GLL
Geographic Position — Latitude/Longitude
1
2 3
GLL,1111.11,a,yyyyy.yy,a,hhmmss.ss,A*hh
1-2
2-3
4
6
RMB
Generic Navigation Information (immediately follows RMC)
1 2
3 4
RMB,A,X.XX,L,CCCC,CCCC,SSS.SS,N,XXXXX.XX,W,XXX.X,XXX.,XX.X,
13 14
A *XX
1
2-3
4
5
6-7
8-9
10
11
12
13
14
4 5
Latitude, N/S
Longitude, E/W
UTC of position
Status
A = Data valid
5
6
Status
(A = valid,
XTE, naut. miles and direction to steer (L or
R)
[If XTE exceeds 9.99 NM, display 9.99 in
field 2.]
Origin waypoint ID
Destination waypoint ID
Destination Waypoint Latitude (N or S)
Destination Waypoint Longitude (E or W)
Range naut. miles, present fix to destination
waypoint Great Circle.
999.9 nm, display 999.9.]
Bearing, True, Great Circle, Present fix to
dest. waypoint
Closing velocity to destination, knots
Arrival (OR'ed arrival circle and crossing of
line which is perpendicular to the course line
and which passes through the destination
waypoint.)
CHECKSUM
(Mandatory in this sentence.)
6
7 8
9 10
V = invalid)
[If range exceeds
11
12
61