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 21147
Detector 14 day operating status:

Last detected dimming:
   203 hours and 24 minutes ago (2026-01-03 23:07 UTC)


Overview for dimming #:
   21147           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 #: 21147          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2026-01-02 02:03:5910.00.00.00.00 , 0.008757055
2026-01-02 02:05:5920.00.00.00.00 , 0.008757056
2026-01-02 02:07:5930.00.00.00.00 , 0.008757057
2026-01-02 02:09:5940.00.00.00.00 , 0.008757058
2026-01-02 02:11:5950.00.00.00.00 , 0.008757059
2026-01-02 02:13:5960.00.00.00.00 , 0.008757060
2026-01-02 02:15:5970.00.00.00.00 , 0.008757061
2026-01-02 02:17:5980.00.00.00.00 , 1.648757062
2026-01-02 02:19:5990.00.00.00.00 , 2.208757063
2026-01-02 02:21:59100.00.00.00.00 , 0.958757064
2026-01-02 02:23:5911-0.1-0.7-9.80.0936.02.00.03, 0.640.640.008757065
2026-01-02 02:25:59120.00.00.00.00 , 0.008757066
2026-01-02 02:27:59130.00.00.00.00 , 0.008757067
2026-01-02 02:29:59140.00.00.00.00 , 0.008757068
2026-01-02 02:31:59150.00.00.00.00 , 0.008757069
2026-01-02 02:33:59160.00.00.00.00 , 0.008757070
2026-01-02 02:35:59170.00.0-6.00.0239.7-5.9-0.08, 0.690.690.008757071
2026-01-02 02:37:5918-0.10.0-7.70.0839.7-6.3-0.08, 0.690.690.008757072
2026-01-02 02:39:5919-0.3-2.8-8.90.23739.9-6.5-0.09, 0.690.700.008757073
2026-01-02 02:41:5920-0.3-2.0-9.90.13439.8-6.5-0.09, 0.690.700.008757074
2026-01-02 02:43:5921-0.6-3.5-8.50.36239.9-6.6-0.09, 0.690.700.008757075

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 )