gps-string-decoding.txt

$GPVTG,156.6,T,,M,000.0,N,000.0,K,A*09

Where:
     GGA          Global Positioning System Fix Data
     022249.563   Fix taken at 12:35:19 UTC
     3942.0517,N  Latitude 48 deg 07.038' N
     10447.2799,W Longitude 11 deg 31.000' E
     1            Fix quality: 0 = invalid
                               1 = GPS fix (SPS)
                               2 = DGPS fix
                               3 = PPS fix
			       4 = Real Time Kinematic
			       5 = Float RTK
                               6 = estimated (dead reckoning) (2.3 feature)
			       7 = Manual input mode
			       8 = Simulation mode
     05           Number of satellites being tracked
     1.8          Horizontal dilution of position
     1710.9,M     Altitude, Meters, above mean sea level
     46.9,M       Height of geoid (mean sea level) above WGS84
                      ellipsoid
     (empty field) time in seconds since last DGPS update
     (empty field) DGPS station ID number
     *47          the checksum data, always begins with *
$GPGGA,022249.563,3942.0517,N,10447.2799,W,1,05,1.8,1710.9,M,-14.7,M,,0000*50

$GPGSA,A,3,32,14,31,10,22,,,,,,,,3.2,1.8,2.7*38

Where:
      GSV          Satellites in view
      3            Number of sentences for full data
      1            sentence 1 of 2
      12           Number of satellites in view

      14           Satellite PRN number
      73           Elevation, degrees
      351          Azimuth, degrees
      25           SNR - higher is better
           for up to 4 satellites per sentence
      *75          the checksum data, always begins with *
$GPGSV,3,1,12,14,73,351,25,31,62,173,21,32,57,045,23,18,47,265,26*75
$GPGSV,3,2,12,10,38,117,20,01,36,301,23,22,29,307,25,11,26,275,*7F
$GPGSV,3,3,12,25,20,083,14,20,11,126,,12,09,043,,03,08,306,20*77

$GPRMC,022249.563,A,3942.0517,N,10447.2799,W,000.0,156.6,050918,,,A*7E