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 20265
Detector 14 day operating status:

Last detected dimming:
   204 hours and 33 minutes ago (2025-10-03 21:29 UTC)


Overview for dimming #:
   20265           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 #: 20265          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-09-25 20:21:5910.00.00.00.00 , 0.008618667
2025-09-25 20:23:5920.00.00.00.00 , 1.198618668
2025-09-25 20:25:5930.00.00.00.00 , 0.008618669
2025-09-25 20:27:5940.00.00.00.00 , 0.008618670
2025-09-25 20:29:5950.00.00.00.00 , 0.008618671
2025-09-25 20:31:5960.00.00.00.00 , 0.008618672
2025-09-25 20:33:5970.00.00.00.00 , 0.008618673
2025-09-25 20:35:5980.00.00.00.00 , 0.008618674
2025-09-25 20:37:5990.00.00.00.00 , 1.738618675
2025-09-25 20:39:59100.00.00.00.00 , 0.008618676
2025-09-25 20:41:59110.00.00.00.00 , 0.008618677
2025-09-25 20:43:59120.00.00.00.00 , 0.008618678
2025-09-25 20:45:5913-0.6-7.4-24.30.126 , 0.008618679
2025-09-25 20:47:5914-0.8-9.9-21.40.240 , 0.008618680
2025-09-25 20:49:5915-0.8-9.8-21.40.239 , 0.008618681
2025-09-25 20:51:5916-0.7-8.8-21.80.234 , 0.008618682
2025-09-25 20:53:5917-0.9-10.4-20.20.242 , 0.008618683
2025-09-25 20:55:5918-1.2-9.7-9.20.589 , 0.008618684
2025-09-25 20:57:5919-1.1-9.3-9.00.477 , 0.008618685
2025-09-25 21:01:5920-1.0-6.0-8.50.599 , 0.008618687

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 )