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 21214
Detector 14 day operating status:

Last detected dimming:
   496 hours and 36 minutes ago (2026-01-18 23:51 UTC)


Overview for dimming #:
   21214           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 #: 21214          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2026-01-07 03:11:591-7.7-22.0-14.11.1346-16.0-15.3-0.26, -0.220.340.008764282
2026-01-07 03:13:592-9.7-32.9-17.21.1360-15.1-16.0-0.27, -0.200.340.008764283
2026-01-07 03:15:593-4.3-40.2-34.00.273 , 0.008764284
2026-01-07 03:17:594-4.7-39.6-25.50.3104 , 0.008764285
2026-01-07 03:19:595-4.1-19.2-23.00.3108 , 0.008764286
2026-01-07 03:21:596-6.8-29.9-23.70.6197 , 0.008764287
2026-01-07 03:23:597-24.4-77.9-21.61.7532-15.7-16.9-0.28, -0.210.350.918764288
2026-01-07 03:25:598-30.5-95.7-20.22.3724-15.6-16.7-0.28, -0.210.351.758764289
2026-01-07 03:27:599-40.5-102.1-18.73.21018-15.4-16.7-0.28, -0.210.352.598764290
2026-01-07 03:29:5910-37.5-84.2-18.33.41073-14.8-16.5-0.28, -0.200.341.708764291
2026-01-07 03:31:5911-38.8-105.6-17.63.41083-14.5-16.6-0.28, -0.190.341.408764292
2026-01-07 03:33:5912-40.0-114.5-17.13.51120-14.3-16.6-0.28, -0.190.340.008764293
2026-01-07 03:35:5913-36.7-109.5-17.33.21007-14.2-16.7-0.28, -0.190.340.008764294
2026-01-07 03:37:5914-35.0-109.7-19.62.8891-14.2-16.7-0.28, -0.190.340.008764295
2026-01-07 03:39:5915-38.7-105.1-21.03.0967-14.7-16.7-0.28, -0.200.340.008764296
2026-01-07 03:41:5916-40.5-99.7-22.52.9920-15.1-16.9-0.29, -0.200.350.008764297
2026-01-07 03:43:5917-39.2-106.0-23.02.8875-15.4-16.9-0.28, -0.210.350.008764298
2026-01-07 03:45:5918-19.1-62.2-19.21.9613-14.1-16.8-0.28, -0.190.340.008764299
2026-01-07 03:47:5919-1.6-6.1-30.10.139 , 0.008764300
2026-01-07 03:49:5920-3.4-10.5-13.70.6176-17.4-22.2-0.37, -0.240.440.008764301
2026-01-07 03:51:5921-3.1-11.2-13.00.6183-17.5-22.8-0.37, -0.250.450.008764302
2026-01-07 03:53:5922-2.9-11.3-13.50.6179-17.5-22.9-0.38, -0.250.450.008764303
2026-01-07 03:55:5923-3.3-11.5-13.70.7217-16.9-23.5-0.39, -0.240.450.008764304

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 )