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 15881
Detector 24h operating status:

Last processed image:    
   0 hours and 21 minutes ago (2026-07-22 01:27 UTC)
Last detected dimming:
   0 hours and 21 minutes ago (2026-07-22 01:27 UTC)


Overview for dimming #:
   15881           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 #: 15881          
timeseq #total
intensity		max
intensity		median
intensity		areasizelatlonx,y in R☉dist.
R☉		detectionImg ID
2026-06-30 17:24:1110.00.00.00.00 , 1.633806552
2026-06-30 17:27:1120.00.00.00.00 , 1.273806553
2026-06-30 17:30:113-0.6-4.5-87.60.07 , 0.003806554
2026-06-30 17:33:114-0.40.0-89.70.04 , 0.003806558
2026-06-30 17:36:115-0.20.0-75.60.02 , 1.633806559
2026-06-30 17:39:116-0.10.0-73.00.02 , 3.333806560
2026-06-30 17:42:1170.00.00.00.00 , 1.753806563
2026-06-30 17:45:1180.00.00.00.00 , 0.003806565
2026-06-30 17:48:1190.00.00.00.00 , 0.003806566
2026-06-30 17:51:11100.00.00.00.00 , 0.003806567
2026-06-30 17:54:11110.00.00.00.00 , 0.003806571
2026-06-30 17:57:11120.00.00.00.00 , 0.003806574
2026-06-30 18:00:11130.00.00.00.00 , 0.003806575
2026-06-30 18:03:11140.00.00.00.00 , 1.083806578
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 )