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 20642
Detector 14 day operating status:

Last detected dimming:
   199 hours and 53 minutes ago (2025-12-05 23:57 UTC)


Overview for dimming #:
   20642           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

more


Details for dimming #: 20642          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-11-04 19:41:5910.00.00.00.00 , 0.008676377
2025-11-04 19:43:5920.00.00.00.00 , 0.008676378
2025-11-04 19:45:5930.00.00.00.00 , 0.008676379
2025-11-04 19:47:5940.00.00.00.00 , 0.008676380
2025-11-04 19:49:5950.00.00.00.00 , 0.008676381
2025-11-04 19:51:5960.00.00.00.00 , 0.008676382
2025-11-04 19:53:5970.00.00.00.00 , 1.638676383
2025-11-04 19:55:5980.00.00.00.00 , 2.068676384
2025-11-04 19:57:599-0.1-1.3-17.60.0816.8-52.2-0.77, 0.250.812.738676385
2025-11-04 19:59:5910-0.3-3.8-18.20.119 , 7.598676386

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 )