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 21072
Detector 14 day operating status:

Last detected dimming:
   205 hours and 6 minutes ago (2026-01-03 23:07 UTC)


Overview for dimming #:
   21072           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 #: 21072          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-12-25 23:21:5910.00.00.00.00 , 0.008746185
2025-12-25 23:23:5920.00.00.00.00 , 0.008746186
2025-12-25 23:25:5930.00.00.00.00 , 0.008746187
2025-12-25 23:27:5940.00.00.00.00 , 0.008746188
2025-12-25 23:29:5950.00.00.00.00 , 0.008746189
2025-12-25 23:31:5960.00.00.00.00 , 0.008746190
2025-12-25 23:33:5970.00.00.00.00 , 0.008746191
2025-12-25 23:35:5980.00.00.00.00 , 1.808746192
2025-12-25 23:37:5990.00.00.00.00 , 1.628746193
2025-12-25 23:39:59100.00.00.00.00 , 0.008746194
2025-12-25 23:41:59110.00.00.00.00 , 0.008746195
2025-12-25 23:43:59120.00.00.00.00 , 0.008746196
2025-12-25 23:45:59130.00.00.00.00 , 0.008746197
2025-12-25 23:47:59140.00.00.00.00 , 0.008746198
2025-12-25 23:49:59150.00.00.00.00 , 0.008746199
2025-12-25 23:51:59160.00.00.00.00 , 0.008746200
2025-12-25 23:53:59170.00.00.00.00 , 0.008746201
2025-12-25 23:55:59180.00.00.00.00 , 0.008746202
2025-12-25 23:57:59190.00.00.00.00 , 0.008746203
2025-12-25 23:59:59200.00.00.00.00 , 0.008746924
2025-12-26 00:01:59210.00.00.00.00 , 0.008746925

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 )