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 20781
Detector 14 day operating status:

Last detected dimming:
   216 hours and 11 minutes ago (2025-12-05 23:57 UTC)


Overview for dimming #:
   20781           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 #: 20781          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-11-17 12:45:5910.00.00.00.00 , 0.008693895
2025-11-17 12:47:5920.00.00.00.00 , 0.008693896
2025-11-17 12:49:5930.00.00.00.00 , 0.008693897
2025-11-17 12:51:5940.00.00.00.00 , 0.008693898
2025-11-17 12:53:5950.00.00.00.00 , 0.008693899
2025-11-17 12:55:5960.00.00.00.00 , 0.008693900
2025-11-17 12:57:5970.00.00.00.00 , 0.918693901
2025-11-17 12:59:5980.00.00.00.00 , 1.948693902
2025-11-17 13:01:599-0.1-1.2-19.50.06-13.01.10.02, -0.270.272.528693903
2025-11-17 13:03:5910-1.0-7.6-23.60.143-11.31.10.02, -0.240.242.668693904
2025-11-17 13:05:5911-1.2-9.2-24.20.251-11.31.20.02, -0.240.241.108693905
2025-11-17 13:07:5912-1.8-12.1-21.90.381-11.41.20.02, -0.250.250.008693906
2025-11-17 13:09:5913-2.3-12.7-20.10.3107-13.00.50.01, -0.270.270.008693907
2025-11-17 13:11:5914-3.4-16.9-17.00.5168-12.00.90.02, -0.260.260.008693908
2025-11-17 13:13:5915-3.7-16.8-17.60.5174-14.0-0.10.00, -0.290.290.008693909
2025-11-17 13:15:5916-4.5-18.0-18.40.6195-14.20.70.01, -0.290.290.008693910
2025-11-17 13:17:5917-4.9-17.6-18.10.7217-13.92.00.03, -0.290.290.008693911
2025-11-17 13:19:5918-5.4-21.5-17.20.8244-13.71.00.02, -0.280.281.098693912
2025-11-17 13:21:5919-5.6-20.2-17.20.8245-14.60.50.01, -0.300.300.008693913
2025-11-17 13:23:5920-6.8-27.8-18.10.9290-14.0-0.20.00, -0.290.290.008693914
2025-11-17 13:25:5921-7.0-27.1-17.30.9291-14.9-0.7-0.01, -0.300.300.008693915
2025-11-17 13:27:5922-8.3-31.5-18.21.0318-15.3-0.9-0.02, -0.310.310.008693916
2025-11-17 13:29:5923-7.8-30.9-18.51.0301-14.7-0.30.00, -0.300.300.008693917

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 )