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Averaging the Waypoint’s Location
Average Location makes the unit take several sample location
measurements for the waypoint and recalculate for a more accurate
location reading.
NOTE: You must have a GPS satellite x before you can
average a waypoint’s location.
To calculate the average location:
1. Open the Waypoint Page, and press MENU.
2. Select Average Location, and press ENTER. The Average
Location window opens. The elds change as the unit
calculates the average location of the waypoint.
Average Location Page
3. Press ENTER to save the location.
Projecting a Waypoint
You can create a new waypoint by projecting the distance and
bearing from a specic location to a new location.
To create a new waypoint by projecting its location:
1. Create a waypoint. The new waypoint uses the next available
waypoint number and the receiver’s last known location as
the default location.
2. Use the ROCKER to highlight Points from the vertical list of
tabs and select a waypoint. Press ENTER.
3. Press MENU to open the New Waypoint Page options menu.
4. Highlight Project Location, and press ENTER.
Project Location Menu
5. To change the location from which you are projecting the new
waypoint, highlight the From eld, and press ENTER.
28 GPSMAP 378/478 Owner’s Manual
MArIne Mode > creAtIng And usIng WAyPoInts