Switzerland was subdivided into a multitude of triangles, each having its own transformation parameters matched to local conditions. swisstopo is making the CHENyx06 national triangular transformation network and also the REFRAME program library (for software developers) available free of charge.
CHENyx06 dataset:
Michael Burkard
Licensed survey engineer
Geodetic control points
Tel +41 31 963 23 19
Fax +41 31 963 24 59
REFRAME-DLL:
Dr. Urs Marti
Dipl. Ing. ETH
Geodetic developments and contracts
Tel +41 31 963 23 78
Fax +41 31 963 24 59
05.02.2009 | 140 Kb | PDF
1417 Kb | PDF
