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 15211
Detector 24h operating status:

Last processed image:    
   0 hours and 23 minutes ago (2026-04-16 13:33 UTC)
Last detected dimming:
   7 hours and 35 minutes ago (2026-04-16 06:21 UTC)


Overview for dimming #:
   15211           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 #: 15211          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2026-03-05 10:00:3510.00.00.00.00 , 1.163690798
2026-03-05 10:03:1120.00.00.00.00 , 0.003690801
2026-03-05 10:06:1130.00.00.00.00 , 0.003690802
2026-03-05 10:09:1140.00.00.00.00 , 0.003690805
2026-03-05 10:12:3550.00.00.00.00 , 2.303690806
2026-03-05 10:15:1160.00.00.00.00 , 2.043690809
2026-03-05 10:18:117-0.8-7.9-15.00.55010.869.10.93, 0.230.960.003690810
2026-03-05 10:21:118-1.1-9.5-15.00.87711.068.80.92, 0.240.950.003690815
2026-03-05 10:24:119-1.4-10.5-16.41.09310.470.60.94, 0.220.960.003690816
2026-03-05 10:27:1110-1.5-10.8-16.01.09610.370.80.94, 0.220.960.003690817
2026-03-05 10:30:1111-1.7-10.7-15.81.211310.670.10.93, 0.230.960.003690818
2026-03-05 10:33:1112-2.0-12.2-15.51.413710.271.00.94, 0.220.970.003690823
2026-03-05 10:36:1113-2.3-13.3-15.11.616210.469.80.93, 0.220.960.003690824
2026-03-05 10:39:1114-2.1-11.8-13.91.515010.470.50.94, 0.220.960.003690825

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 )