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 13765
Detector 24h operating status:

Last processed image:    
   0 hours and 19 minutes ago (2026-08-09 19:42 UTC)
Last detected dimming:
   36 hours and 10 minutes ago (2026-08-08 07:51 UTC)


Overview for dimming #:
   13765           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 #: 13765          
timeseq #total
intensity		max
intensity		median
intensity		areasizelatlonx,y in R☉dist.
R☉		detectionImg ID
2025-09-01 19:57:1110.00.00.00.00 , 1.273517060
2025-09-01 20:00:1120.00.00.00.00 , 0.003517063
2025-09-01 20:03:1130.00.00.00.00 , 0.003517064
2025-09-01 20:06:1140.00.00.00.00 , 0.003517067
2025-09-01 20:09:1150.00.00.00.00 , 1.503517068
2025-09-01 20:12:1160.00.00.00.00 , 5.233517071
2025-09-01 20:15:1170.00.00.00.00 , 6.063517072
2025-09-01 20:18:1180.00.00.00.00 , 5.703517075
2025-09-01 20:21:1190.00.00.00.00 , 3.943517076
2025-09-01 20:24:11100.00.00.00.00 , 0.003517079
2025-09-01 20:27:11110.00.00.00.00 , 0.003517080
2025-09-01 20:30:11120.00.00.00.00 , 0.003517083
2025-09-01 20:33:11130.00.00.00.00 , 0.003517084
2025-09-01 20:36:11140.00.00.00.00 , 0.003517087
2025-09-01 20:39:1115-7.4-32.4-9.32.0451-4.637.80.62, -0.180.640.843517088
2025-09-01 20:42:1116-10.4-32.4-9.23.3753-5.138.30.63, -0.190.650.853517091
2025-09-01 20:45:1117-12.1-32.0-9.33.9896-5.839.30.64, -0.200.670.003517092
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 )