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 21312
Detector 14 day operating status:

Last detected dimming:
   311 hours and 19 minutes ago (2026-02-10 19:39 UTC)


Overview for dimming #:
   21312           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 #: 21312          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2026-02-08 04:45:5910.00.00.00.00 , 0.008785687
2026-02-08 04:47:5920.00.00.00.00 , 0.008785688
2026-02-08 04:49:5930.00.00.00.00 , 0.008785689
2026-02-08 04:51:5940.00.00.00.00 , 0.008785690
2026-02-08 04:53:5950.00.00.00.00 , 0.008785691
2026-02-08 04:55:596-4.0-24.9-17.70.6153 , 0.008785692
2026-02-08 04:57:597-15.7-30.7-19.42.97505.536.20.60, 0.190.620.008785693
2026-02-08 04:59:598-23.5-35.9-17.74.711534.538.40.63, 0.170.650.008785694
2026-02-08 05:01:599-8.2-35.6-15.41.43785.935.60.59, 0.200.627.468785695
2026-02-08 05:03:5910-7.5-34.6-17.11.23215.935.60.59, 0.200.622.978785696
2026-02-08 05:05:5911-6.0-30.3-19.11.02555.835.60.59, 0.190.621.808785697
2026-02-08 05:07:5912-3.8-28.6-25.30.5120 , 0.008785698
2026-02-08 05:09:5913-2.9-24.4-30.30.390 , 0.948785699
2026-02-08 05:11:5914-2.1-19.1-31.10.367 , 0.008785700
2026-02-08 05:13:5915-0.6-4.3-18.20.132 , 0.008785701
2026-02-08 05:15:59160.00.0-14.00.03 , 0.008785702
2026-02-08 05:17:59170.00.0-15.00.01 , 0.008785703
2026-02-08 05:19:5918-0.10.0-15.40.06 , 0.938785704
2026-02-08 05:21:59190.00.00.00.00 , 0.008785705
2026-02-08 05:23:59200.00.00.00.00 , 0.008785706
2026-02-08 05:25:59210.00.00.00.00 , 0.008785707
2026-02-08 05:27:59220.00.00.00.00 , 0.008785708

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 )