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 20936
Detector 14 day operating status:

Last detected dimming:
   199 hours and 12 minutes ago (2025-12-06 23:37 UTC)


Overview for dimming #:
   20936           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 #: 20936          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-12-05 12:43:5910.00.00.00.00 , 0.008719958
2025-12-05 12:45:5920.00.00.00.00 , 0.008719959
2025-12-05 12:47:5930.00.00.00.00 , 0.008719960
2025-12-05 12:49:594-0.7-6.6-10.10.665 , 0.008719961
2025-12-05 12:51:595-2.7-10.6-10.43.525538.0-62.5-0.71, 0.620.940.868719962
2025-12-05 12:53:596-6.3-12.3-11.36.356640.5-64.0-0.69, 0.650.950.868719963
2025-12-05 12:55:597-10.5-14.3-10.89.292240.7-62.9-0.68, 0.660.950.008719964
2025-12-05 12:57:598-14.1-15.9-11.111.3120140.7-64.1-0.69, 0.660.950.008719965
2025-12-05 12:59:599-18.7-18.6-11.713.8153340.9-65.6-0.70, 0.660.960.998719966
2025-12-05 13:01:5910-23.0-19.9-11.915.6180741.3-66.1-0.69, 0.660.961.068719967
2025-12-05 13:03:5911-26.6-21.9-12.516.8201041.3-67.7-0.70, 0.660.970.988719968
2025-12-05 13:05:5912-30.2-23.7-13.218.9218841.5-67.5-0.70, 0.670.970.008719969
2025-12-05 13:07:5913-32.8-25.7-13.818.8225641.6-67.2-0.70, 0.670.970.008719970
2025-12-05 13:09:5914-36.9-27.1-13.621.0253341.6-67.0-0.70, 0.670.970.008719971
2025-12-05 13:11:5915-40.0-27.5-13.723.3271941.3-65.9-0.69, 0.670.960.008719972
2025-12-05 13:13:5916-42.9-27.8-14.123.9283241.5-65.2-0.69, 0.670.960.008719973
2025-12-05 13:15:5917-46.0-28.0-14.025.1302741.5-65.1-0.69, 0.670.960.008719974
2025-12-05 13:17:5918-49.5-29.0-13.626.7326041.5-64.4-0.68, 0.670.950.008719975
2025-12-05 13:19:5919-52.6-30.3-13.726.9340341.5-64.3-0.68, 0.670.950.008719976
2025-12-05 13:21:5920-55.7-31.3-13.627.8355941.3-63.8-0.68, 0.660.950.008719977
2025-12-05 13:23:5921-57.3-32.0-13.728.3361341.6-64.9-0.68, 0.670.960.008719978
2025-12-05 13:25:5922-59.7-32.0-13.629.5370341.5-64.6-0.68, 0.670.960.008719979
2025-12-05 13:27:5923-59.9-32.7-13.728.2368641.5-64.5-0.68, 0.670.960.008719980

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 )