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 20906
Detector 14 day operating status:

Last detected dimming:
   199 hours and 11 minutes ago (2025-12-06 23:37 UTC)


Overview for dimming #:
   20906           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 #: 20906          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-12-02 19:21:5910.00.00.00.00 , 0.008715843
2025-12-02 19:23:5920.00.00.00.00 , 0.008715844
2025-12-02 19:25:5930.00.00.00.00 , 0.008715845
2025-12-02 19:27:594-1.8-7.2-8.70.5181 , 0.008715846
2025-12-02 19:29:595-5.6-10.5-9.71.6544-3.4-9.4-0.17, -0.070.180.008715847
2025-12-02 19:31:596-10.3-14.1-11.02.8916-3.2-9.0-0.16, -0.070.170.008715848
2025-12-02 19:33:597-17.4-16.3-10.84.61509-3.0-8.5-0.15, -0.060.160.008715849
2025-12-02 19:35:598-22.1-19.4-11.75.51809-3.0-8.6-0.15, -0.070.160.008715850
2025-12-02 19:37:599-28.3-23.6-11.96.62183-2.9-8.3-0.15, -0.060.160.878715851
2025-12-02 19:39:5910-33.3-25.6-12.37.42443-2.7-8.0-0.14, -0.060.150.008715852
2025-12-02 19:41:5911-39.4-27.0-12.58.32754-2.6-7.9-0.14, -0.060.150.008715853
2025-12-02 19:43:5912-45.5-30.3-12.99.13009-2.6-7.7-0.14, -0.060.150.008715854
2025-12-02 19:45:5913-50.6-31.5-13.59.73205-2.6-7.6-0.13, -0.060.150.008715855
2025-12-02 19:47:5914-56.2-35.2-13.610.33418-2.6-7.5-0.13, -0.060.140.008715856
2025-12-02 19:49:5915-60.7-36.1-13.411.03621-2.7-7.6-0.13, -0.060.150.008715857
2025-12-02 19:51:5916-64.0-38.4-13.711.23688-2.7-7.6-0.13, -0.060.151.178715858
2025-12-02 19:53:5917-69.5-40.7-13.812.24017-2.8-7.7-0.13, -0.060.150.898715859
2025-12-02 19:55:5918-75.7-41.6-13.513.14317-2.8-7.6-0.13, -0.060.151.058715860
2025-12-02 19:57:5919-79.9-43.5-14.113.44407-2.7-7.5-0.13, -0.060.141.498715861
2025-12-02 19:59:5920-85.0-43.8-14.414.14633-2.7-7.6-0.13, -0.060.152.488715862

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 )