05:18 UTC)


Overview for dimming #:
   15308           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 #: 15308          
timeseq #total
intensity		max
intensity		median
intensity		areasizelatlonx,y in R☉dist.
R☉		detectionImg ID
2026-03-29 07:36:112-2.4-21.3-23.80.376 , 0.003712537
2026-03-29 07:39:113-4.0-28.2-22.10.6150 , 0.003712538
2026-03-29 07:42:114-4.5-27.5-21.20.6173 , 2.253712550
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 )