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 20693
Detector 14 day operating status:

Last detected dimming:
   216 hours and 13 minutes ago (2025-12-02 23:57 UTC)


Overview for dimming #:
   20693           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 #: 20693          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-11-09 18:03:5910.00.00.00.00 , 0.008682795
2025-11-09 18:05:5920.00.00.00.00 , 0.008682796
2025-11-09 18:07:5930.00.00.00.00 , 0.008682797
2025-11-09 18:09:5940.00.00.00.00 , 0.008682798
2025-11-09 18:11:5950.00.00.00.00 , 0.008682799
2025-11-09 18:13:5960.00.00.00.00 , 1.528682800
2025-11-09 18:15:5970.00.00.00.00 , 1.678682801
2025-11-09 18:17:5980.00.00.00.00 , 1.718682802
2025-11-09 18:19:5990.00.00.00.00 , 2.888682803
2025-11-09 18:21:59100.00.00.00.00 , 0.008682804
2025-11-09 18:23:59110.00.00.00.00 , 0.008682805
2025-11-09 18:25:59120.00.00.00.00 , 1.328682806
2025-11-09 18:27:59130.00.00.00.00 , 1.438682807
2025-11-09 18:29:59140.00.00.00.00 , 2.138682808
2025-11-09 18:31:59150.00.00.00.00 , 0.008682809
2025-11-09 18:33:59160.00.00.00.00 , 0.878682810
2025-11-09 18:35:59170.00.00.00.00 , 0.008682811
2025-11-09 18:37:5918-0.5-6.3-15.80.130-13.9-46.4-0.71, -0.280.770.008682812
2025-11-09 18:39:5919-0.5-6.1-16.10.130-13.8-46.3-0.71, -0.280.760.008682813
2025-11-09 18:41:5920-0.8-9.5-19.70.242-13.7-45.9-0.71, -0.280.760.008682814
2025-11-09 18:43:5921-0.8-8.8-19.70.240-13.5-45.7-0.70, -0.280.760.008682815

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 )