Geodetic Reference System of Sweden 

Collection by Stefan A. Voser
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22. Sept. 1998update  

Country  Name  Central Point  Spheroid  Parameters  Description  Source 
dx [m]  dy [m]  dz [m]  rx ["]  ry ["]  rz ["]  ds [ppm] 
National 
Sweden  RT90  Lovö  Bessel 1841  -424  80  -613  -4.40  1.99  -5.18  0.0  Datum -> WGS84  (1993)
Sweden RR92/
RT90
Lovö  Bessel 1841  419.383 99.333 591.345 -0.8504 -1.8173 +7.8622 -0.995 Datum -> ETRS89 (WGS84)
Reit 1997
Sweden
RR92/
RT90
Lovö
Bessel 1841
-419.375
-99.352
-591.349
0.8505
1.8172
-7.8622
0.995
ETRF89 -> Datum
Reit 1997
Regional 
Belgium, Denmark, Germany, France, Greece, Italy, Luxemburg, Netherlands, NATO, Norway, Spain, Sweden, Turkey  ED50  Hayford 1924 

Sample Data: RT90 <--> SWEREF93 (ETRS89/WGS84)

SWEREF93 

lat.   66°19'04".85672
long.  18°07'29".50084
h      489.138 m
RR 92 (RT90)
lat.   66°19'09".75892
long.  18°07'43".36973
h      465.636 m
Original RT90
lat.   66°19'09".76183
long.  18°07'43".37504


Source:
Bo-Gunnar Reit, National Land Survey of Sweden, e-mail correspondence, Dec. 97

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© by Stefan A. Voser
 
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