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 21016
Detector 14 day operating status:

Last detected dimming:
   203 hours and 25 minutes ago (2026-01-03 23:07 UTC)


Overview for dimming #:
   21016           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

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Details for dimming #: 21016          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-12-15 02:15:5910.00.00.00.00 , 0.008734038
2025-12-15 02:17:592-2.1-15.9-20.30.4107 , 0.008734039
2025-12-15 02:19:593-4.0-23.3-22.20.7174 , 0.008734040
2025-12-15 02:21:594-3.6-19.0-16.80.8203 , 0.008734041
2025-12-15 02:23:595-3.7-17.1-13.80.9224 , 0.008734042
2025-12-15 02:25:596-6.4-18.2-14.51.5377-7.542.00.67, -0.120.680.008734043
2025-12-15 02:27:597-9.8-22.0-15.62.4563-7.842.30.67, -0.130.690.008734044
2025-12-15 02:29:598-14.0-25.1-16.73.2753-8.042.70.68, -0.130.691.188734045
2025-12-15 02:31:599-16.0-26.6-16.93.5836-7.742.40.68, -0.120.692.538734046
2025-12-15 02:33:5910-17.6-26.8-17.13.9912-7.942.90.68, -0.130.690.008734047
2025-12-15 02:35:5911-20.2-29.6-17.44.31012-7.942.90.68, -0.130.690.008734048
2025-12-15 02:37:5912-22.6-33.0-17.24.71102-7.842.90.68, -0.120.690.008734049
2025-12-15 02:39:5913-25.0-34.4-17.65.01174-7.843.00.68, -0.120.690.008734050
2025-12-15 02:41:5914-27.4-36.2-17.05.41277-7.843.10.68, -0.130.700.008734051
2025-12-15 02:43:5915-30.3-36.7-18.25.91380-8.143.20.69, -0.130.700.008734052
2025-12-15 02:45:5916-33.5-39.2-17.96.41501-8.843.80.69, -0.140.710.008734053
2025-12-15 02:47:5917-35.2-38.6-18.76.61528-9.344.00.69, -0.150.710.008734054
2025-12-15 02:49:5918-36.4-38.2-19.46.71551-9.544.30.70, -0.160.711.098734055
2025-12-15 02:51:5919-37.8-39.3-19.26.91597-9.544.30.70, -0.160.711.688734056
2025-12-15 02:53:5920-39.6-40.6-19.37.11634-9.443.90.69, -0.150.710.008734057
2025-12-15 02:55:5921-41.2-41.8-19.77.31686-9.744.10.69, -0.160.710.008734058

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 )