F.Dubois' SUN-page

Amateur observatory "ADONIS" Franky Dubois , Langemark Belgium
31 years observations of the sun 1982-2012



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

Nederlands (Dutch)

Observatory and instruments

Numerical expression of sunspot activity

Counting sunspotgroups

Photography !

Daily Sunspotnumbers: Latest : May 13 , 2013

Other interesting solar sites

List of special dates and events

Belgian Solar Observers

All kind of solar stuff

Model of the International space Station 1:25

Radio meteor project

e-mail me Remarks and suggestions are welcome
Special thanks to Vanbeselaere Johan ( A.C.G. Belgium )
Visit Johan's site about Mirror cell design help



Last updated: 13 May 2013 !


First counter started on 5/12/1997 till 3/09/2006 with 42842 hits!