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 15886
Detector 24h operating status:

Last processed image:    
   0 hours and 18 minutes ago (2026-07-16 10:21 UTC)
Last detected dimming:
   31 hours and 17 minutes ago (2026-07-15 03:21 UTC)


Overview for dimming #:
   15886           back to overview

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

   base difference ( percentage )
   running difference ( percentage )

more

more

more


Details for dimming #: 15886          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2026-07-01 04:54:1110.00.00.00.00 , 0.003807004
2026-07-01 04:57:1120.00.00.00.00 , 0.003807007
2026-07-01 05:00:1130.00.00.00.00 , 0.003807008
2026-07-01 05:03:1140.00.00.00.00 , 0.003807011
2026-07-01 05:06:115-0.4-4.6-32.20.012 , 1.843807012
2026-07-01 05:09:116-1.5-14.9-17.70.267 , 1.893807015
2026-07-01 05:12:117-1.8-16.5-15.00.386 , 0.003807016
2026-07-01 05:15:118-2.6-18.6-13.40.5146 , 0.003807019
2026-07-01 05:18:119-3.6-19.6-12.80.721713.77.90.14, 0.190.230.003807020
2026-07-01 05:21:1110-4.3-20.5-12.60.926913.67.90.14, 0.190.230.003807023
2026-07-01 05:24:1111-4.8-17.6-12.01.133013.67.90.14, 0.190.230.003807024
2026-07-01 05:27:1112-5.4-18.1-12.41.237513.77.90.14, 0.190.230.003807027
2026-07-01 05:30:1113-6.4-19.9-12.91.442914.18.00.14, 0.200.240.003807028
2026-07-01 05:33:1114-7.2-19.0-12.91.649114.07.90.14, 0.200.240.003807031

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 )