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 20903
Detector 14 day operating status:

Last detected dimming:
   199 hours and 12 minutes ago (2025-12-06 23:37 UTC)


Overview for dimming #:
   20903           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 #: 20903          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-12-02 14:05:5910.00.00.00.00 , 0.008715685
2025-12-02 14:07:5920.00.00.00.00 , 0.008715686
2025-12-02 14:09:5930.00.00.00.00 , 0.008715687
2025-12-02 14:11:594-2.2-12.3-11.70.6188 , 0.008715688
2025-12-02 14:13:595-2.5-12.7-11.10.7222 , 0.008715689
2025-12-02 14:15:596-3.5-12.2-11.10.9268-9.9-24.0-0.41, -0.190.450.008715690
2025-12-02 14:17:597-4.0-11.1-11.80.8236 , 1.008715691
2025-12-02 14:19:598-5.9-25.6-11.70.9274-14.7-22.5-0.37, -0.270.461.358715692
2025-12-02 14:21:599-7.1-25.5-12.71.2356-14.5-22.6-0.38, -0.260.461.098715693
2025-12-02 14:23:5910-7.8-25.3-12.61.3375-14.5-22.6-0.38, -0.260.460.878715694
2025-12-02 14:25:5911-8.4-28.0-10.91.5435-14.5-22.6-0.38, -0.260.460.008715695
2025-12-02 14:27:5912-10.6-26.5-10.61.9577-14.3-22.7-0.38, -0.260.461.208715696
2025-12-02 14:29:5913-11.3-28.6-11.32.1627-14.2-22.8-0.38, -0.260.461.358715697
2025-12-02 14:31:5914-12.4-39.2-11.82.2673-14.3-22.8-0.38, -0.260.460.008715698
2025-12-02 14:33:5915-12.7-31.3-12.22.3678-14.2-22.9-0.38, -0.260.460.008715699
2025-12-02 14:35:5916-12.7-27.5-12.62.3673-14.2-23.0-0.38, -0.260.460.008715700
2025-12-02 14:37:5917-13.6-35.3-12.22.3697-14.2-22.9-0.38, -0.260.460.008715701
2025-12-02 14:39:5918-14.2-32.1-12.02.4715-14.1-23.0-0.38, -0.260.460.008715702
2025-12-02 14:41:5919-12.1-25.0-12.02.2644-14.0-23.3-0.39, -0.260.470.008715703
2025-12-02 14:43:5920-11.8-25.6-12.52.1626-14.0-23.4-0.39, -0.260.470.008715704
2025-12-02 14:45:5921-13.5-28.9-13.02.3675-14.1-23.4-0.39, -0.260.470.008715705

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 )