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 20771
Detector 14 day operating status:

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


Overview for dimming #:
   20771           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 #: 20771          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-11-16 22:03:5910.00.00.00.00 , 0.008692995
2025-11-16 22:05:5920.00.00.00.00 , 0.008692996
2025-11-16 22:07:5930.00.00.00.00 , 1.678692997
2025-11-16 22:09:594-0.4-2.1-20.30.122-5.812.60.22, -0.150.271.158692998
2025-11-16 22:11:595-2.3-10.0-13.00.4139-6.011.80.21, -0.150.261.138692999
2025-11-16 22:13:596-3.9-12.4-11.30.8251-6.010.80.19, -0.150.240.008693000
2025-11-16 22:15:597-5.5-15.4-12.01.0337-6.010.60.19, -0.150.241.198693001
2025-11-16 22:17:598-6.2-19.0-11.81.1354-6.011.00.19, -0.150.241.408693002
2025-11-16 22:19:599-7.2-23.8-12.31.2372-6.011.00.19, -0.150.252.598693003
2025-11-16 22:21:5910-8.9-29.3-12.61.4445-6.011.00.19, -0.150.240.008693004
2025-11-16 22:23:5911-11.4-33.7-13.81.7538-6.110.30.18, -0.150.240.008693005
2025-11-16 22:25:5912-15.4-34.8-15.01.8582-7.27.10.12, -0.170.210.888693006
2025-11-16 22:27:5913-14.7-36.7-14.92.0628-6.39.40.16, -0.160.230.008693007
2025-11-16 22:29:5914-16.6-41.1-15.82.0639-6.68.80.15, -0.160.220.008693008
2025-11-16 22:31:5915-18.7-44.8-17.12.0658-7.07.80.14, -0.170.220.008693009
2025-11-16 22:33:5916-16.8-45.7-17.81.8567-6.88.70.15, -0.160.220.008693010
2025-11-16 22:35:5917-17.9-46.7-19.11.8593-6.68.60.15, -0.160.220.008693011
2025-11-16 22:37:5918-17.8-49.7-19.61.8568-6.39.50.17, -0.160.230.008693012
2025-11-16 22:39:5919-19.4-55.0-21.51.8573-6.39.60.17, -0.160.230.008693013
2025-11-16 22:41:5920-20.5-56.9-22.71.8588-6.49.20.16, -0.160.230.008693014
2025-11-16 22:43:5921-22.4-60.6-25.41.9599-6.39.40.16, -0.160.230.008693015

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 )