Campbell Scientific GPS16-HVS Garmin GPS Receiver - Manual (Page 30)

Appendix D. Garmin16-HVS Setups
TABLE D-4. $GPGGA Global Positioning System Fix Data
$GPGGA,1,2,3,4,5,6,7,8,9,M,10,M,11,12*hhCRLF
<1> UTC time of position fix, hhmmss format
<2> Latitude, ddmm.mmmm format (leading zeros will be transmitted)
(5 digits of precision on GPS 16A)
<3> Latitude hemisphere, N or S
<4> Longitude, ddmm.mmmm format (leading zeros will be
transmitted) (5 digits of precision on GPS 16A)
<5> Longitude hemisphere, E or W
<6> GPS quality indication, 0 = fix not available, 1 = Non-differential
GPS fix available, 2 = Differential GPS (DGPS) fix available, 6 =
Estimated
<7> Number of satellites in use, 00 to 12 (leading zeros will be
transmitted)
<8> Horizontal dilution of precision, 0.5 to 99.9
<9> Antenna height above/below mean sea level, -9999.9 to 99999.9
meters
<10> Geoidal height, -999.9 to 9999.9 meters
<11> Differential GPS (RTCM SC-104) data age, number of seconds
since last valid RTCM transmission (null if not an RTCM DGPS
fix)
<12> Differential Reference Station ID, 0000 to 1023 (leading zeros will
be transmitted, null if not an RTCM DGPS fix)
D-4