Marking A Position & Position Averaging Function - Garmin Personal Navigator GPS 48 Owner's Manual & Reference

REFERENCE
Marking a
Position
After initiating the posi-
tion averaging function, a
Figure of Merit value will
be displayed, and the
'SAVE?' field will auto-
matically be highlighted.
The GPS 48 will save new
waypoints with a default
three-digit name. To add
the waypoint to a route,
enter the desired route
number, highlight 'SAVE?'
and press ENTER.
32
Marking a Position
The GPS 48 allows you to mark and store up to 500
position as waypoints. A waypoint can be entered by
taking an instant electronic fix, by manually entering
coordinates (pg. 35), or by using the bearing and dis-
tance to a known position (pg. 35).
To mark your present position:
M
1. Press . The mark position page will appear,
showing the captured position and a default three-
digit name.
2. To save a default name and symbol, press
confirm the 'SAVE?' prompt.
Position Averaging Function
The GPS 48 positioning averaging function will help
reduce the effects of selective availability upon position
error when marking a waypoint.
1. After you have pressed the
'AVERAGE?' field and press
(FOM) field will display the value reflecting estimated
accuracy of the averaged position. Note: As the GPS
48 calculates the FOM, it will rapidly change before it
stabilizes on one number.
2. The unit will continue averaging until you have high-
lighted 'SAVE?' and pressed
To enter a different waypoint name:
1. Highlight the waypoint name field, and press
2. Make the appropriate changes, and press
3. Highlight 'SAVE?', and press
Note: To enter a different waypoint symbol or com-
ment, see pg. 23.
To add this waypoint to a route:
1. Highlight the 'Add to route number' field, and press
E
.
2. Enter a route number, press
E
number, and
M
key, highlight the
E
. The Figure of Merit
E
.
E
.
E
to confirm the route
again to save the waypoint.
E
to
E
.
E
.