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 20824
Detector 14 day operating status:

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


Overview for dimming #:
   20824           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 #: 20824          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-11-23 10:13:5910.00.00.00.00 , 0.008702707
2025-11-23 10:15:5920.00.00.00.00 , 0.008702708
2025-11-23 10:17:5930.00.00.00.00 , 0.008702709
2025-11-23 10:19:5940.00.00.00.00 , 0.008702710
2025-11-23 10:21:5950.00.00.00.00 , 0.008702711
2025-11-23 10:23:5960.00.00.00.00 , 0.008702712
2025-11-23 10:25:5970.00.00.00.00 , 0.008702713
2025-11-23 10:27:5980.00.00.00.00 , 0.008702714
2025-11-23 10:29:5990.00.00.00.00 , 1.408702715
2025-11-23 10:31:59100.00.00.00.00 , 1.628702716
2025-11-23 10:33:5911-0.1-1.7-10.80.013 , 1.498702717
2025-11-23 10:35:5912-0.6-6.8-10.80.059-0.91, -0.581.081.438702718
2025-11-23 10:37:5913-2.7-9.5-10.50.0232-1.05, -0.411.132.198702719
2025-11-23 10:39:5914-3.6-10.0-10.40.0328-1.04, -0.431.122.198702720
2025-11-23 10:41:5915-4.0-10.8-9.80.0372-1.05, -0.421.131.418702721
2025-11-23 10:43:5916-5.9-12.0-8.80.0603-1.05, -0.421.130.008702722
2025-11-23 10:45:5917-7.7-12.5-9.00.0795-1.02, -0.451.120.008702723
2025-11-23 10:47:5918-9.1-13.1-9.30.0923-1.02, -0.451.120.008702724
2025-11-23 10:49:5919-9.7-12.7-9.60.0973-1.01, -0.461.110.008702725
2025-11-23 10:51:5920-9.5-12.5-9.70.0943-1.02, -0.451.120.008702726
2025-11-23 10:53:5921-10.8-14.3-9.60.01058-1.03, -0.451.120.008702727
2025-11-23 10:55:5922-11.6-13.7-9.70.01127-1.02, -0.461.120.008702728
2025-11-23 10:57:5923-13.6-14.9-9.90.01281-1.01, -0.471.120.008702729
2025-11-23 10:59:5924-14.7-15.1-10.00.01403-1.01, -0.481.110.008702730
2025-11-23 11:01:5925-15.9-16.0-9.90.01477-1.00, -0.491.110.008702731
2025-11-23 11:03:5926-16.9-16.2-9.90.01597-1.00, -0.491.110.008702732
2025-11-23 11:05:5927-18.2-16.6-9.90.01712-0.99, -0.491.110.008702733

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 )