"M57" Home Page
Personal observatory of Johan Coussens
Deerlijksesteenweg 166
8530 Harelbeke
Belgium
+32 56 70.52.81
last updated: January 23, 2011
"M57" Home Page
Personal observatory of Johan Coussens
Deerlijksesteenweg 166
8530 Harelbeke
Belgium
+32 56 70.52.81
last updated: January 23, 2011
optical equipment 
Optical testing 
Vacuum Equipment 
observatory 
A.C.G 
Other projects 
polar align NEQ6 
radio meteor observations
Aurora
Photographic results
A.V.K
NMPT montering
Puimichel