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 15822
Detector 24h operating status:

Last processed image:    
   0 hours and 18 minutes ago (2026-07-22 02:09 UTC)
Last detected dimming:
   0 hours and 36 minutes ago (2026-07-22 01:51 UTC)


Overview for dimming #:
   15822           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 #: 15822          
timeseq #total
intensity		max
intensity		median
intensity		areasizelatlonx,y in R☉dist.
R☉		detectionImg ID
2026-06-25 21:57:1110.00.00.00.00 , 0.003801932
2026-06-25 22:00:1120.00.00.00.00 , 0.003801934
2026-06-25 22:03:1130.00.00.00.00 , 0.003801937
2026-06-25 22:06:1140.00.00.00.00 , 0.003801938
2026-06-25 22:09:1150.00.00.00.00 , 0.003801941
2026-06-25 22:12:1160.00.0-15.30.02 , 13.183801942
2026-06-25 22:15:117-0.10.0-17.30.03 , 1.283801943
2026-06-25 22:18:118-0.10.0-19.50.03 , 1.013801946
2026-06-25 22:21:119-0.1-0.5-16.00.05 , 1.083801950
2026-06-25 22:24:1110-0.1-0.5-19.70.05 , 0.003801951
2026-06-25 22:27:1111-0.10.0-20.90.04 , 0.003801952
2026-06-25 22:30:1112-0.10.0-20.10.04 , 0.003801954
2026-06-25 22:33:1113-0.1-0.5-23.00.05 , 1.843801958
2026-06-25 22:36:1114-0.2-0.5-23.40.08-7.1-51.7-0.79, -0.150.801.063801959
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 )