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 20659
Detector 14 day operating status:

Last detected dimming:
   200 hours and 8 minutes ago (2025-12-05 23:57 UTC)


Overview for dimming #:
   20659           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 #: 20659          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-11-06 06:33:5910.00.00.00.00 , 1.208678137
2025-11-06 06:35:5920.00.00.00.00 , 0.008678138
2025-11-06 06:37:5930.00.00.00.00 , 0.008678139
2025-11-06 06:39:5940.00.00.00.00 , 0.008678140
2025-11-06 06:41:595-2.3-27.2-72.00.128 , 0.008678141
2025-11-06 06:43:596-2.7-33.7-74.50.133 , 1.088678142
2025-11-06 06:45:597-2.6-27.8-86.70.127 , 0.938678143
2025-11-06 06:47:598-2.2-23.9-68.30.128 , 1.008678144
2025-11-06 06:49:599-4.4-44.1-37.40.368 , 5.738678145
2025-11-06 06:51:5910-6.3-61.9-42.90.499 , 3.948678146
2025-11-06 06:53:5911-16.0-65.4-13.83.176330.8-34.6-0.49, 0.470.684.278678147
2025-11-06 06:55:5912-13.9-55.6-15.12.7644 , 0.008678148
2025-11-06 06:57:5913-16.0-60.3-15.33.1745 , 0.008678149
2025-11-06 06:59:5914-16.2-62.1-15.23.1753 , 0.008678150
2025-11-06 07:01:5915-17.0-63.7-15.23.3796 , 0.008678151
2025-11-06 07:03:5916-16.9-61.5-14.83.4821 , 0.008678152
2025-11-06 07:05:5917-17.5-63.0-15.43.4834 , 0.008678153
2025-11-06 07:07:5918-17.8-64.2-15.03.5856 , 0.838678154
2025-11-06 07:09:5919-17.6-65.9-14.93.5841 , 1.038678155
2025-11-06 07:11:5920-17.7-67.5-14.73.5850 , 0.008678156
2025-11-06 07:13:5921-17.3-67.4-14.53.483530.9-34.4-0.49, 0.470.680.008678157
2025-11-06 07:15:5922-17.2-68.5-14.23.380930.8-34.4-0.49, 0.470.680.008678158
2025-11-06 07:17:5923-17.1-68.3-15.03.3802 , 0.008678159

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 )