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 20887
Detector 14 day operating status:

Last detected dimming:
   216 hours and 11 minutes ago (2025-12-05 23:57 UTC)


Overview for dimming #:
   20887           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 #: 20887          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-12-01 06:07:5910.00.00.00.00 , 0.008714054
2025-12-01 06:09:592-1.8-14.6-16.30.0112 , 0.008714055
2025-12-01 06:11:593-3.2-19.3-16.90.0185 , 0.008714056
2025-12-01 06:13:594-4.0-21.0-17.70.0233 , 0.008714057
2025-12-01 06:15:595-4.6-21.8-16.80.0281-0.99, -0.641.180.008714058
2025-12-01 06:17:596-5.0-20.8-16.90.0307-0.99, -0.641.180.008714059
2025-12-01 06:19:597-5.1-21.5-17.40.0300-1.00, -0.641.190.008714060
2025-12-01 06:21:598-19.0-54.7-24.80.0644-0.99, -0.581.141.078714061
2025-12-01 06:23:599-59.7-63.8-27.10.01956-0.98, -0.591.144.638714062
2025-12-01 06:25:5910-69.0-54.5-27.20.02353-0.98, -0.601.1541.028714063
2025-12-01 06:27:5911-74.3-58.8-24.20.02613-0.98, -0.591.1441.898714064
2025-12-01 06:29:5912-75.5-62.0-19.90.02815-0.98, -0.591.1431.008714065
2025-12-01 06:31:5913-69.7-64.5-22.40.02412-0.98, -0.591.1416.858714066
2025-12-01 06:33:5914-71.0-71.3-25.40.02215-0.97, -0.591.149.978714067
2025-12-01 06:35:5915-71.4-70.4-24.40.42301-0.97, -0.591.142.398714068
2025-12-01 06:37:5916-70.4-69.8-24.60.32245-0.97, -0.591.141.278714069
2025-12-01 06:39:5917-72.0-70.8-24.20.12295-0.97, -0.591.140.008714070
2025-12-01 06:41:5918-77.1-73.5-24.30.12425-0.97, -0.591.140.008714071
2025-12-01 06:43:5919-82.1-76.1-24.60.22549-0.97, -0.591.130.008714072
2025-12-01 06:45:5920-83.9-76.7-23.60.22628-0.97, -0.591.130.008714073
2025-12-01 06:47:5921-102.1-79.2-16.85.44009-0.97, -0.591.141.238714074
2025-12-01 06:49:5922-104.4-80.1-16.35.04123-0.97, -0.591.140.008714075
2025-12-01 06:51:5923-102.4-82.4-18.33.33723-0.97, -0.591.130.008714076
2025-12-01 06:53:5924-107.6-82.7-17.14.74081-0.97, -0.591.140.008714077
2025-12-01 06:55:5925-107.7-83.6-16.84.44049-0.97, -0.591.131.008714078
2025-12-01 06:57:5926-110.8-85.1-17.04.54138-0.97, -0.591.131.028714079
2025-12-01 06:59:5927-106.4-85.5-19.52.33628-0.97, -0.591.130.918714080
2025-12-01 07:01:5928-109.1-86.9-19.52.53675-0.97, -0.581.130.008714081

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 )