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 21228
Detector 14 day operating status:

Last detected dimming:
   227 hours and 34 minutes ago (2026-03-05 22:49 UTC)


Overview for dimming #:
   21228           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 #: 21228          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2026-01-08 21:25:5910.00.00.00.00 , 0.008766116
2026-01-08 21:27:5920.00.00.00.00 , 0.008766117
2026-01-08 21:29:5930.00.00.00.00 , 0.008766118
2026-01-08 21:31:5940.00.0-30.40.01 , 0.008766119
2026-01-08 21:33:595-2.8-14.6-21.80.4132 , 0.008766120
2026-01-08 21:35:596-4.3-18.9-22.50.6198 , 0.008766121
2026-01-08 21:37:597-6.8-22.2-15.91.0341-10.66.10.11, -0.120.160.008766122
2026-01-08 21:39:598-9.1-24.7-15.71.4455-10.65.90.10, -0.120.160.878766123
2026-01-08 21:41:599-11.5-26.2-15.61.8576-11.45.90.10, -0.130.172.838766124
2026-01-08 21:43:5910-15.5-28.0-15.62.4786-13.35.70.10, -0.170.191.168766125
2026-01-08 21:45:5911-21.0-29.9-14.63.41083-13.95.70.10, -0.180.201.568766126
2026-01-08 21:47:5912-24.5-30.6-16.03.81214-13.55.80.10, -0.170.200.008766127
2026-01-08 21:49:5913-32.1-36.2-15.45.11608-13.95.70.10, -0.180.200.008766128
2026-01-08 21:51:5914-40.2-45.8-16.06.11929-13.75.60.10, -0.170.200.008766129
2026-01-08 21:53:5915-47.0-56.8-16.86.82151-12.85.50.09, -0.160.181.118766130
2026-01-08 21:55:5916-52.6-62.5-17.07.52358-12.95.50.09, -0.160.181.058766131
2026-01-08 21:57:5917-58.7-65.9-17.58.12561-13.15.40.09, -0.160.191.278766132
2026-01-08 21:59:5918-61.5-68.4-18.08.32619-13.15.40.09, -0.160.191.498766133
2026-01-08 22:01:5919-64.6-68.1-18.18.72738-13.75.50.09, -0.170.201.678766134
2026-01-08 22:03:5920-70.1-68.7-18.49.32938-14.35.50.09, -0.180.211.918766135
2026-01-08 22:05:5921-72.8-67.5-19.19.73041-14.55.60.10, -0.190.211.878766136
2026-01-08 22:07:5922-75.2-66.8-19.59.93106-14.85.60.10, -0.190.211.558766137
2026-01-08 22:09:5923-80.2-65.0-19.810.63345-15.25.60.10, -0.200.221.298766138
2026-01-08 22:11:5924-82.2-63.6-20.010.93439-15.65.70.10, -0.210.230.008766139
2026-01-08 22:13:5925-88.5-64.5-20.511.53636-16.15.80.10, -0.210.241.508766140
2026-01-08 22:15:5926-92.2-62.4-20.911.73678-16.95.80.10, -0.230.250.008766141
2026-01-08 22:17:5927-95.7-62.2-21.611.93725-17.25.90.10, -0.230.250.008766142
2026-01-08 22:19:5928-98.8-62.0-22.112.03779-17.55.80.10, -0.240.260.008766143
2026-01-08 22:21:5929-103.7-61.5-22.812.33852-18.05.60.09, -0.250.260.008766144
2026-01-08 22:23:5930-110.4-62.7-22.912.74002-18.35.50.09, -0.250.270.008766145
2026-01-08 22:25:5931-112.3-61.7-23.312.84021-18.55.50.09, -0.260.270.008766146
2026-01-08 22:27:5932-113.7-62.9-23.412.84029-18.65.50.09, -0.260.270.008766147
2026-01-08 22:29:5933-116.8-63.7-23.313.24124-18.65.50.09, -0.260.270.008766148
2026-01-08 22:31:5934-120.7-72.3-23.513.34159-18.95.30.09, -0.260.280.008766149
2026-01-08 22:33:5935-124.0-83.5-23.713.44215-18.95.20.09, -0.260.280.008766150

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 )