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New Caledonia

Rover Setup

Coordinate System

Choose a coordinate system based on a datum from the list:

  • IGN53 Mare datum (such as IGN53 Mare / UTM zone 58S)
  • IGN56 Lifou datum (such as IGN56 Lifou / UTM zone 58S)
  • IGN72 Grande Terre datum (such as IGN72 Grande Terre / UTM zone 58S)
  • NEA74 Noumea datum (such as NEA74 Noumea / UTM zone 58S)
  • ST84 Ile des Pins datum (such as ST84 Ile des Pins / UTM zone 58S)
  • ST87 Ouvea datum (such as ST87 Ouvea / UTM zone 58S)

Vertical Datum

Choose the NGNC08 height vertical datum.

The Ranc08_Circe geoid is used to perform the transformation.

Base Setup

Your base or NTRIP service should be in RGNC91-93. The following methods are used to perform the datum conversion: Helmert (7-parameters), RGNC1991_IGN72GrandeTerre grid, RGNC1991_NEA74Noumea grid.

When setting up a base station on a benchmark, enter RGNC91-93 geographic coordinates (lat/long) and ellipsoidal height in the ReachView 3 Settings / Base mode.