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84 GPSMAP 176/176C Owner’s Manual
APPENDIX > NAVIGATION TERMS
Navigation Terms
Avg Speed—The average of all second-by-second speed readings
since last reset.
Bearing (BRG)—The compass direction from your current location
to a destination.
Course—The desired course between the active from and to
waypoints.
Depth—the depth below transducer. This field is only active if there
is a transducer connected to the GPSMAP 176/176C.
Distance (Dist)—The distance from current location to a destination.
Dist to Destination—The distance from current location to a Goto
destination, or the final waypoint in a route.
Dist to Next—The distance from current location to a Goto
destination, or the next waypoint in a route.
DOP—Dilution of Precision reflects the quality of the GPS signals
and satellite geometry.
Elevation—Height above mean sea level (MSL).
ETA (Estimate Time of Arrival)—The estimated time you will reach
your destination waypoint, based on current speed and track.
ETA at Destination
—The estimated time you will reach a Goto
destination or the final waypoint in a route.
ETA at Next
—The estimated time you will reach a Goto destination
or the next waypoint in a route.
Fuel—The fuel required to travel from current location to the
indicated route waypoint.
GPS Accuracy
—estimated accuracy of the GPS position.
Leg Dist—The distance between two route waypoints.
Leg Fuel—The fuel required to travel from a route waypoint to the
next waypoint (in sequence) in the route.
Leg Time
—The time required to travel from a route waypoint to the
next waypoint (in sequence) in the route.
Max Speed—The maximum second-by-second speed recorded since
last reset.
Moving Average Speed—Average speed while the unit is moving.
Moving Trip Timer—Total time the unit has been moving.
Odometer—A running tally of distance travelled, based upon the
distance between second-by-second position readings.
Off Course—The distance you are off a desired course in either
direction, left or right.