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 15587
Detector 24h operating status:

Last processed image:    
   0 hours and 21 minutes ago (2026-05-16 04:15 UTC)
Last detected dimming:
   11 hours and 48 minutes ago (2026-05-15 16:48 UTC)


Overview for dimming #:
   15587           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 #: 15587          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2026-05-10 01:12:1110.00.00.00.00 , 0.003757126
2026-05-10 01:15:1120.00.00.00.00 , 0.003757129
2026-05-10 01:18:1130.00.00.00.00 , 0.003757130
2026-05-10 01:21:2340.00.00.00.00 , 0.003757131
2026-05-10 01:24:1150.00.00.00.00 , 1.973757133
2026-05-10 01:27:3560.00.00.00.00 , 2.403757134
2026-05-10 01:30:1170.00.00.00.00 , 1.243757138
2026-05-10 01:33:118-2.3-8.6-10.81.421016.256.20.81, 0.310.870.003757139
2026-05-10 01:36:119-5.3-11.9-10.73.248216.356.00.80, 0.310.860.003757142
2026-05-10 01:39:1110-8.2-13.2-10.85.073615.955.60.80, 0.310.860.003757145
2026-05-10 01:42:1111-12.0-13.9-11.16.798019.149.50.73, 0.370.810.003757146
2026-05-10 01:45:1112-11.4-15.0-10.47.5102915.555.70.80, 0.300.860.003757147
2026-05-10 01:48:1113-13.1-15.0-10.58.4113515.555.60.80, 0.300.860.003757150
2026-05-10 01:51:1114-16.8-17.4-11.19.4129017.152.10.76, 0.330.830.003757153

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 )