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Amateur observatory "ADONIS" Franky Dubois , Langemark Belgium
38 years observations of the sun 1982-2019

 


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Graph of my own observations of the last two solar cycles , starting 1983 !
Red line are monthly observations, black line 7 months smoothed sunspot numbers.


 

Observatory and instruments

 

Numerical expression of sunspot activity

 

Counting sunspotgroups

 

Photography !

 

Daily Sunspotnumbers: Latest : July 17, 2018

 

Other interesting solar sites

 

List of special dates and events

 

Newsletter of the Belgian Solar Observers

 

All kind of solar stuff

 

Model of the International space Station 1:25

 

Radio meteor project

 

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e-mail me Remarks and suggestions are welcome

 




Last updated: 25 december, 2019 !