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 13581
Detector 24h operating status:

Last processed image:    
   0 hours and 22 minutes ago (2025-08-31 01:33 UTC)
Last detected dimming:
   0 hours and 22 minutes ago (2025-08-31 01:33 UTC)


Overview for dimming #:
   13581           back to overview

Animations and graphs
   derotated original images ( non-derotated )
   dimming intensity ( overlaid on HMI )
   dimming mask

   base difference ( percentage )
   running difference ( percentage )

more

more

more


Details for dimming #: 13581          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-08-09 19:15:1110.00.00.00.00 , 0.003495738
2025-08-09 19:18:1120.00.00.00.00 , 0.003495739
2025-08-09 19:21:1130.00.00.00.00 , 0.003495742
2025-08-09 19:24:1140.00.00.00.00 , 1.593495743
2025-08-09 19:27:115-0.2-2.0-16.30.010 , 1.203495744
2025-08-09 19:30:116-0.7-8.9-16.60.246 , 6.243495747
2025-08-09 19:33:117-1.1-11.0-13.10.382 , 0.983495748
2025-08-09 19:36:118-0.6-7.1-16.20.138 , 1.473495751
2025-08-09 19:39:119-0.5-5.1-15.80.131 , 0.003495754
2025-08-09 19:42:1110-4.8-12.5-11.51.3401-3.216.10.28, -0.160.320.003495755
2025-08-09 19:45:1111-8.1-11.9-9.72.37001.214.80.26, -0.090.270.963495758
2025-08-09 19:48:1112-9.5-12.7-9.92.6795-0.815.80.28, -0.120.300.003495759
2025-08-09 19:51:1113-11.7-13.5-9.73.3987-0.414.70.26, -0.120.280.003495762
2025-08-09 19:54:1114-8.0-14.5-9.52.37057.110.30.18, 0.010.180.003495763
2025-08-09 19:57:1115-15.5-15.6-10.14.313101.313.30.23, -0.090.250.003495766
2025-08-09 20:00:1116-18.2-14.0-9.75.316161.713.10.23, -0.080.240.003495767

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 )