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 20808
Detector 14 day operating status:

Last detected dimming:
   199 hours and 11 minutes ago (2025-12-06 23:37 UTC)


Overview for dimming #:
   20808           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 #: 20808          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-11-21 10:53:5910.00.00.00.00 , 0.008699848
2025-11-21 10:55:5920.00.00.00.00 , 0.008699849
2025-11-21 10:57:5930.00.00.00.00 , 0.008699850
2025-11-21 10:59:5940.00.00.00.00 , 0.008699851
2025-11-21 11:01:5950.00.00.00.00 , 0.008699852
2025-11-21 11:03:5960.00.00.00.00 , 0.008699853
2025-11-21 11:05:5970.00.00.00.00 , 0.008699854
2025-11-21 11:07:5980.00.00.00.00 , 1.008699855
2025-11-21 11:09:5990.00.00.00.00 , 6.408699856
2025-11-21 11:11:5910-9.3-18.0-12.90.0692-1.14, -0.071.149.088699857
2025-11-21 11:13:5911-16.5-23.6-14.10.01101-1.14, -0.061.1515.548699858
2025-11-21 11:15:5912-20.0-25.5-13.40.01383-1.15, -0.061.1521.218699859
2025-11-21 11:17:5913-22.4-28.0-11.50.01654-1.14, -0.071.1521.648699860
2025-11-21 11:19:5914-25.2-30.8-10.60.01964-1.14, -0.071.1410.378699861
2025-11-21 11:21:5915-25.9-32.9-10.90.01926-1.14, -0.071.142.068699862
2025-11-21 11:23:5916-29.8-35.8-11.20.02102-1.14, -0.071.141.008699863
2025-11-21 11:25:5917-33.3-38.1-12.20.02204-1.14, -0.071.140.008699864
2025-11-21 11:27:5918-38.5-41.3-12.10.02457-1.14, -0.071.140.008699865
2025-11-21 11:29:5919-43.4-47.1-12.30.02657-1.14, -0.071.140.008699866
2025-11-21 11:31:5920-45.2-51.1-12.70.02665-1.14, -0.071.140.008699867
2025-11-21 11:33:5921-49.0-54.8-12.30.02849-1.14, -0.071.140.008699868
2025-11-21 11:35:5922-52.0-56.6-12.50.02968-1.14, -0.071.140.008699869
2025-11-21 11:37:5923-54.4-59.1-12.20.03075-1.14, -0.071.140.008699870
2025-11-21 11:39:5924-58.5-61.5-12.50.03265-1.14, -0.071.140.008699871
2025-11-21 11:41:5925-60.6-62.9-12.20.03400-1.13, -0.071.140.008699872
2025-11-21 11:43:5926-64.1-64.2-12.40.03623-1.13, -0.071.140.008699873
2025-11-21 11:45:5927-66.0-63.5-12.60.03709-1.13, -0.071.140.008699874
2025-11-21 11:47:5928-67.7-63.6-13.00.03828-1.14, -0.071.140.008699875

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 )