Applanix POS MV V5 Installation And Operation Manual page 78

POS MV V5 Installation and Operation Guide
Interfaces
and Data Formats
$xxGGA,hhmmss.sss,llll.lllll,a,yyyyy.yyyyy,b,t,nn,v.v,xxxxx.xx,M,,,ccc,rrrr*hh<CRLF>
Item
llll.lllll
A
yyyyy.yyyyy
B
T
nn
v.v
xxxxx.xx
M
Null
Null
ccc
3-4
Table 13: $xxGGA Sentence Format
Definition Value
Latitude 0 to 90
N (North) or S N or S
(South)
Longitude 0 to 180
E (East) or W E or W
(West)
GNSS quality 0 = fix not available or invalid
indicator 1 = C/A standard GNSS; fix valid
2 = DGNSS mode; fix valid
3 = GNSS PPS mode; fix valid
4 = RTK fixed
5 = RTK float
6 = free inertial
Number of 0 to 32
satellites used in
the fix
Horizontal
dilution of
precision
Altitude above or N/A
below mean sea
level; a negative
value indicates
below sea level
Units of measure M
= metres
Null
Null
Age of 0 to 999
differential
corrections in
seconds since
last RTCM-104
message
Units (If Applicable)
degrees|minutes|decimal minutes
2 fixed digits for degrees
2 fixed digits for minutes
5 digits for decimal minutes
degrees|minutes|decimal minutes
3 fixed digits for degrees
2 fixed digits for minutes
5 digits for decimal minutes
metres
seconds