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 15424
Detector 24h operating status:

Last processed image:    
   0 hours and 15 minutes ago (2026-04-11 09:27 UTC)
Last detected dimming:
   65 hours and 6 minutes ago (2026-04-08 16:36 UTC)


Overview for dimming #:
   15424           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 #: 15424          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2026-04-08 12:24:1110.00.00.00.00 , 0.003727817
2026-04-08 12:27:1120.00.00.00.00 , 0.003727818
2026-04-08 12:30:1130.00.00.00.00 , 0.003727819
2026-04-08 12:33:114-0.9-5.2-12.60.074 , 0.003727820
2026-04-08 12:36:115-7.1-26.2-14.50.0377-1.04, 0.241.070.003727821
2026-04-08 12:39:116-11.4-35.5-15.70.0564-1.04, 0.241.070.913727822
2026-04-08 12:42:117-14.7-40.9-15.60.0716-1.04, 0.241.070.003727823
2026-04-08 12:45:118-18.1-45.1-15.80.0862-1.04, 0.241.060.003727824
2026-04-08 12:48:119-21.4-50.4-15.00.01033-1.04, 0.241.060.003727825
2026-04-08 12:51:1110-23.2-51.3-14.30.01134-1.04, 0.231.070.003727826
2026-04-08 12:54:1111-26.0-54.1-14.50.01304-1.04, 0.231.070.003727827
2026-04-08 12:57:1112-27.9-56.4-14.60.01410-1.04, 0.241.070.003727828
2026-04-08 13:00:1113-29.5-56.9-14.20.01531-1.04, 0.241.070.003727829
2026-04-08 13:03:1114-30.4-56.4-14.00.01613-1.04, 0.241.070.003727830

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 )