Garmin GPS 24xd Receiver and Antenna Technical Reference for Garmin NMEA 2000 - Page 18

NMEA 2000 Sailing Data, Wind Velocity Made Good VMG

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NMEA 2000 Sailing Data Data Type Apparent wind speed Apparent wind angle True wind speed True wind speed (less-accurate1) True wind angle True wind angle (less-accurate1) Wind Velocity Made Good (VMG) Wind VMG (less-accurate1) Waypoint VMG Maximum apparent wind speed Maximum true wind speed Maximum true wind speed (lessaccurate1) Opposite tack heading Opposite tack heading (lessaccurate1) PGN Data Required Typical Sender 130306: Wind data Wind sensor 130306: Wind data Wind sensor 128259: Water speed 130306: Wind data Wind sensor and a water speed sensor 129026: COG/SOG 129029: GNSS position Wind sensor and a GPS antenna 130306: Wind data 128259: Water speed 130306: Wind data Wind sensor and a water speed sensor 129026: COG/SOG 129029: GNSS position Wind sensor and a GPS antenna 130306: Wind data 128259: Water speed 130306: Wind data Wind sensor and a water speed sensor 129026: COG/SOG 129029: GNSS position Wind sensor and a GPS antenna 130306: Wind data 129284: Nav data Garmin chartplotter and a GPS antenna 130306: Wind data Wind sensor 128259: Water speed 130306: Wind data Wind sensor and a water speed sensor 129026: COG/SOG 129029: GNSS position Wind sensor and a GPS antenna 130306: Wind data 127250: Vessel heading 128259: Water speed 130306: Wind data A wind sensor, a heading sensor, and a water speed sensor 129026: COG/SOG 129029: GNSS Position A wind sensor, a heading sensor, and a GPS 127250: Vessel heading antenna 130306: Wind data 1 If a water speed sensor is not present, a less-accurate reading can be calculated using a GPS antenna instead. 18

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NMEA 2000 Sailing Data
Data Type
PGN Data Required
Typical Sender
Apparent wind speed
130306: Wind data
Wind sensor
Apparent wind angle
130306: Wind data
Wind sensor
True wind speed
128259: Water speed
130306: Wind data
Wind sensor and a water speed sensor
True wind speed (less-accurate
1
)
129026: COG/SOG
129029: GNSS position
130306: Wind data
Wind sensor and a GPS antenna
True wind angle
128259: Water speed
130306: Wind data
Wind sensor and a water speed sensor
True wind angle (less-accurate
1
)
129026: COG/SOG
129029: GNSS position
130306: Wind data
Wind sensor and a GPS antenna
Wind Velocity Made Good (VMG)
128259: Water speed
130306: Wind data
Wind sensor and a water speed sensor
Wind VMG (less-accurate
1
)
129026: COG/SOG
129029: GNSS position
130306: Wind data
Wind sensor and a GPS antenna
Waypoint VMG
129284: Nav data
Garmin chartplotter and a GPS antenna
Maximum apparent wind speed
130306: Wind data
Wind sensor
Maximum true wind speed
128259: Water speed
130306: Wind data
Wind sensor and a water speed sensor
Maximum true wind speed (less-
accurate
1
)
129026: COG/SOG
129029: GNSS position
130306: Wind data
Wind sensor and a GPS antenna
Opposite tack heading
127250: Vessel heading
128259: Water speed
130306: Wind data
A wind sensor, a heading sensor, and a water
speed sensor
Opposite tack heading (less-
accurate
1
)
129026: COG/SOG
129029: GNSS Position
127250: Vessel heading
130306: Wind data
A wind sensor, a heading sensor, and a GPS
antenna
1
If a water speed sensor is not present, a less-accurate reading can be calculated using a GPS antenna instead.
18