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 19981
Detector 14 day operating status:

Last detected dimming:
   2901 hours and 3 minutes ago (2026-03-23 23:39 UTC)


Overview for dimming #:
   19981           back to overview

Animations and graphs
   derotated original images ( non-derotated )
   dimming intensity
   dimming mask

   base difference ( percentage )
   running difference ( percentage )

more
more
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Details for dimming #: 19981          
timeseq #total
intensity		max
intensity		median
intensity		areasizelatlonx,y in R☉dist.
R☉		detectionImg ID
2025-08-25 15:23:5910.00.00.00.00 , 0.008573993
2025-08-25 15:25:5920.00.00.00.00 , 0.008573994
2025-08-25 15:27:5930.00.00.00.00 , 0.008573995
2025-08-25 15:29:5940.00.00.00.00 , 0.008573996
2025-08-25 15:31:5950.00.00.00.00 , 0.008573997
2025-08-25 15:33:5960.00.00.00.00 , 0.008573998
2025-08-25 15:35:5970.00.00.00.00 , 0.008573999
2025-08-25 15:37:5980.00.00.00.00 , 0.008574000
2025-08-25 15:39:5990.00.00.00.00 , 3.458574001
2025-08-25 15:41:59100.00.00.00.00 , 0.008574002
2025-08-25 15:43:59110.00.00.00.00 , 0.008574003
2025-08-25 15:45:59120.00.00.00.00 , 0.008574004
2025-08-25 15:47:59130.00.00.00.00 , 0.008574005
2025-08-25 15:49:59140.00.00.00.00 , 0.008574006
2025-08-25 15:51:59150.00.00.00.00 , 0.008574007
2025-08-25 15:53:59160.00.00.00.00 , 0.008574008
2025-08-25 15:55:59170.00.00.00.00 , 0.008574009
2025-08-25 15:57:59180.00.00.00.00 , 0.008574010
2025-08-25 15:59:59190.00.00.00.00 , 0.008574011
2025-08-25 16:01:59200.00.00.00.00 , 0.008574012
2025-08-25 16:03:59210.00.00.00.00 , 0.008574013
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 )