Note: This page describes an obsolete version of GPSBabel that may substantially differ from the current or development version.

Google Navigator Tracklines (.trl) (gnav_trl)

This format can...

  • read and write tracks

Binary (little endian) tracklogs containing coordinates, timestamps and altitude values.

Google Navigator is an application for PDAs running under Windows Mobile 5.0 or 6.0.

Table 3.4. Track point structure (16 bytes)

PositionData typeField info
032-bit signed intUnix timestamp
432-bit floatLatitude
832-bit floatLongitude
1232-bit floatAltitude (!rotated left by eight bits!)