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 20905
Detector 14 day operating status:

Last detected dimming:
   208 hours and 45 minutes ago (2025-12-06 23:37 UTC)


Overview for dimming #:
   20905           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

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Details for dimming #: 20905          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-12-02 17:31:5910.00.00.00.00 , 0.008715788
2025-12-02 17:33:5920.00.00.00.00 , 0.008715789
2025-12-02 17:35:5930.00.00.00.00 , 0.008715790
2025-12-02 17:37:5940.00.00.00.00 , 0.008715791
2025-12-02 17:39:5950.00.00.00.00 , 0.008715792
2025-12-02 17:41:596-11.0-46.1-16.41.6507-4.5-11.9-0.21, -0.090.230.008715793
2025-12-02 17:43:597-39.2-60.2-16.45.81890-3.5-10.7-0.19, -0.070.200.008715794
2025-12-02 17:45:598-55.8-58.2-15.87.62491-2.2-9.4-0.17, -0.050.172.408715795
2025-12-02 17:47:599-56.8-59.9-12.89.33020-2.4-9.9-0.17, -0.050.183.838715796
2025-12-02 17:49:5910-51.4-59.0-13.68.22671-2.5-10.2-0.18, -0.060.194.948715797
2025-12-02 17:51:5911-51.4-58.1-14.18.02613-2.4-10.1-0.18, -0.050.194.638715798
2025-12-02 17:53:5912-44.1-57.9-14.86.72197-3.0-10.6-0.19, -0.060.204.388715799
2025-12-02 17:55:5913-43.5-57.5-14.37.02272-3.3-10.9-0.19, -0.070.2016.248715800
2025-12-02 17:57:5914-50.5-57.8-12.88.72833-3.0-10.5-0.18, -0.070.2043.308715801
2025-12-02 17:59:5915-54.8-57.4-13.29.23010-2.8-10.4-0.18, -0.060.1927.228715802
2025-12-02 18:01:5916-53.7-55.7-13.59.12958-3.0-10.6-0.19, -0.070.2021.788715803
2025-12-02 18:03:5917-52.3-54.9-13.78.82882-3.0-10.5-0.18, -0.060.203.088715804
2025-12-02 18:05:5918-50.5-52.3-13.78.82856-3.2-10.7-0.19, -0.070.200.008715805
2025-12-02 18:07:5919-47.5-50.5-13.38.52773-3.2-10.8-0.19, -0.070.200.008715806
2025-12-02 18:09:5920-43.9-46.7-13.08.32704-3.4-11.2-0.20, -0.070.210.008715807
2025-12-02 18:11:5921-40.0-43.6-13.17.92575-3.5-11.3-0.20, -0.070.210.008715808
2025-12-02 18:13:5922-36.5-40.5-13.07.42395-3.7-11.7-0.20, -0.080.220.008715809
2025-12-02 18:15:5923-31.8-36.8-12.66.62136-3.7-11.9-0.21, -0.080.220.008715810
2025-12-02 18:17:5924-28.8-33.3-12.76.11964-3.4-11.5-0.20, -0.070.210.008715811
2025-12-02 18:19:5925-26.4-29.2-12.55.81879-3.3-11.6-0.20, -0.070.220.008715812
2025-12-02 18:21:5926-21.4-24.2-12.34.81570-3.3-11.8-0.21, -0.070.220.008715813
2025-12-02 18:23:5927-16.7-19.9-12.73.91250-3.9-12.7-0.22, -0.080.240.008715814
2025-12-02 18:25:5928-15.3-18.0-12.83.61168-4.0-13.3-0.23, -0.080.250.008715815
2025-12-02 18:27:5929-13.6-14.7-12.03.41098-2.8-13.1-0.23, -0.060.240.008715816

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 )