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 21191
Detector 14 day operating status:

Last detected dimming:
   206 hours and 17 minutes ago (2026-01-06 18:25 UTC)


Overview for dimming #:
   21191           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 #: 21191          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2026-01-05 00:51:5910.00.00.00.00 , 0.008761338
2026-01-05 00:53:5920.00.00.00.00 , 0.008761339
2026-01-05 00:55:5930.00.00.00.00 , 0.008761340
2026-01-05 00:57:5940.00.00.00.00 , 0.008761341
2026-01-05 00:59:595-0.6-5.4-26.60.121 , 0.008761342
2026-01-05 01:01:596-0.6-7.2-20.10.231 , 0.008761343
2026-01-05 01:03:597-2.1-11.9-21.50.486 , 0.008761344
2026-01-05 01:05:598-2.2-10.6-18.30.593-15.7-50.1-0.75, -0.240.780.008761345
2026-01-05 01:07:599-3.9-18.0-15.20.8158-15.3-50.4-0.75, -0.230.794.078761346
2026-01-05 01:09:5910-8.2-23.5-17.01.6327-15.4-50.4-0.75, -0.230.791.768761347
2026-01-05 01:11:5911-7.9-31.4-18.81.6317-13.3-51.5-0.77, -0.200.800.008761348
2026-01-05 01:13:5912-8.9-34.2-19.61.7343-13.0-51.6-0.77, -0.190.800.008761349
2026-01-05 01:15:5913-10.4-40.8-17.62.0407-12.7-51.9-0.78, -0.180.800.008761350
2026-01-05 01:17:5914-11.4-43.0-16.72.2436-23.3-51.3-0.73, -0.360.810.008761351
2026-01-05 01:19:5915-13.4-45.7-13.83.1588-23.7-51.2-0.72, -0.370.810.008761352
2026-01-05 01:21:5916-15.8-45.7-12.44.2778-23.2-51.0-0.72, -0.360.810.008761353
2026-01-05 01:23:5917-17.4-46.1-13.14.8879-22.7-51.0-0.72, -0.350.811.088761354
2026-01-05 01:25:5918-18.6-48.2-13.15.2955-22.4-50.9-0.73, -0.350.810.008761355
2026-01-05 01:27:5919-18.8-37.3-13.85.4968-21.2-50.8-0.73, -0.330.801.238761356
2026-01-05 01:29:5920-20.3-31.4-13.76.11110-11.8-52.5-0.79, -0.170.802.158761357
2026-01-05 01:31:5921-21.0-23.8-14.36.41162-17.8-51.2-0.75, -0.270.801.378761358
2026-01-05 01:33:5922-23.1-23.8-14.07.11313-16.3-51.5-0.76, -0.250.804.048761359
2026-01-05 01:35:5923-25.8-22.8-14.47.61433-15.2-49.8-0.75, -0.230.784.128761360
2026-01-05 01:37:5924-25.9-25.0-14.57.71450-14.0-50.4-0.76, -0.210.780.008761361
2026-01-05 01:39:5925-26.3-23.6-14.48.21518-12.3-50.7-0.76, -0.180.780.008761362
2026-01-05 01:41:5926-25.3-23.5-15.07.91448-12.1-52.9-0.79, -0.180.810.008761363
2026-01-05 01:43:5927-26.7-26.6-15.58.21497-11.6-52.9-0.79, -0.170.810.008761364
2026-01-05 01:45:5928-28.2-25.4-16.08.41521-11.6-52.7-0.79, -0.170.810.008761365
2026-01-05 01:47:5929-29.4-26.9-15.68.81617-11.2-52.7-0.79, -0.160.810.008761366
2026-01-05 01:49:5930-31.5-27.4-16.29.21679-11.7-52.2-0.78, -0.170.800.008761367
2026-01-05 01:51:5931-31.1-26.6-15.79.21680-11.7-51.4-0.77, -0.170.790.008761368
2026-01-05 01:53:5932-33.4-27.0-16.39.51728-12.5-49.9-0.76, -0.180.780.008761369
2026-01-05 01:55:5933-34.7-27.8-16.59.71776-12.4-50.2-0.76, -0.180.780.008761370
2026-01-05 01:57:5934-34.0-29.2-16.89.71760-0.759.30.87, 0.020.870.008761371
2026-01-05 01:59:5935-35.6-29.9-16.99.91798-12.3-49.9-0.76, -0.180.780.008761372

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 )