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 21081
Detector 14 day operating status:

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


Overview for dimming #:
   21081           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 #: 21081          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-12-26 15:39:5910.00.00.00.00 , 0.008747394
2025-12-26 15:41:5920.00.00.00.00 , 0.008747395
2025-12-26 15:43:5930.00.00.00.00 , 0.008747396
2025-12-26 15:45:5940.00.00.00.00 , 0.008747397
2025-12-26 15:47:5950.00.00.00.00 , 0.008747398
2025-12-26 15:49:5960.00.0-18.80.01 , 1.528747399
2025-12-26 15:51:597-0.3-3.1-8.80.43328.1-69.5-0.83, 0.490.971.078747400
2025-12-26 15:53:598-0.3-3.3-9.10.43530.7-72.6-0.83, 0.530.981.478747401
2025-12-26 15:55:599-0.8-6.0-9.30.98328.1-69.2-0.83, 0.490.971.478747402
2025-12-26 15:57:5910-0.9-6.0-8.11.110827.7-68.9-0.83, 0.480.961.088747403
2025-12-26 15:59:5911-1.2-7.3-8.71.413627.0-68.1-0.84, 0.470.960.008747404
2025-12-26 16:01:5912-1.4-7.1-9.31.614828.4-70.0-0.83, 0.490.970.008747405
2025-12-26 16:03:5913-1.2-5.9-9.71.312128.6-70.5-0.84, 0.500.970.008747406
2025-12-26 16:05:5914-1.3-6.9-9.91.413128.3-69.5-0.83, 0.490.970.008747407
2025-12-26 16:07:5915-1.3-7.0-10.51.412528.7-69.8-0.83, 0.500.970.008747408
2025-12-26 16:09:5916-1.4-6.8-9.91.513528.9-70.1-0.83, 0.500.970.008747409
2025-12-26 16:11:5917-1.3-5.9-9.21.513328.7-70.2-0.83, 0.500.970.008747410
2025-12-26 16:13:5918-1.4-6.4-9.81.613729.1-69.8-0.83, 0.500.970.008747411
2025-12-26 16:15:5919-1.8-7.1-9.42.018227.7-69.3-0.84, 0.480.970.008747412
2025-12-26 16:17:5920-1.5-7.2-10.61.614229.3-71.1-0.83, 0.510.970.008747413
2025-12-26 16:19:5921-1.5-7.0-9.11.715029.7-71.5-0.83, 0.510.980.008747414

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 )