Command and Log Reference
35
6.1.6
GALGGA Galileo Fix Data Output
This command is used to log time, Galileo system positioning fix data of the
receiver. The message begins with
“$GALGGA”.
Recommend Input:
Output 1Hz GALGGA message from current serial port
：
GALGGA 1
Output 1Hz GALGGA message from com2:
GALGGA COM2 1
LOG output:
$GALGGA,025754.00,4004.74102107,N,11614.19532779,E,1,18,0.7,63
.3224,M,-9.7848,M,00,0000*58
Table 6-7: GALGGA Message Description
ID
Field
Description
Symbol
Example
1
$ GALGGA
Log header
$ GALGGA
2
utc
Log header
hhmmss.ss
170659.00
3
lat
UTC time of the current position
(hours/minutes/seconds/
decimal seconds)
IIII.II
4001.1220
4
lat dir
Latitude (DDmm.mm)
a
N
5
lon
Latitude direction (N = North, S =
South)
yyyyy.yy
11600.3622
6
lon dir
Longitude (DDDmm.mm)
a
E
7
GPS quality
Longitude direction (E = East, W =
West)
x
1
8
# sats
Quality indicators of positioning
results:
0 = Positioning not available or invalid
1 = Single point
2 = Pseudorange differential or SBAS
4 = RTK fixed solution
5 = RTK floating solution
6 = INS
7 = User fixed position
xx
10
9
hdop
Horizontal dilution of precision
x.x
1.0
10
alt
Antenna height, above/below the
mean sea level
x.x
1098.44
11
a-units
Units of antenna height(M = meter)
M
M
12
undulation
Undulation: the vertical separation
x.x
-15.174
