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 15569
Detector 24h operating status:

Last processed image:    
   0 hours and 23 minutes ago (2026-05-19 07:06 UTC)
Last detected dimming:
   33 hours and 41 minutes ago (2026-05-17 21:48 UTC)


Overview for dimming #:
   15569           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 #: 15569          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2026-05-05 09:27:1110.00.00.00.00 , 0.003752662
2026-05-05 09:30:1120.00.00.00.00 , 0.003752663
2026-05-05 09:33:1130.00.00.00.00 , 0.003752666
2026-05-05 09:36:114-5.6-42.2-24.60.5156-17.95.90.10, -0.250.270.003752667
2026-05-05 09:39:115-5.7-33.4-14.40.6196-18.05.50.09, -0.250.272.123752670
2026-05-05 09:42:116-8.8-25.0-10.71.9579-17.25.00.08, -0.240.252.233752671
2026-05-05 09:45:117-17.2-26.0-12.23.2994-16.34.20.07, -0.220.230.003752674
2026-05-05 09:48:118-22.1-32.7-11.63.71151-16.04.80.08, -0.210.230.003752675
2026-05-05 09:51:119-28.4-40.0-12.04.61434-15.84.80.08, -0.210.230.003752678
2026-05-05 09:54:1110-35.6-58.8-12.35.31633-15.55.10.09, -0.210.220.003752679
2026-05-05 09:57:1111-38.9-70.9-13.15.61736-15.65.20.09, -0.210.230.003752682
2026-05-05 10:00:1112-41.2-79.4-14.25.61749-15.85.20.09, -0.210.230.003752683
2026-05-05 10:03:1113-44.7-84.2-15.05.71761-15.65.40.09, -0.210.230.003752687
2026-05-05 10:06:1114-47.7-85.1-15.56.11881-15.65.30.09, -0.210.230.003752688

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 )