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 20764
Detector 14 day operating status:

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


Overview for dimming #:
   20764           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 #: 20764          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-11-16 10:41:5910.00.00.00.00 , 0.008692654
2025-11-16 10:43:5920.00.00.00.00 , 0.008692655
2025-11-16 10:45:5930.00.00.00.00 , 0.008692656
2025-11-16 10:47:5940.00.00.00.00 , 0.008692657
2025-11-16 10:49:5950.00.00.00.00 , 0.008692658
2025-11-16 10:51:5960.00.00.00.00 , 0.008692659
2025-11-16 10:53:5970.00.00.00.00 , 0.008692660
2025-11-16 10:55:5980.00.00.00.00 , 0.008692661
2025-11-16 10:57:5990.00.00.00.00 , 3.618692662
2025-11-16 10:59:59100.00.00.00.00 , 4.828692663
2025-11-16 11:01:59110.00.00.00.00 , 3.588692664
2025-11-16 11:03:59120.00.00.00.00 , 1.738692665
2025-11-16 11:05:59130.00.00.00.00 , 0.008692666
2025-11-16 11:07:59140.00.00.00.00 , 0.008692667
2025-11-16 11:09:59150.00.00.00.00 , 0.008692668
2025-11-16 11:11:59160.00.00.00.00 , 0.008692669
2025-11-16 11:13:59170.00.00.00.00 , 0.008692670
2025-11-16 11:15:59180.00.00.00.00 , 0.008692671
2025-11-16 11:17:59190.00.0-10.30.021.01, 0.501.130.008692672
2025-11-16 11:19:59200.00.0-8.90.021.01, 0.501.130.008692673
2025-11-16 11:21:59210.00.0-7.80.05 , 0.008692674
2025-11-16 11:23:59220.00.0-7.00.021.03, 0.501.141.478692675
2025-11-16 11:25:5923-0.2-2.3-7.60.0281.03, 0.491.142.008692676

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 )