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 21321
Detector 14 day operating status:

Last detected dimming:
   225 hours and 19 minutes ago (2026-03-05 22:49 UTC)


Overview for dimming #:
   21321           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 #: 21321          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2026-02-08 19:45:5910.00.00.00.00 , 0.008786137
2026-02-08 19:47:5920.00.00.00.00 , 0.008786138
2026-02-08 19:49:5930.00.00.00.00 , 0.008786139
2026-02-08 19:51:5940.00.00.00.00 , 0.008786140
2026-02-08 19:53:5950.00.00.00.00 , 0.008786141
2026-02-08 19:55:5960.00.00.00.00 , 0.008786142
2026-02-08 19:57:597-0.10.0-31.30.04 , 0.938786143
2026-02-08 19:59:598-1.6-11.9-17.80.386 , 1.658786144
2026-02-08 20:01:599-4.0-12.4-9.91.0319-15.48.80.15, -0.160.221.148786145
2026-02-08 20:03:5910-5.3-13.9-9.51.3437-15.98.20.14, -0.170.220.008786146
2026-02-08 20:05:5911-7.6-14.7-9.51.9615-16.37.40.12, -0.170.210.008786147
2026-02-08 20:07:5912-9.7-15.9-9.92.4773-16.17.10.12, -0.170.210.008786148
2026-02-08 20:09:5913-13.0-18.5-10.73.0990-16.36.90.12, -0.170.210.008786149
2026-02-08 20:11:5914-15.5-20.3-11.33.41134-16.26.70.11, -0.170.210.008786150
2026-02-08 20:13:5915-17.8-21.5-11.93.91267-15.96.50.11, -0.170.200.008786151
2026-02-08 20:15:5916-20.0-25.1-12.54.11334-15.86.70.11, -0.160.200.008786152
2026-02-08 20:17:5917-20.8-25.5-13.14.11352-15.96.60.11, -0.170.200.008786153
2026-02-08 20:19:5918-21.7-25.5-13.54.21392-15.96.50.11, -0.170.200.008786154
2026-02-08 20:21:5919-23.1-24.6-14.14.41428-16.66.50.11, -0.180.210.008786155
2026-02-08 20:23:5920-25.0-25.2-13.94.61506-17.05.90.10, -0.190.210.008786156
2026-02-08 20:25:5921-26.3-27.4-14.24.71545-17.45.90.10, -0.190.220.008786157

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 )