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USA

Rover Setup​

Coordinate System​

Choose a coordinate system based on the NAD83(2011) datum (such as NAD83(2011) / South Carolina).

Vertical Datum​

Choose one of the available vertical datums:

  • NAVD88(GEOID12B) Alaska height
  • NAVD88(GEOID12B) height
  • NAVD88(GEOID18) height

The following geoids are used to perform the transformation:

  • GEOID12BA
  • GEOID12BU
  • GEOID18U

Base Setup​

Your base or NTRIP service should be in NAD83(2011).

When setting up a base station on a benchmark, enter NAD83(2011) geographic coordinates (lat/long) and ellipsoidal height in the Emlid Flow Base settings.