GPS format

gps log format

The format for each interface_gps message is:

  • time (float): current GPS time, in seconds
  • latitude (float): in degrees
  • longitude (float): in degrees
  • altitude (float): in meters
  • utm_e (float): UTM WGS84 easting, in meters
  • utm_n (float): UTM WGS84 northing, in meters
  • hdop (float): horizontal dilution of position
  • vdop (float): vertical dilution of position
  • err_horz (float): horizontal error, in meters
  • err_vert (float): vertical error, in meters
  • quality (int): quality of fix (0 = invalid, 1 = GPS fix, 2 = DGPS fix)
  • num_sats (int): number of satellites in view
  • speed (float): in meters per second
  • course made good (float): in radians