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Geodetic Reference Systems CH Switzerland Geodetic Reference System
graphic12. Nov. 1999
Geodetic Reference Systems Switzerland
CHTRS95
CH1903+
CH1903
CH1840
LHN95
LN02
CRS Relationships CH
related information
swisstopo
Publications CH
CHTRS95 under construction Switzerland Geodetic Reference System
Name: Swiss Terrestrial Reference System 1995 (CHTRS95)
Geodetic Reference System
Geocentric Datum
Reference Surface: GRS80
CH1903+ under construction Switzerland Geodetic Reference System
Geodetic Reference System
Horizontal Datum
Bessel 1841 Ellipsoid
related information
CRS Relationships CH
CH1903 under construction Switzerland Geodetic Reference System
Geodetic Reference System
Horizontal Datum
Bessel 1841 Ellipsoid
related information
CRS Relationships CH
CH1840 under construction Switzerland Geodetic Reference System
Geodetic Reference System
Horizontal Datum
Reference Surface: Schmidt 1828
LHN95 under construction Switzerland Geodetic Reference System
Landeshöhennetz LHN95
Height System
related information
Publications Changing to ETRS89/UTM
Publications LHN95
LN02 under construction Switzerland Geodetic Reference System
Landesnivellement 1902
Height System
related information
Publications Changing to ETRS89/UTM
Publications LHN95
CRS Relationships CH Switzerland Geodetic Reference System
graphic12. Nov. 1999
CRS Relationships Switzerland
Country 
Name 
Central Point 
Spheroid 
Parameters 
Description 
Source 
 
 
 
 
 
 
 
 
dx [m] 
dy [m] 
dz [m] 
rx ["] 
ry ["] 
rz ["] 
ds [ppm] 
 
 
 
 
National 
 
 
Switzerland 
CH1903
CH1903+
Old Observatory Bern 
Bessel 
674.374 
15.056 
405.346 
- 
- 
- 
- 
CH1903 -> ETRS93 (WGS84)
L+T
(LV95)
Switzerland
CH1903 
Old Observatory Bern 
Bessel 
660.077 
13.551 
369.344 
0.8065 
0.5789 
0.9542 
5.66 
CH1903 -> WGS84 
L+T
(GRANIT Campain 1987)
Sample Data
CH1903 (Geographic) 
1   7°40'10.273359"E   47°34' 6.364313"N    DD: 7.669520377500 47.56843453138
2   9°47' 8.455154"E   47°31'  .215862"N    DD: 9.785681987222 47.51672662833
3   9° 1'12.903078"E   45°55'54.475622"N    DD: 9.020250855000 45.93179878388
4   7°36'23.846977"E   46°45'36.895817"N    DD: 7.606624160277 46.76024883805
WGS84 (Geographic)
1   7°40' 6.700090"E   47°34' 1.362414"N 
2   9°47' 3.746897"E   47°30'55.279545"N 
3   9° 1' 8.678507"E   45°55'50.169434"N 
4   7°36'20.334398"E   46°45'32.224157"N
Source
  • Urs Marti, Dieter Egger (1999): Bezugssysteme in der Praxis, Bundesamt für Landestopographie, TB99- 20 
  • Swiss Federal Office of Topography (L+T): Transformation von Landeskoordinaten CH-1903 in WGS-84 Koordinaten, August 1990
related information
swisstopo
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