Solar Demon Dimming Detection (sc)

Science! running on SDO/AIA 211 Synoptic data
2 minute cadence, typical delay 7 days
(detection version 1.00)
(view all Solar Demon detection tools)

Overview of dimming 20656
Detector 14 day operating status:

Last detected dimming:
   199 hours and 46 minutes ago (2025-12-05 23:57 UTC)


Overview for dimming #:
   20656           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 #: 20656          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-11-06 00:23:5910.00.00.00.00 , 0.008677952
2025-11-06 00:25:5920.00.00.00.00 , 0.008677953
2025-11-06 00:27:5930.00.00.00.00 , 0.008677954
2025-11-06 00:29:5940.00.00.00.00 , 0.008677955
2025-11-06 00:31:5950.00.00.00.00 , 0.008677956
2025-11-06 00:33:5960.00.00.00.00 , 0.008677957
2025-11-06 00:35:5970.00.00.00.00 , 0.008677958
2025-11-06 00:37:5980.00.00.00.00 , 0.008677959
2025-11-06 00:39:5990.00.00.00.00 , 6.408677960
2025-11-06 00:41:59100.00.00.00.00 , 5.638677961
2025-11-06 00:43:5911-0.2-0.3-17.60.110 , 3.788677962
2025-11-06 00:45:5912-0.3-0.6-18.40.113 , 1.548677963
2025-11-06 00:47:5913-0.5-6.0-28.20.120 , 1.708677964
2025-11-06 00:49:5914-1.0-9.5-21.00.244 , 1.698677965
2025-11-06 00:51:5915-1.3-10.7-17.50.46931.4-49.3-0.65, 0.490.821.238677966
2025-11-06 00:53:5916-1.5-10.8-17.40.48031.4-49.3-0.65, 0.490.820.858677967
2025-11-06 00:55:5917-1.8-11.1-18.10.59535.0-45.2-0.59, 0.540.800.008677968
2025-11-06 00:57:5918-2.4-11.9-16.40.713335.3-44.8-0.58, 0.540.800.008677969
2025-11-06 00:59:5919-2.8-11.9-16.10.815834.7-45.4-0.59, 0.540.800.008677970
2025-11-06 01:01:5920-3.1-13.6-16.90.916935.2-45.0-0.59, 0.540.800.008677971
2025-11-06 01:03:5921-2.6-11.8-15.20.815035.9-44.4-0.57, 0.550.800.008677972
2025-11-06 01:05:5922-3.4-13.9-14.21.121135.1-44.5-0.58, 0.540.791.038677973
2025-11-06 01:07:5923-3.3-15.4-15.20.918235.8-44.5-0.58, 0.550.801.048677974

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 )