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 13561
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 #:
   13561           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 #: 13561          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-08-07 20:30:1110.00.00.00.00 , 0.003493867
2025-08-07 20:33:1120.00.00.00.00 , 0.003493870
2025-08-07 20:36:113-1.5-10.7-13.30.5107-1.446.60.74, -0.100.740.003493871
2025-08-07 20:39:114-1.5-9.3-11.60.6124-1.945.90.73, -0.110.730.003493874
2025-08-07 20:42:115-13.1-25.5-18.73.2677-1.945.60.72, -0.110.732.443493875
2025-08-07 20:45:116-27.6-44.6-21.25.01055-0.343.50.70, -0.080.703.953493877
2025-08-07 20:48:117-38.0-55.4-24.46.31331-0.343.60.70, -0.080.704.023493880
2025-08-07 20:51:118-46.5-59.7-26.97.21523-0.344.00.70, -0.080.712.813493881
2025-08-07 20:54:119-48.9-58.1-27.37.31536-0.444.00.70, -0.090.710.003493884
2025-08-07 20:57:1110-49.1-59.4-27.47.61592-0.244.80.71, -0.080.720.003493885
2025-08-07 21:00:3511-47.2-59.2-27.47.51563-0.545.60.72, -0.090.730.003493888
2025-08-07 21:03:1112-46.8-58.3-27.27.41543-0.545.50.72, -0.090.730.843493889
2025-08-07 21:06:1113-46.5-56.2-27.17.41544-0.645.50.72, -0.090.730.003493892
2025-08-07 21:09:1114-46.3-54.7-27.17.41556-0.545.70.72, -0.090.730.003493893
2025-08-07 21:12:1115-46.5-54.7-26.17.81623-0.845.90.73, -0.090.730.003493896
2025-08-07 21:15:1116-46.6-52.9-26.67.71610-0.845.80.73, -0.090.730.003493897

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 )