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 21052
Detector 14 day operating status:

Last detected dimming:
   205 hours and 6 minutes ago (2026-01-03 23:07 UTC)


Overview for dimming #:
   21052           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 #: 21052          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-12-24 04:59:5910.00.00.00.00 , 0.008744194
2025-12-24 05:01:5920.00.00.00.00 , 0.008744195
2025-12-24 05:03:5930.00.00.00.00 , 0.008744196
2025-12-24 05:05:594-1.0-10.1-15.20.263 , 0.008744197
2025-12-24 05:07:595-1.9-13.2-13.90.4122 , 0.918744198
2025-12-24 05:09:596-3.0-14.4-14.30.6192-6.2-4.8-0.08, -0.070.110.008744199
2025-12-24 05:11:597-3.6-13.9-15.40.7219-6.2-4.3-0.08, -0.070.110.008744200
2025-12-24 05:13:598-4.4-14.1-17.80.7233-6.8-4.5-0.08, -0.080.120.008744201
2025-12-24 05:15:599-6.0-16.0-20.00.9290-6.8-3.9-0.07, -0.080.112.668744202
2025-12-24 05:17:5910-6.7-18.0-21.30.9303-6.8-4.2-0.07, -0.080.115.188744203
2025-12-24 05:19:5911-8.6-19.4-19.71.2388-6.9-4.3-0.08, -0.090.112.468744204
2025-12-24 05:21:5912-10.2-22.4-17.91.4464-7.0-4.9-0.09, -0.090.120.998744205
2025-12-24 05:23:5913-11.5-25.4-18.71.5494-6.8-4.6-0.08, -0.080.120.008744206
2025-12-24 05:25:5914-12.4-26.4-19.21.6538-6.7-4.6-0.08, -0.080.120.008744207
2025-12-24 05:27:5915-13.8-28.6-20.41.7548-6.9-4.4-0.08, -0.090.110.008744208
2025-12-24 05:29:5916-12.7-28.0-22.11.5498 , 0.958744209
2025-12-24 05:31:5917-14.2-33.2-21.91.6547 , 0.008744210
2025-12-24 05:33:5918-14.4-32.9-22.31.6545 , 0.008744211
2025-12-24 05:35:5919-14.2-31.8-21.01.7577 , 0.008744212
2025-12-24 05:37:5920-15.6-33.6-20.31.9643 , 0.008744213
2025-12-24 05:39:5921-17.0-32.0-20.52.1707 , 0.008744214
2025-12-24 05:41:5922-17.2-31.2-20.12.2716-6.7-4.7-0.08, -0.080.120.008744215
2025-12-24 05:43:5923-16.2-31.1-21.22.0673 , 0.008744216

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 )