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 21071
Detector 14 day operating status:

Last detected dimming:
   221 hours and 56 minutes ago (2026-01-03 23:07 UTC)


Overview for dimming #:
   21071           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 #: 21071          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-12-25 22:29:5910.00.00.00.00 , 0.008746159
2025-12-25 22:31:5920.00.00.00.00 , 0.978746160
2025-12-25 22:33:5930.00.00.00.00 , 0.868746161
2025-12-25 22:35:5940.00.00.00.00 , 0.008746162
2025-12-25 22:37:595-3.3-8.4-12.11.32606.954.10.81, 0.150.830.008746163
2025-12-25 22:39:596-10.1-17.6-12.33.57066.253.10.80, 0.130.820.008746164
2025-12-25 22:41:597-16.2-24.3-12.85.110416.152.90.80, 0.130.811.008746165
2025-12-25 22:43:598-25.6-34.2-13.57.214625.853.20.81, 0.130.821.188746166
2025-12-25 22:45:599-34.3-43.9-14.28.918195.753.10.81, 0.120.811.098746167
2025-12-25 22:47:5910-43.2-56.2-15.610.421205.552.80.80, 0.120.810.938746168
2025-12-25 22:49:5911-48.5-61.6-16.111.222875.553.00.80, 0.120.810.868746169
2025-12-25 22:51:5912-53.7-70.0-17.011.924115.553.10.81, 0.120.810.008746170
2025-12-25 22:53:5913-56.8-76.2-17.712.124575.453.30.81, 0.120.820.008746171
2025-12-25 22:55:5914-59.6-77.9-17.512.625585.453.10.81, 0.120.810.008746172
2025-12-25 22:57:5915-58.9-80.1-18.412.124535.553.40.81, 0.120.820.008746173
2025-12-25 22:59:5916-59.3-81.8-17.912.124345.553.60.81, 0.120.820.008746174
2025-12-25 23:01:5917-58.2-84.4-17.911.623375.553.70.81, 0.120.820.008746175
2025-12-25 23:03:5918-56.5-86.8-18.211.022115.553.70.81, 0.120.820.008746176
2025-12-25 23:05:5919-55.4-88.3-19.110.521125.453.60.81, 0.120.820.008746177
2025-12-25 23:07:5920-54.4-88.6-19.410.120275.453.70.81, 0.120.820.008746178
2025-12-25 23:09:5921-53.5-90.2-20.49.619185.453.70.81, 0.120.820.008746179
2025-12-25 23:11:5922-52.0-90.6-19.49.418695.453.70.81, 0.120.820.008746180

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 )