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 20198
Detector 14 day operating status:

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


Overview for dimming #:
   20198           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 #: 20198          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-09-20 12:19:5910.00.00.00.00 , 0.008611288
2025-09-20 12:21:5920.00.00.00.00 , 0.008611289
2025-09-20 12:23:5930.00.00.00.00 , 0.008611290
2025-09-20 12:25:5940.00.00.00.00 , 0.008611291
2025-09-20 12:27:5950.00.00.00.00 , 0.008611292
2025-09-20 12:29:5960.00.00.00.00 , 0.008611293
2025-09-20 12:31:5970.00.00.00.00 , 0.008611294
2025-09-20 12:33:5980.00.00.00.00 , 0.008611295
2025-09-20 12:35:5990.00.00.00.00 , 6.538611296
2025-09-20 12:37:59100.00.00.00.00 , 7.928611297
2025-09-20 12:39:59110.00.00.00.00 , 0.988611298
2025-09-20 12:41:59120.00.00.00.00 , 0.008611299
2025-09-20 12:43:59130.00.00.00.00 , 0.008611300
2025-09-20 12:45:59140.00.00.00.00 , 0.008611301
2025-09-20 12:47:59150.00.00.00.00 , 0.008611302
2025-09-20 12:49:59160.00.00.00.00 , 0.008611303
2025-09-20 12:51:59170.00.00.00.00 , 0.008611304
2025-09-20 12:53:59180.00.00.00.00 , 0.008611305
2025-09-20 12:55:59190.00.00.00.00 , 0.008611306
2025-09-20 12:57:5920-0.10.0-17.00.03-20.6-14.4-0.24, -0.470.520.008611307
2025-09-20 12:59:5921-0.2-2.4-17.50.114-20.9-14.2-0.23, -0.470.530.008611308
2025-09-20 13:01:5922-0.3-2.6-19.10.115-20.8-14.3-0.23, -0.470.520.008611309

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 )