Garmin GPS 72H - Manual (Page 39)

GPS 72H Owner’s Manual 
Settings
Data Field Description
Turn The angle
difference
(in degrees)
between the
bearing to your
destination and
current line of
travel. L means
turn left. R
means turn right.
(Velocity Made
Good) VMG
The speed at
which you are
closing on a
destination
along a route.
(estimated time
of arrival). See
page 38 .
Data Field Description
Water Speed Speed of the
boat relative
to the water.
Requires a
NMEA 0183
device to acquire
data. See page
38 .
Water
Temperature
The temperature
of the water.
Requires a
NMEA 0183
device to acquire
data. See page
38 .