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 21146
Detector 14 day operating status:

Last detected dimming:
   205 hours and 6 minutes ago (2026-01-03 23:07 UTC)


Overview for dimming #:
   21146           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 #: 21146          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2026-01-02 00:07:5910.00.00.00.00 , 0.008756997
2026-01-02 00:09:5920.00.00.00.00 , 0.008756998
2026-01-02 00:11:5930.00.00.00.00 , 0.008756999
2026-01-02 00:13:5940.00.00.00.00 , 0.008757000
2026-01-02 00:15:5950.00.00.00.00 , 0.008757001
2026-01-02 00:17:5960.00.00.00.00 , 0.008757002
2026-01-02 00:19:5970.00.00.00.00 , 0.918757003
2026-01-02 00:21:5980.00.00.00.00 , 1.068757004
2026-01-02 00:23:599-0.5-5.9-18.70.126-9.1-23.4-0.40, -0.110.4111.768757005
2026-01-02 00:25:5910-1.1-7.6-14.40.272-8.7-23.1-0.39, -0.100.4120.638757006
2026-01-02 00:27:5911-1.4-9.5-12.30.3102-8.8-23.0-0.39, -0.100.4111.938757007
2026-01-02 00:29:5912-1.6-9.5-12.80.4110-8.7-23.0-0.39, -0.100.405.138757008
2026-01-02 00:31:5913-3.2-10.7-7.40.928014.9-9.6-0.16, 0.310.352.708757009
2026-01-02 00:33:5914-7.3-40.2-9.11.238014.9-9.0-0.15, 0.310.358.738757010
2026-01-02 00:35:5915-8.1-44.3-8.21.443314.9-8.6-0.15, 0.310.351.908757011
2026-01-02 00:37:5916-5.3-12.1-8.31.546214.9-8.7-0.15, 0.310.351.078757012
2026-01-02 00:39:5917-22.8-22.5-12.21.7168314.8-8.5-0.14, 0.310.342.678757013
2026-01-02 00:41:5918-24.2-23.0-11.92.1177214.9-8.2-0.14, 0.310.342.088757014
2026-01-02 00:43:5919-24.9-23.5-12.42.2181314.9-7.9-0.14, 0.310.340.008757015
2026-01-02 00:45:5920-25.1-24.3-12.72.0178514.9-8.5-0.14, 0.310.340.008757016
2026-01-02 00:47:5921-25.5-24.9-13.11.9176515.0-8.0-0.14, 0.310.340.008757017
2026-01-02 00:49:5922-25.1-24.5-12.81.7174914.9-7.8-0.13, 0.310.340.008757018
2026-01-02 00:51:5923-24.5-24.9-12.91.5168614.8-7.6-0.13, 0.310.340.008757019
2026-01-02 00:53:5924-24.4-25.0-13.11.5167514.7-7.6-0.13, 0.310.341.028757020
2026-01-02 00:55:5925-23.9-24.9-13.51.4162514.9-7.5-0.13, 0.310.340.008757021
2026-01-02 00:57:5926-23.8-25.0-13.61.4160214.9-7.5-0.13, 0.310.340.008757022
2026-01-02 00:59:5927-24.0-25.3-13.51.3159714.9-8.0-0.14, 0.310.340.008757023
2026-01-02 01:01:5928-24.7-25.0-13.21.5164515.0-7.8-0.13, 0.310.340.008757024
2026-01-02 01:03:5929-25.2-25.3-12.71.6168715.0-8.0-0.14, 0.310.340.968757025
2026-01-02 01:05:5930-25.5-25.4-13.11.6167915.0-7.8-0.13, 0.320.340.938757026
2026-01-02 01:07:5931-26.0-25.2-13.31.7170115.1-8.1-0.14, 0.320.343.838757027
2026-01-02 01:09:5932-26.1-25.1-13.41.6167415.1-8.2-0.14, 0.320.350.008757028
2026-01-02 01:11:5933-27.0-25.4-13.51.7170515.2-8.9-0.15, 0.320.350.858757029
2026-01-02 01:13:5934-25.9-25.4-13.31.6166315.2-8.4-0.14, 0.320.350.008757030
2026-01-02 01:15:5935-26.5-25.3-13.41.7167515.2-9.0-0.15, 0.320.350.008757031
2026-01-02 01:17:5936-26.2-25.2-13.41.4162815.2-8.9-0.15, 0.320.350.008757032
2026-01-02 01:19:5937-27.9-25.6-13.41.8171715.2-9.1-0.15, 0.320.350.008757033
2026-01-02 01:21:5938-27.7-25.8-13.51.5167015.3-9.2-0.16, 0.320.360.008757034
2026-01-02 01:23:5939-27.2-25.9-13.61.5164415.2-9.0-0.15, 0.320.350.008757035
2026-01-02 01:25:5940-28.4-26.5-13.81.6169115.2-9.2-0.16, 0.320.351.118757036
2026-01-02 01:27:5941-28.7-30.0-13.61.6168815.2-9.5-0.16, 0.320.360.008757037
2026-01-02 01:29:5942-29.8-29.2-13.81.6170615.3-8.9-0.15, 0.320.350.008757038
2026-01-02 01:31:5943-30.7-33.2-14.01.7172715.2-8.8-0.15, 0.320.350.008757039

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 )