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 20440
Detector 14 day operating status:

Last detected dimming:
   211 hours and 15 minutes ago (2025-10-24 20:53 UTC)


Overview for dimming #:
   20440           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 #: 20440          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-10-13 19:05:5910.00.00.00.00 , 0.008644136
2025-10-13 19:07:5920.00.00.00.00 , 0.008644137
2025-10-13 19:09:5930.00.00.00.00 , 0.008644138
2025-10-13 19:11:5940.00.00.00.00 , 0.008644139
2025-10-13 19:13:5950.00.00.00.00 , 0.008644140
2025-10-13 19:15:5960.00.00.00.00 , 0.008644141
2025-10-13 19:17:5970.00.00.00.00 , 0.008644142
2025-10-13 19:19:5980.00.00.00.00 , 0.008644143
2025-10-13 19:21:5990.00.00.00.00 , 8.368644144
2025-10-13 19:23:59100.00.00.00.00 , 2.868644145
2025-10-13 19:25:59110.00.00.00.00 , 1.378644146
2025-10-13 19:27:5912-0.10.0-8.30.07 , 0.878644147
2025-10-13 19:29:5913-0.7-7.1-14.00.245 , 0.008644148
2025-10-13 19:31:5914-1.9-16.2-15.90.4108 , 0.008644149
2025-10-13 19:33:5915-2.7-19.7-16.10.6153 , 0.008644150
2025-10-13 19:35:5916-3.2-22.0-16.10.717832.623.70.34, 0.460.570.008644151
2025-10-13 19:37:5917-3.3-23.0-18.50.616832.623.70.34, 0.460.570.008644152
2025-10-13 19:39:5918-3.6-24.1-18.90.718132.523.60.34, 0.460.570.008644153
2025-10-13 19:41:5919-4.4-26.4-18.80.821832.623.60.34, 0.460.570.008644154
2025-10-13 19:43:5920-4.7-27.8-19.90.822232.623.60.34, 0.460.570.008644155
2025-10-13 19:45:5921-7.8-32.5-20.61.128719.227.10.44, 0.240.500.008644156
2025-10-13 19:47:5922-8.6-35.3-21.11.231919.227.10.44, 0.240.500.848644157

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 )