18. March 2001

• Position: 

CH1903 (LV03 - Landesvermessung 1903)
Ellipsoid: Bessel 1841
Map Projection: Swiss Oblique Mercator (by Rosenmund) 
Central Point/Datum: Bern, former Observatory

CH1903+ (LV95 - Landesvermessung 1995)
Ellipsoid: Bessel 1841
Map Projection: Swiss Oblique Mercator (by Rosenmund) 
Central Point/Datum: Zimmerwald, but Projection origin Bern, former Observatory 

• Height: 

LN02 (Landesnivellement 1902)
Heights Type: leveled heights
Reference Point: Repère Pierre de Niton (RPN), Geneva
Reference Level: (derived from) Tide Gauge Marseilles
Geoid: CHGEO98 (Swiss Geoid 1998)

LHN95 (Landeshöhennetz 1995)
Heights Type: orthometric heights
Reference Point: Repère Pierre de Niton (RPN), Geneva
Reference Level: (derived from) Tide Gauge Marseilles
Geoid: CHGEO98 (Swiss Geoid 1998)