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 15449
Detector 24h operating status:

Last processed image:    
   0 hours and 16 minutes ago (2026-05-01 19:00 UTC)
Last detected dimming:
   0 hours and 16 minutes ago (2026-05-01 19:00 UTC)


Overview for dimming #:
   15449           back to overview

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

   base difference ( percentage )
   running difference ( percentage )

more
more
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Details for dimming #: 15449          
timeseq #total
intensity		max
intensity		median
intensity		areasizelatlonx,y in R☉dist.
R☉		detectionImg ID
2026-04-19 17:15:1110.00.00.00.00 , 0.003737621
2026-04-19 17:18:1120.00.00.00.00 , 0.003737622
2026-04-19 17:21:1130.00.00.00.00 , 0.003737625
2026-04-19 17:24:1140.00.00.00.00 , 0.003737626
2026-04-19 17:27:1150.00.00.00.00 , 0.003737629
2026-04-19 17:30:116-4.6-9.3-8.02.557431.223.50.35, 0.590.691.243737630
2026-04-19 17:33:117-11.1-12.5-9.25.0117331.123.00.34, 0.590.681.143737633
2026-04-19 17:36:118-12.1-12.7-9.45.5128031.023.20.34, 0.590.680.003737634
2026-04-19 17:39:119-10.9-12.4-8.75.2122330.823.70.35, 0.590.680.003737637
2026-04-19 17:42:1110-8.4-10.4-8.54.298130.524.70.36, 0.580.690.003737638
2026-04-19 17:45:1111-3.8-8.9-8.22.046230.125.00.37, 0.580.690.003737641
2026-04-19 17:48:1112-0.7-5.3-6.90.4102 , 0.003737642
2026-04-19 17:51:11130.00.00.00.00 , 0.003737645
2026-04-19 17:54:11140.00.00.00.00 , 0.003737646
2026-04-19 17:57:11150.00.00.00.00 , 0.003737649
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 )