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RMC-Recommended Minimum Specific GNSS Data
Table B-10 contains the values for the following example:
$GPRMC,161229.487,A,3723.2475,N,12158.3416,W,0.13,309.62,120598,,*10
Name
Message ID
UTC Time
Status
Latitude
N/S Indicator
Longitude
E/W Indicator
Speed Over Ground
Course Over Ground
Date
2
Magnetic Variation
Checksum
<CR><LF>
SiRF Technology Inc. does not support magnetic declination. All "course over ground" data are
geodetic WGS48 directions.
Table B-10 RMC Data Format
Example
Units
$GPRMC
161229.487
A
3723.2475
N
12158.3416
W
0.13
knots
309.62
degrees
120598
degrees
*10
Description
RMC protocol header
hhmmss.sss
A=data valid or V=data not valid
ddmm.mmmm
N=north or S=south
dddmm.mmmm
E=east or W=west
True
ddmmyy
E=east or W=west
End of message termination
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