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 20853
Detector 14 day operating status:

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


Overview for dimming #:
   20853           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 #: 20853          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-11-27 09:31:5910.00.00.00.00 , 0.008708401
2025-11-27 09:33:5920.00.00.00.00 , 0.008708402
2025-11-27 09:35:5930.00.00.00.00 , 0.008708403
2025-11-27 09:37:594-0.4-4.9-11.90.235 , 0.008708404
2025-11-27 09:39:595-1.2-10.5-14.20.483 , 0.008708405
2025-11-27 09:41:596-2.1-13.2-13.80.7143 , 0.008708406
2025-11-27 09:43:597-3.7-14.3-12.91.3258 , 0.008708407
2025-11-27 09:45:598-3.7-15.2-11.91.3263 , 0.008708408
2025-11-27 09:47:599-5.1-15.4-13.51.7337 , 3.448708409
2025-11-27 09:49:5910-6.2-15.6-12.62.141615.2-49.2-0.74, 0.250.783.068708410
2025-11-27 09:51:5911-8.1-17.3-12.82.551115.0-49.3-0.74, 0.250.780.008708411
2025-11-27 09:53:5912-10.6-22.1-12.03.56884.1-52.6-0.80, 0.060.800.008708412
2025-11-27 09:55:5913-12.4-26.0-12.84.37684.0-52.8-0.80, 0.060.810.008708413
2025-11-27 09:57:5914-14.5-26.8-12.25.89284.1-52.5-0.80, 0.060.800.008708414
2025-11-27 09:59:5915-17.0-28.8-12.66.810864.2-52.5-0.80, 0.060.800.008708415
2025-11-27 10:01:5916-16.6-28.9-12.66.810544.1-52.8-0.80, 0.060.810.008708416
2025-11-27 10:03:5917-16.5-29.5-12.77.010443.7-53.2-0.81, 0.050.810.008708417
2025-11-27 10:05:5918-16.5-29.5-12.96.710344.4-52.7-0.80, 0.060.800.008708418
2025-11-27 10:07:5919-16.6-30.2-12.87.110363.1-53.3-0.81, 0.040.810.008708419
2025-11-27 10:09:5920-17.2-30.6-13.28.110683.3-53.4-0.81, 0.040.810.008708420
2025-11-27 10:11:5921-17.6-31.1-12.88.010773.3-53.1-0.81, 0.040.810.008708421
2025-11-27 10:13:5922-19.0-31.1-12.58.611643.6-52.6-0.80, 0.050.800.008708422

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 )