A
B
Reference Waypoints
A new waypoint may also be created without knowing position coordinates by
entering its range and bearing from an existing waypoint or your present position.
The GPSMAP 180 will then calculate the position coordinates for you, using the
reference selected.
To create a new waypoint using a reference waypoint:
1. Select the Create Waypoint option from the Main Menu Page and press
T
.
2. Enter the name, icon, and comment for the new waypoint.
3. Highlight the reference waypoint field and press
T
.
4. Enter the name of the reference waypoint using the
R
keypad, or press
O
to select the waypoint from the nearest list, waypoint list, or map display. Leave
the reference field blank to use your present position.
5. Press
T
to begin entry of the bearing from your reference waypoint to the
new waypoint position. Enter the bearing and press
T
.
6. Press
T
to begin entry of the distance from your reference waypoint to the
new waypoint position. Enter the distance and press
T
. The position for the
new waypoint will automatically be calculated.
7. Highlight the Done prompt and press
T
to finish.
37
A. Enter the bearing from the reference waypoint
to the new waypoint in the BRG field.
B. Enter the distance from the reference waypoint
to the new waypoint in the DIS field.
SECTION
6
WAYPOINTS
Creating a Waypoint
by Reference
