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 19909
Detector 14 day operating status:

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


Overview for dimming #:
   19909           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 #: 19909          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-08-14 11:47:5910.00.00.00.00 , 0.008558053
2025-08-14 11:49:5920.00.00.00.00 , 0.848558054
2025-08-14 11:51:5930.00.00.00.00 , 0.008558055
2025-08-14 11:53:5940.00.00.00.00 , 0.008558056
2025-08-14 11:55:5950.00.00.00.00 , 0.008558057
2025-08-14 11:57:5960.00.00.00.00 , 0.008558058
2025-08-14 11:59:5970.00.00.00.00 , 0.008558059
2025-08-14 12:01:5980.00.00.00.00 , 1.438558060
2025-08-14 12:03:599-1.2-9.1-11.60.385-8.3-24.3-0.41, -0.250.481.868558061
2025-08-14 12:05:5910-2.7-17.3-10.60.6177-8.3-24.4-0.41, -0.250.480.008558062
2025-08-14 12:07:5911-3.0-19.0-9.50.7192-8.3-24.4-0.41, -0.250.480.008558063
2025-08-14 12:09:5912-3.7-22.0-10.80.8225-1.6-27.9-0.47, -0.130.490.008558064
2025-08-14 12:11:5913-3.8-21.5-11.60.8215-1.6-27.9-0.47, -0.130.490.008558065
2025-08-14 12:13:5914-4.1-20.4-9.01.0283-1.7-27.7-0.47, -0.130.490.008558066
2025-08-14 12:15:5915-4.4-21.0-9.21.1295-1.6-27.8-0.47, -0.130.490.008558067
2025-08-14 12:17:5916-4.2-19.9-9.71.0284-1.6-27.8-0.47, -0.130.490.008558068
2025-08-14 12:19:5917-4.2-19.5-10.81.0268-1.9-27.8-0.47, -0.140.490.008558069
2025-08-14 12:21:5918-4.2-19.2-11.51.0274-1.7-27.8-0.47, -0.130.490.008558070
2025-08-14 12:23:5919-5.5-19.5-10.71.4382-1.6-27.8-0.47, -0.130.490.008558071
2025-08-14 12:25:5920-5.9-18.9-9.71.4402-2.2-27.4-0.47, -0.140.490.008558072
2025-08-14 12:27:5921-5.9-19.7-10.81.4402-1.8-27.7-0.47, -0.130.490.008558073

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 )