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 20942
Detector 14 day operating status:

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


Overview for dimming #:
   20942           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 #: 20942          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-12-05 21:25:5910.00.00.00.00 , 0.008720219
2025-12-05 21:27:5920.00.00.00.00 , 0.008720220
2025-12-05 21:29:593-0.4-4.3-13.30.127 , 0.008720221
2025-12-05 21:31:594-0.7-6.0-14.80.139 , 0.008720222
2025-12-05 21:33:595-0.9-7.7-13.60.25521.1-15.8-0.26, 0.360.440.008720223
2025-12-05 21:35:596-1.0-6.4-14.70.26021.2-15.7-0.26, 0.360.441.018720224
2025-12-05 21:37:597-1.6-6.3-13.00.310921.2-15.7-0.26, 0.360.440.008720225
2025-12-05 21:39:598-2.4-8.9-12.80.515721.1-15.6-0.25, 0.360.440.008720226
2025-12-05 21:41:599-3.4-11.6-14.00.620121.1-15.6-0.25, 0.360.445.368720227
2025-12-05 21:43:5910-4.1-13.5-13.60.722421.0-15.7-0.26, 0.360.441.768720228
2025-12-05 21:45:5911-4.7-11.9-14.00.824821.1-16.5-0.27, 0.360.450.008720229
2025-12-05 21:47:5912-4.9-10.9-14.20.9273-8.6-0.8-0.01, -0.160.160.008720230
2025-12-05 21:49:5913-4.9-12.4-14.20.9276-8.5-0.8-0.01, -0.160.160.008720231
2025-12-05 21:51:5914-5.5-15.6-13.90.9302-8.6-0.5-0.01, -0.160.160.008720232
2025-12-05 21:53:5915-6.0-15.3-15.11.0323-8.80.10.00, -0.160.160.008720233
2025-12-05 21:55:5916-6.7-16.6-15.51.1365-9.10.40.01, -0.160.160.008720234
2025-12-05 21:57:5917-6.8-18.0-16.21.1365-9.00.30.00, -0.160.160.008720235
2025-12-05 21:59:5918-6.3-18.3-15.91.1363-9.10.40.01, -0.170.170.008720236
2025-12-05 22:01:5919-7.4-17.9-15.41.3412-9.10.30.01, -0.170.170.008720237
2025-12-05 22:03:5920-7.1-17.5-15.81.2398-8.90.30.00, -0.160.160.008720238
2025-12-05 22:05:5921-7.2-17.1-15.71.3423-9.00.30.00, -0.160.160.008720239
2025-12-05 22:07:5922-8.4-17.2-15.71.5490-8.60.50.01, -0.160.160.008720240

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 )