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Vtg-course over ground and ground speed, Reb-3300 operational manual – RoyalTek REB-3300 User Manual

Page 19

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19

REB-3300 Operational Manual

Course Over

Ground

309.62 degrees

True

Date 120598

ddmmyy

Magnetic Variation

degrees

E=east or W=west

Checksum *10

CRLF

End of message termination

VTG-Course Over Ground and Ground Speed

Table 7 contains the values of the following example:

$GPVTG, 309.62, T, , M, 0.13, N, 0.2, K*6E

Table 7

VTG Data Format

Name Example

Units

Description

Message ID

$GPVTG

VTG protocol header

Course 309.62

degrees Measured

heading

Reference T

True

Course

degrees Measured

heading

Reference M

Magnetic

Speed

0.13

knots Measured horizontal speed

Units N

Knots

Speed

0.2

km/hr Measured horizontal speed

Units

K

Kilometer per hour

Checksum *6E

CRLF

End of message termination