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 21364
Detector 14 day operating status:

Last detected dimming:
   225 hours and 15 minutes ago (2026-03-03 19:29 UTC)


Overview for dimming #:
   21364           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 #: 21364          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2026-02-19 14:01:5910.00.00.00.00 , 0.008798123
2026-02-19 14:03:5920.00.00.00.00 , 0.008798124
2026-02-19 14:05:5930.00.00.00.00 , 0.008798125
2026-02-19 14:07:5940.00.00.00.00 , 0.008798126
2026-02-19 14:09:5950.00.00.00.00 , 0.008798127
2026-02-19 14:11:5960.00.00.00.00 , 0.008798128
2026-02-19 14:13:5970.00.00.00.00 , 1.598798129
2026-02-19 14:15:5980.00.00.00.00 , 1.178798130
2026-02-19 14:17:5990.00.00.00.00 , 1.308798131
2026-02-19 14:19:59100.00.00.00.00 , 0.008798132
2026-02-19 14:21:59110.00.0-12.10.01 , 0.008798133
2026-02-19 14:23:5912-0.5-2.9-10.20.237-5.7-46.0-0.72, -0.020.720.008798134
2026-02-19 14:25:5913-0.7-5.0-10.40.256-6.5-46.1-0.72, -0.030.730.008798135
2026-02-19 14:27:5914-0.8-4.4-14.40.245-5.8-46.1-0.72, -0.020.730.008798136
2026-02-19 14:29:5915-0.9-5.0-10.10.363-6.0-46.1-0.73, -0.020.730.008798137
2026-02-19 14:31:5916-0.9-5.3-9.30.374-5.8-46.1-0.73, -0.020.730.008798138
2026-02-19 14:33:5917-1.3-6.8-10.20.492-6.2-46.1-0.73, -0.020.730.008798139
2026-02-19 14:35:5918-1.1-6.4-9.80.493-6.0-46.1-0.73, -0.020.730.008798140
2026-02-19 14:37:5919-1.2-5.4-9.40.499-6.0-46.1-0.73, -0.020.730.008798141
2026-02-19 14:39:5920-0.9-6.1-11.10.366-5.9-46.0-0.72, -0.020.730.008798142
2026-02-19 14:41:5921-1.1-6.6-11.70.482-5.9-46.1-0.72, -0.020.730.008798143

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 )