Applanix POS MV V5 - Figure 14: $Xxgst Sentence Nomenclature; Table 18: NMEA RMC Message Format

POS MV V5 Installation and Operation Guide
Interfaces and Data Formats
Copyright © Applanix Corporation, 2017
3-9
Figure 14: $xxGST Sentence Nomenclature
NMEA Port RMC Message Format
The RMC navigation data are output in the following ASCII NMEA format. Note the 2 fields describing
magnetic variation are not included and are therefore left null.
Table 18: NMEA RMC Message Format
$xxRMC,hhmmss.ssss,S,llll.lllll,A,yyyyy.yyyyy,B,sssss.s,
hhh.h,ddmmyy,,,C*hh<CR><LF>
Items
Definition
Values
Units
$xx
RMC
Header with
talker ID
$tt
RMC
tt = IN or GP
hhmmss.ssss
UTC time of
navigation data
NRG
hours / minutes /
seconds. decimal sec
S
Status
A = Active
V = Void
N/A
llll.lllll
Latitude
0
o
to 90
o
degrees / minutes.
decimal min
A
Latitude direction
N (North) or
S (South)
N/A
yyyyy.yyyyy
Longitude
0
o
to 180
o
degrees / minutes.
decimal min
Indicated
position
0.0
True
North
Error ellipse
smnr.smnr
smjr.smjr
y.y
l.l