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Astro
 
Dog Tracking System Owner’s Manual 
33
GPS Applications
Track Profiles
After you save a track, you have a record of the path you 
traveled and a track altitude profile.
To view a track profile:
1.  On the Saved Track page, press 
MENU > 
Profile
.
  The beginning and the end of the track are marked 
by a flag. Press left or right on the 
ROCKER to scroll 
across the track profile.
  As you scroll, the elevation for each point is shown at 
the top of the page, and the distance from the Begin 
point and the End point are shown at the bottom.
2.  While scrolling, press 
ENTER to show the highlighted 
point on the map.
To set the zoom ranges for the track profile:
1.  On the Saved Track page, press 
MENU > 
Profile
.
2.  Press up or down on the 
ROCKER to set the zoom 
range on the vertical axis.
3.  Press left or right on the 
ROCKER to set the zoom 
range on the horizontal axis.
Using DEM (Digital Elevation Models) 
Maps
You can create a Track Elevation Profile, from DEM 
maps, that includes elevation data. When these types of 
maps are available, a Use Map Data - Use Track Data 
option appears when you select Profile. Refer to the 
Garmin Web site,  
 for more 
information about MapSource U.S. Topo maps.
Navigating a Saved Track
You can save your track log to use later as a TracBack 
route that will take you back to the oldest stored track log 
point.
To use the TracBack feature:
1.  On the Tracks page or the Saved Tracks page, select 
TracBack
 . 
2.  Press the 
ROCKER to move the pointer to the point 
on the map you want to TracBack to.
3.  Press 
ENTER.