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 19820
Detector 14 day operating status:

Last detected dimming:
   203 hours and 2 minutes ago (2025-08-27 23:57 UTC)


Overview for dimming #:
   19820           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 #: 19820          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-08-06 16:05:5910.00.00.00.00 , 0.008546780
2025-08-06 16:07:5920.00.00.00.00 , 0.008546781
2025-08-06 16:09:5930.00.00.00.00 , 0.948546782
2025-08-06 16:11:5940.00.00.00.00 , 0.008546783
2025-08-06 16:13:5950.00.00.00.00 , 0.008546784
2025-08-06 16:15:5960.00.00.00.00 , 0.008546785
2025-08-06 16:17:5970.00.00.00.00 , 0.008546786
2025-08-06 16:19:5980.00.00.00.00 , 0.008546787
2025-08-06 16:21:5990.00.00.00.00 , 3.718546788
2025-08-06 16:23:59100.00.00.00.00 , 0.008546789
2025-08-06 16:25:59110.00.00.00.00 , 4.098546790
2025-08-06 16:27:59120.00.00.00.00 , 2.568546791
2025-08-06 16:29:59130.00.00.00.00 , 0.908546792
2025-08-06 16:31:59140.00.00.00.00 , 0.888546793
2025-08-06 16:33:59150.00.00.00.00 , 0.008546794
2025-08-06 16:35:59160.00.0-22.10.01 , 0.008546795
2025-08-06 16:37:5917-0.30.0-80.10.0410.320.80.35, 0.080.360.008546796
2025-08-06 16:39:59180.00.00.00.00 , 0.008546797
2025-08-06 16:41:5919-0.20.0-100.50.0210.320.80.35, 0.080.360.008546798
2025-08-06 16:43:5920-0.20.0-102.50.0210.320.80.35, 0.080.360.008546799
2025-08-06 16:45:5921-0.30.0-80.00.0410.320.80.35, 0.080.360.008546800
2025-08-06 16:47:5922-0.30.0-79.10.0410.320.80.35, 0.080.360.008546801
2025-08-06 16:49:59230.00.00.00.00 , 0.008546802
2025-08-06 16:51:59240.00.00.00.00 , 0.008546803

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 )