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 21079
Detector 14 day operating status:

Last detected dimming:
   207 hours and 51 minutes ago (2026-01-04 22:23 UTC)


Overview for dimming #:
   21079           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

more


Details for dimming #: 21079          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-12-26 13:37:5910.00.00.00.00 , 0.008747333
2025-12-26 13:39:5920.00.00.00.00 , 0.008747334
2025-12-26 13:41:5930.00.00.00.00 , 0.008747335
2025-12-26 13:43:5940.00.00.00.00 , 0.008747336
2025-12-26 13:45:5950.00.00.00.00 , 0.008747337
2025-12-26 13:47:5960.00.00.00.00 , 0.008747338
2025-12-26 13:49:5970.00.00.00.00 , 1.068747339
2025-12-26 13:51:5980.00.00.00.00 , 0.008747340
2025-12-26 13:53:5990.00.00.00.00 , 3.448747341
2025-12-26 13:55:59100.00.00.00.00 , 3.088747342
2025-12-26 13:57:5911-3.6-12.4-15.30.7209-17.7-18.7-0.31, -0.270.417.138747343
2025-12-26 13:59:5912-4.4-14.6-15.10.8246-17.6-18.9-0.31, -0.270.412.028747344
2025-12-26 14:01:5913-6.0-16.9-16.01.0309-16.8-18.3-0.30, -0.250.401.818747345
2025-12-26 14:03:5914-7.3-20.0-15.01.2364-17.1-18.3-0.30, -0.260.401.138747346
2025-12-26 14:05:5915-9.0-23.6-14.81.4426-17.2-18.7-0.31, -0.260.412.048747347
2025-12-26 14:07:5916-11.0-32.4-16.11.6479-17.4-18.6-0.31, -0.270.411.538747348
2025-12-26 14:09:5917-12.3-39.5-17.01.7512-17.8-19.0-0.31, -0.270.421.088747349
2025-12-26 14:11:5918-12.0-43.8-18.01.5463-17.9-18.8-0.31, -0.270.410.978747350
2025-12-26 14:13:5919-12.2-43.5-16.71.6483-17.9-19.0-0.31, -0.270.420.908747351
2025-12-26 14:15:5920-13.3-45.5-17.11.7520-17.9-18.9-0.31, -0.270.420.008747352
2025-12-26 14:17:5921-17.7-50.8-17.31.9579-15.5-17.7-0.30, -0.230.380.008747353
2025-12-26 14:19:5922-20.4-55.7-18.52.0609-15.0-17.5-0.29, -0.220.371.018747354
2025-12-26 14:21:5923-21.7-58.2-20.62.0614-15.1-17.6-0.30, -0.220.371.308747355
2025-12-26 14:23:5924-20.9-58.3-22.91.9583-15.7-17.8-0.30, -0.240.380.968747356
2025-12-26 14:25:5925-20.1-59.5-22.81.9568-16.0-18.1-0.30, -0.240.390.008747357
2025-12-26 14:27:5926-19.0-60.5-26.01.7505-16.8-18.4-0.31, -0.260.400.008747358
2025-12-26 14:29:5927-17.2-59.2-30.11.5435 , 0.008747359
2025-12-26 14:31:5928-16.5-58.7-29.21.4422 , 0.008747360

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 )