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 20789
Detector 14 day operating status:

Last detected dimming:
   214 hours and 11 minutes ago (2025-12-05 23:57 UTC)


Overview for dimming #:
   20789           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 #: 20789          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-11-18 07:01:5910.00.00.00.00 , 0.848696138
2025-11-18 07:03:5920.00.00.00.00 , 0.008696139
2025-11-18 07:05:5930.00.00.00.00 , 0.008696140
2025-11-18 07:07:594-0.5-4.1-11.80.136 , 0.008696141
2025-11-18 07:09:595-2.6-7.3-11.00.6177-13.76.20.11, -0.280.300.008696142
2025-11-18 07:11:596-4.6-10.3-12.10.9281-14.25.80.10, -0.290.310.008696143
2025-11-18 07:13:597-6.4-13.5-13.91.0324-14.25.70.10, -0.290.310.008696144
2025-11-18 07:15:598-10.0-27.2-15.71.5463-14.25.80.10, -0.290.310.008696145
2025-11-18 07:17:599-12.9-32.1-15.51.8584-14.45.70.10, -0.290.314.928696146
2025-11-18 07:19:5910-15.9-42.9-14.72.1657-14.95.40.09, -0.300.321.998696147
2025-11-18 07:21:5911-18.6-47.9-15.82.3723-14.95.40.09, -0.300.321.718696148
2025-11-18 07:23:5912-22.3-55.9-18.12.6816-15.05.30.09, -0.300.320.008696149
2025-11-18 07:25:5913-25.4-60.8-18.72.9906-15.05.40.09, -0.300.320.008696150
2025-11-18 07:27:5914-29.3-64.5-18.43.31046-14.85.80.10, -0.300.320.008696151
2025-11-18 07:29:5915-31.8-65.5-18.13.71149-14.85.70.10, -0.300.320.008696152
2025-11-18 07:31:5916-33.2-66.4-18.03.91235-14.85.70.10, -0.300.320.008696153
2025-11-18 07:33:5917-32.5-66.7-20.83.41074-14.85.80.10, -0.300.320.008696154
2025-11-18 07:35:5918-33.3-66.7-19.83.71158-14.95.70.10, -0.300.320.008696155
2025-11-18 07:37:5919-34.3-63.3-19.53.91214-14.85.70.10, -0.300.320.008696156
2025-11-18 07:39:5920-34.4-59.1-18.54.11275-14.65.90.10, -0.300.310.008696157
2025-11-18 07:41:5921-33.3-53.9-19.83.91231-14.65.80.10, -0.300.310.008696158
2025-11-18 07:43:5922-34.3-56.0-19.94.01262-14.55.90.10, -0.300.310.008696159
2025-11-18 07:45:5923-34.8-56.1-19.54.21300-14.55.90.10, -0.300.310.008696160

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 )