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 20737
Detector 14 day operating status:

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


Overview for dimming #:
   20737           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 #: 20737          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-11-13 13:17:5910.00.00.00.00 , 0.008688352
2025-11-13 13:19:5920.00.00.00.00 , 0.008688353
2025-11-13 13:21:5930.00.00.00.00 , 0.008688354
2025-11-13 13:23:5940.00.00.00.00 , 0.008688355
2025-11-13 13:25:5950.00.00.00.00 , 0.008688356
2025-11-13 13:27:5960.00.00.00.00 , 0.008688357
2025-11-13 13:29:5970.00.00.00.00 , 0.008688358
2025-11-13 13:31:5980.00.00.00.00 , 0.008688359
2025-11-13 13:33:5990.00.00.00.00 , 5.888688360
2025-11-13 13:35:59100.00.00.00.00 , 1.188688361
2025-11-13 13:37:59110.00.00.00.00 , 1.518688362
2025-11-13 13:39:59120.00.00.00.00 , 2.718688363
2025-11-13 13:41:59130.00.00.00.00 , 1.888688364
2025-11-13 13:43:59140.00.00.00.00 , 0.008688365
2025-11-13 13:45:59150.00.00.00.00 , 0.008688366
2025-11-13 13:47:59160.00.00.00.00 , 0.008688367
2025-11-13 13:49:59170.00.00.00.00 , 0.008688368
2025-11-13 13:51:59180.00.00.00.00 , 0.008688369
2025-11-13 13:53:59190.00.00.00.00 , 0.008688370
2025-11-13 13:55:59200.00.00.00.00 , 0.008688371
2025-11-13 13:57:59210.00.00.00.00 , 0.008688372
2025-11-13 13:59:59220.00.00.00.00 , 0.008688373
2025-11-13 14:01:59230.00.00.00.00 , 0.008688374
2025-11-13 14:03:59240.00.00.00.00 , 1.008688375

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 )