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 13782
Detector 24h operating status:

Last processed image:    
   0 hours and 20 minutes ago (2025-09-08 00:51 UTC)
Last detected dimming:
   0 hours and 19 minutes ago (2025-09-08 00:51 UTC)


Overview for dimming #:
   13782           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

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Details for dimming #: 13782          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-09-03 19:12:1110.00.00.00.00 , 0.003518950
2025-09-03 19:15:1120.00.00.00.00 , 0.003518953
2025-09-03 19:18:1130.00.00.00.00 , 0.003518954
2025-09-03 19:21:114-3.1-12.9-11.30.9235 , 0.003518957
2025-09-03 19:24:115-6.4-17.0-13.01.844135.4-24.5-0.34, 0.490.601.123518958
2025-09-03 19:27:116-10.5-20.3-13.82.869735.7-24.2-0.34, 0.490.607.793518961
2025-09-03 19:30:117-15.0-22.0-14.54.097635.9-24.0-0.33, 0.490.6013.533518962
2025-09-03 19:33:118-17.9-22.5-15.54.5109635.6-23.8-0.33, 0.490.592.683518965
2025-09-03 19:36:119-22.2-27.0-15.95.2125035.2-23.8-0.33, 0.480.590.003518966
2025-09-03 19:39:1110-25.8-39.0-16.75.5133935.0-23.7-0.33, 0.480.580.003518969
2025-09-03 19:42:1111-27.5-43.2-17.05.8139034.9-23.6-0.33, 0.480.580.003518970
2025-09-03 19:45:1112-30.3-55.5-17.26.1146434.8-23.7-0.33, 0.480.580.003518973
2025-09-03 19:48:1113-32.3-54.4-18.16.4153335.1-23.8-0.33, 0.480.590.003518974
2025-09-03 19:51:1114-32.9-46.6-17.96.6157735.5-24.2-0.34, 0.490.590.003518977
2025-09-03 19:54:1115-33.7-43.4-18.66.5156935.5-24.2-0.34, 0.490.590.003518978
2025-09-03 19:57:1116-36.7-51.2-19.27.0169135.8-24.5-0.34, 0.490.600.003518981

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 )