Conversion and transformation of a trajectory into different format in the WGS-83 and Bessel datum as well as in
the Swiss Grid if applicable. Output available in *.kml format, ready to import into Google Earth application.

Cette page vous permet de transformer une trajectoire obtenue au format GGA NMEA-183, en différents
formats [géographique, géocentrique] dans le datum WGS-84 ainsi que Bessel et dans la projection suisse.
Output au format *.kml, pour une visualisation 3D dans Google Earth.


Coordinate File:
       Input file:



File Format:

- The uploaded file must have a *.txt, *.gpx or *.nmea extension
- Structure: normal NMEA output or *.gpx data format. NMEA messages should start with a $ ($GPGGA, $GPRMC)
- Example NMEA data
- Example *.gpx format









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