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 21235
Detector 14 day operating status:

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


Overview for dimming #:
   21235           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 #: 21235          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2026-01-10 08:17:592-46.6-176.6-14.22.9971-4.7-5.5-0.10, -0.010.100.008770036
2026-01-10 08:19:593-79.9-322.1-15.54.21407-4.4-5.4-0.10, -0.010.100.008770037
2026-01-10 08:21:594-91.9-334.3-15.34.81616-4.3-5.4-0.10, 0.000.100.008770038
2026-01-10 08:23:595-107.5-349.3-15.16.12041-4.3-5.4-0.10, 0.000.108.698770039
2026-01-10 08:25:596-121.6-357.7-16.07.32440-4.4-5.4-0.10, -0.010.1012.578770040
2026-01-10 08:27:597-130.1-361.8-16.57.82610-4.4-5.4-0.10, -0.010.1010.258770041
2026-01-10 08:29:598-138.2-363.3-17.08.42803-4.5-5.4-0.10, -0.010.108.528770042
2026-01-10 08:31:599-143.9-363.9-16.79.02993-4.5-5.5-0.10, -0.010.105.438770043
2026-01-10 08:33:5910-150.1-363.0-16.49.73208-4.6-5.5-0.10, -0.010.103.188770044
2026-01-10 08:35:5911-158.0-363.7-16.010.33427-4.7-5.6-0.10, -0.010.101.888770045
2026-01-10 08:37:5912-164.0-363.3-16.010.93605-4.8-5.7-0.10, -0.010.100.008770046
2026-01-10 08:39:5913-167.8-363.1-16.211.33735-4.8-5.7-0.10, -0.010.100.008770047
2026-01-10 08:41:5914-173.3-363.0-16.411.63845-4.9-5.8-0.10, -0.010.100.008770048
2026-01-10 08:43:5915-176.6-363.4-16.611.93943-4.9-5.8-0.10, -0.020.100.008770049
2026-01-10 08:45:5916-178.9-363.1-16.712.24038-4.9-5.8-0.10, -0.020.100.008770050
2026-01-10 08:47:5917-179.0-362.2-16.412.64147-4.9-5.8-0.10, -0.020.100.008770051
2026-01-10 08:49:5918-181.0-361.6-16.213.04307-4.9-5.8-0.10, -0.020.100.008770052
2026-01-10 08:51:5919-183.6-361.0-16.213.44436-4.9-5.9-0.10, -0.020.110.008770053
2026-01-10 08:53:5920-185.8-360.4-16.513.54465-5.0-5.9-0.10, -0.020.110.008770054
2026-01-10 08:55:5921-189.9-360.1-17.013.94582-5.0-5.9-0.10, -0.020.110.008770055
2026-01-10 08:57:5922-187.9-359.7-16.713.84540-5.0-5.9-0.10, -0.020.110.008770056

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 )