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 21417
Detector 14 day operating status:

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


Overview for dimming #:
   21417           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 #: 21417          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2026-03-01 00:27:5910.00.00.00.00 , 0.008810663
2026-03-01 00:29:5920.00.00.00.00 , 0.008810664
2026-03-01 00:31:5930.00.00.00.00 , 0.008810665
2026-03-01 00:33:5940.00.00.00.00 , 1.178810666
2026-03-01 00:35:5950.00.00.00.00 , 0.008810667
2026-03-01 00:37:5960.00.00.00.00 , 0.008810668
2026-03-01 00:39:5970.00.00.00.00 , 0.008810669
2026-03-01 00:41:5980.00.00.00.00 , 1.158810670
2026-03-01 00:43:5990.00.00.00.00 , 2.228810671
2026-03-01 00:45:59100.00.00.00.00 , 1.118810672
2026-03-01 00:47:59110.00.00.00.00 , 0.008810673
2026-03-01 00:49:59120.00.00.00.00 , 0.008810674
2026-03-01 00:51:59130.00.00.00.00 , 0.008810675
2026-03-01 00:53:59140.00.0-10.60.02-12.5-45.8-0.71, -0.130.720.008810676
2026-03-01 00:55:59150.00.0-11.40.01 , 0.008810677
2026-03-01 00:57:5916-0.10.0-8.80.07-12.6-45.8-0.71, -0.130.720.008810678
2026-03-01 00:59:59170.00.0-10.00.02 , 0.008810679
2026-03-01 01:01:59180.00.0-9.30.01 , 0.008810680
2026-03-01 01:03:5919-0.10.0-9.40.06-12.6-46.4-0.72, -0.130.730.008810681
2026-03-01 01:05:5920-0.10.0-9.10.06-12.6-46.4-0.72, -0.130.730.008810682
2026-03-01 01:07:5921-0.1-0.5-10.10.09-12.6-46.2-0.71, -0.130.730.008810683

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 )