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 15914
Detector 24h operating status:

Last processed image:    
   0 hours and 21 minutes ago (2026-07-22 01:03 UTC)
Last detected dimming:
   0 hours and 21 minutes ago (2026-07-22 01:03 UTC)


Overview for dimming #:
   15914           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 #: 15914          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2026-07-04 09:03:1110.00.00.00.00 , 0.003810042
2026-07-04 09:06:1120.00.00.00.00 , 0.003810045
2026-07-04 09:09:1130.00.00.00.00 , 0.003810046
2026-07-04 09:12:114-0.1-1.6-14.00.010 , 0.003810049
2026-07-04 09:15:115-0.2-1.9-14.40.013-1.12, -0.211.141.443810050
2026-07-04 09:18:116-0.4-4.1-11.40.024-1.12, -0.211.142.493810053
2026-07-04 09:21:117-0.4-4.5-11.90.031-1.12, -0.211.141.373810054
2026-07-04 09:24:118-0.8-6.8-11.30.065-1.13, -0.201.151.343810057
2026-07-04 09:27:119-1.5-8.4-13.70.098-1.12, -0.171.131.503810058
2026-07-04 09:30:1110-3.5-13.8-17.60.7175-1.12, -0.201.141.083810061
2026-07-04 09:33:3511-4.5-19.0-20.50.4184-1.12, -0.201.131.023810062
2026-07-04 09:36:1112-5.9-26.0-21.40.5214-1.11, -0.191.120.003810065
2026-07-04 09:39:1113-6.8-28.4-22.10.4238-1.11, -0.201.130.003810066
2026-07-04 09:42:1114-14.2-33.0-23.80.6487-1.11, -0.201.130.883810069

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 )