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 20417
Detector 14 day operating status:

Last detected dimming:
   211 hours and 12 minutes ago (2025-10-24 20:53 UTC)


Overview for dimming #:
   20417           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 #: 20417          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-10-11 12:01:5910.00.00.00.00 , 0.008641044
2025-10-11 12:03:592-0.4-4.2-11.80.232 , 0.008641045
2025-10-11 12:05:593-1.4-11.8-14.50.4933.2-50.3-0.78, -0.010.780.008641046
2025-10-11 12:07:594-2.2-16.2-18.50.61173.2-50.3-0.78, -0.010.780.008641047
2025-10-11 12:09:595-2.8-19.9-20.40.61343.2-50.5-0.78, -0.010.780.008641048
2025-10-11 12:11:596-4.6-25.4-18.91.02163.1-50.9-0.78, -0.010.780.008641049
2025-10-11 12:13:597-7.5-26.2-16.71.83813.1-50.4-0.78, -0.020.780.008641050
2025-10-11 12:15:598-10.9-29.7-18.12.55183.3-50.0-0.77, -0.010.771.898641051
2025-10-11 12:17:599-14.3-32.9-20.02.96063.7-50.1-0.77, 0.000.771.438641052
2025-10-11 12:19:5910-19.0-38.2-19.53.97974.0-50.1-0.77, 0.000.771.518641053
2025-10-11 12:21:5911-22.0-47.9-19.74.28704.3-50.3-0.78, 0.010.781.588641054
2025-10-11 12:23:5912-27.2-53.3-15.85.811725.4-48.9-0.76, 0.020.762.598641055
2025-10-11 12:25:5913-30.8-59.9-13.27.214135.6-48.9-0.76, 0.030.761.998641056
2025-10-11 12:27:5914-33.3-63.4-11.98.215835.6-49.1-0.76, 0.030.760.008641057
2025-10-11 12:29:5915-34.2-63.6-11.78.916995.9-48.8-0.76, 0.030.760.008641058
2025-10-11 12:31:5916-33.5-61.3-11.09.417425.9-48.9-0.76, 0.030.760.008641059
2025-10-11 12:33:5917-35.7-60.9-10.610.519446.0-48.8-0.76, 0.030.760.008641060
2025-10-11 12:35:5918-35.7-59.2-10.011.521056.4-48.6-0.75, 0.040.760.008641061
2025-10-11 12:37:5919-35.8-58.5-9.912.021586.8-48.1-0.75, 0.050.750.008641062
2025-10-11 12:39:5920-37.1-57.2-10.012.722747.3-47.7-0.74, 0.060.740.008641063
2025-10-11 12:41:5921-35.9-57.0-10.111.821317.7-47.3-0.74, 0.060.740.008641064
2025-10-11 12:43:5922-37.5-56.7-10.412.622647.7-47.4-0.74, 0.060.740.008641065
2025-10-11 12:45:5923-36.6-59.1-10.612.121898.1-47.1-0.73, 0.070.740.008641066
2025-10-11 12:47:5924-33.1-57.7-10.511.420337.9-47.7-0.74, 0.070.740.008641067
2025-10-11 12:49:5925-32.1-57.9-10.610.819138.4-47.3-0.74, 0.070.740.008641068

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 )