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 21386
Detector 14 day operating status:

Last detected dimming:
   202 hours and 11 minutes ago (2026-03-04 20:19 UTC)


Overview for dimming #:
   21386           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 #: 21386          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2026-02-24 22:59:5910.00.00.00.00 , 0.008804139
2026-02-24 23:01:5920.00.00.00.00 , 0.008804140
2026-02-24 23:03:5930.00.00.00.00 , 0.008804141
2026-02-24 23:05:5940.00.00.00.00 , 0.008804142
2026-02-24 23:07:5950.00.00.00.00 , 0.008804143
2026-02-24 23:09:5960.00.00.00.00 , 0.008804144
2026-02-24 23:11:5970.00.00.00.00 , 0.008804145
2026-02-24 23:13:5980.00.00.00.00 , 2.278804146
2026-02-24 23:15:5990.00.00.00.00 , 2.928804147
2026-02-24 23:17:5910-1.1-5.4-8.50.4118-1.09, -0.371.151.538804148
2026-02-24 23:19:5911-2.2-6.9-9.50.9223-1.08, -0.371.140.008804149
2026-02-24 23:21:5912-4.0-9.1-9.31.4405-1.06, -0.371.121.428804150
2026-02-24 23:23:5913-5.7-9.8-9.42.2585-1.06, -0.371.121.328804151
2026-02-24 23:25:5914-7.9-10.4-9.32.5809-1.07, -0.381.140.008804152
2026-02-24 23:27:5915-9.5-12.1-9.42.7951-1.06, -0.371.120.008804153
2026-02-24 23:29:5916-10.8-13.5-9.62.51053-1.06, -0.371.120.968804154
2026-02-24 23:31:5917-11.6-14.9-9.72.11100-1.06, -0.371.120.008804155
2026-02-24 23:33:5918-12.2-16.7-9.81.51126-1.07, -0.371.130.008804156
2026-02-24 23:35:5919-12.7-17.2-10.31.21151-1.07, -0.371.130.008804157
2026-02-24 23:37:5920-14.0-17.6-10.01.91273-1.07, -0.371.130.008804158
2026-02-24 23:39:5921-14.8-17.8-10.42.31331-1.07, -0.381.130.008804159

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 )