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 21379
Detector 14 day operating status:

Last detected dimming:
   213 hours and 21 minutes ago (2026-03-03 19:29 UTC)


Overview for dimming #:
   21379           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

more


Details for dimming #: 21379          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2026-02-22 18:19:5910.00.00.00.00 , 0.008801130
2026-02-22 18:21:5920.00.00.00.00 , 0.008801131
2026-02-22 18:23:5930.00.00.00.00 , 0.008801132
2026-02-22 18:25:594-0.2-2.3-8.20.122 , 0.008801133
2026-02-22 18:27:595-2.2-9.5-8.41.5246 , 0.008801134
2026-02-22 18:29:596-4.5-10.9-8.93.04726.2-58.9-0.86, 0.170.881.058801135
2026-02-22 18:31:597-6.7-12.4-9.74.36575.8-59.4-0.87, 0.160.880.008801136
2026-02-22 18:33:598-9.8-13.6-9.96.29395.8-59.7-0.87, 0.160.880.008801137
2026-02-22 18:35:599-12.8-14.5-10.17.811845.7-59.6-0.87, 0.160.885.148801138
2026-02-22 18:37:5910-16.5-16.8-10.99.414356.4-58.7-0.86, 0.180.881.128801139
2026-02-22 18:39:5911-19.9-19.4-11.211.016817.4-57.3-0.84, 0.200.871.148801140
2026-02-22 18:41:5912-23.0-21.1-11.312.419078.0-56.7-0.84, 0.210.860.878801141
2026-02-22 18:43:5913-27.1-22.0-11.914.621728.3-56.5-0.83, 0.210.860.918801142
2026-02-22 18:45:5914-30.0-22.4-12.315.622988.4-56.7-0.84, 0.220.860.008801143
2026-02-22 18:47:5915-33.2-22.1-12.217.925618.5-57.1-0.84, 0.220.870.008801144
2026-02-22 18:49:5916-35.2-23.0-11.918.326928.7-56.5-0.83, 0.220.860.008801145
2026-02-22 18:51:5917-37.1-22.8-11.819.528758.9-56.2-0.83, 0.220.860.008801146
2026-02-22 18:53:5918-38.0-23.5-12.019.729229.2-55.6-0.82, 0.230.860.008801147
2026-02-22 18:55:5919-41.3-24.8-12.121.431569.1-55.4-0.82, 0.230.850.008801148
2026-02-22 18:57:5920-44.6-25.9-12.023.834028.9-55.6-0.82, 0.230.850.008801149
2026-02-22 18:59:5921-48.8-27.0-12.624.835439.0-55.9-0.83, 0.230.860.008801150

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 )