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 21415
Detector 14 day operating status:

Last detected dimming:
   218 hours and 5 minutes ago (2026-03-03 19:29 UTC)


Overview for dimming #:
   21415           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 #: 21415          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2026-02-28 20:13:5910.00.00.00.00 , 0.948809816
2026-02-28 20:15:5920.00.00.00.00 , 0.878809817
2026-02-28 20:17:5930.00.00.00.00 , 0.008809818
2026-02-28 20:19:5940.00.00.00.00 , 0.008809819
2026-02-28 20:21:5950.00.00.00.00 , 0.008809820
2026-02-28 20:23:5960.00.00.00.00 , 0.008809821
2026-02-28 20:25:5970.00.00.00.00 , 0.008809822
2026-02-28 20:27:5980.00.00.00.00 , 0.008809823
2026-02-28 20:29:599-0.7-7.0-16.80.247 , 1.408809824
2026-02-28 20:31:5910-3.3-13.5-13.31.0232 , 1.448809825
2026-02-28 20:33:5911-7.0-20.4-12.62.349533.7-22.1-0.32, 0.660.731.628809826
2026-02-28 20:35:5912-9.9-23.8-11.73.270633.8-21.3-0.31, 0.660.730.008809827
2026-02-28 20:37:5913-11.3-24.8-12.03.780033.8-21.4-0.31, 0.660.720.008809828
2026-02-28 20:39:5914-12.0-25.6-12.53.780933.9-21.6-0.31, 0.660.730.008809829
2026-02-28 20:41:5915-12.5-26.8-12.83.883233.9-21.6-0.31, 0.660.730.008809830
2026-02-28 20:43:5916-14.0-27.2-11.84.496734.1-21.7-0.31, 0.660.730.008809831
2026-02-28 20:45:5917-14.8-28.2-11.44.7103534.1-21.6-0.31, 0.660.730.008809832
2026-02-28 20:47:5918-16.9-28.7-10.45.6123134.1-21.7-0.31, 0.660.730.008809833
2026-02-28 20:49:5919-18.1-29.3-10.86.0131234.2-21.7-0.31, 0.660.730.008809834
2026-02-28 20:51:5920-18.9-29.9-10.76.2137634.3-21.7-0.31, 0.660.730.008809835
2026-02-28 20:53:5921-19.1-30.3-11.16.2136334.2-21.7-0.31, 0.660.730.008809836
2026-02-28 20:55:5922-19.8-31.0-11.66.2137834.0-21.7-0.31, 0.660.730.008809837
2026-02-28 20:57:5923-20.2-31.5-12.06.2137534.0-21.6-0.31, 0.660.730.008809838

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 )