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 20517
Detector 14 day operating status:

Last detected dimming:
   211 hours and 15 minutes ago (2025-10-24 20:53 UTC)


Overview for dimming #:
   20517           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 #: 20517          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-10-19 21:23:5910.00.00.00.00 , 0.008652693
2025-10-19 21:25:5920.00.00.00.00 , 0.008652694
2025-10-19 21:27:5930.00.00.00.00 , 0.008652695
2025-10-19 21:29:5940.00.00.00.00 , 0.008652696
2025-10-19 21:31:5950.00.00.00.00 , 0.008652697
2025-10-19 21:33:5960.00.00.00.00 , 0.008652698
2025-10-19 21:35:597-1.4-7.1-7.80.01751.08, 0.361.130.888652699
2025-10-19 21:37:598-2.9-9.4-8.60.03401.08, 0.361.141.158652700
2025-10-19 21:39:599-4.5-11.3-8.80.04901.09, 0.361.150.978652701
2025-10-19 21:41:5910-6.0-12.3-8.90.06441.08, 0.371.140.008652702
2025-10-19 21:43:5911-9.0-13.6-8.40.09541.08, 0.391.150.008652703
2025-10-19 21:45:5912-12.1-15.2-9.00.011771.08, 0.401.150.008652704
2025-10-19 21:47:5913-16.0-22.5-9.50.013651.07, 0.401.140.008652705
2025-10-19 21:49:5914-20.2-34.5-10.10.015621.06, 0.411.140.008652706
2025-10-19 21:51:5915-25.0-45.8-10.70.017501.06, 0.421.140.848652707
2025-10-19 21:53:5916-27.7-55.2-11.10.018361.06, 0.411.140.008652708
2025-10-19 21:55:5917-31.9-61.0-11.40.020011.06, 0.411.140.008652709
2025-10-19 21:57:5918-33.9-63.5-11.80.020851.06, 0.421.140.008652710
2025-10-19 21:59:5919-34.8-60.8-11.90.021391.06, 0.411.140.008652711
2025-10-19 22:01:5920-37.5-57.4-11.80.022801.06, 0.421.140.008652712
2025-10-19 22:03:5921-39.5-59.6-12.30.022951.06, 0.421.140.008652713

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 )