Astro Dog Tracking System Owner’s Manual GpS appLIcatIonSoption is active, the other is shown on the Altimeter pageOptions menu.Elevation overDistance plotPressure overTime plotView Pressure or Elevation PlotsSelect the View Elevation Plot option to plot a profile ofelevation changes that occur as you navigate over a setdistance or period of time. Select View Pressure Plot toview a record of changes in barometric pressure for a setperiod of time.To view elevation or pressure plots:1. Select the option you want from the AltimeterOptions menu, and press ENTER to show the plot.2. Adjust the time and distance measurement usingthe Zoom Ranges option explained on the pagesthat follow.3. To clear the plot and start again, you must clear theTrack Log.Zoom RangesYou can set the zoom ranges for elevation, distance, ortime when you show the View Elevation Plot.Ranges for vertical distance are shown as you pressup or down on the ROCKER.Ranges for linear distance are shown as you pressleft or right on the ROCKER.Ranges for time are shown for a time plot whenyou press left or right on the ROCKER.Ranges for View Pressure Plot pressure values are shownwhen you press up or down on the ROCKER. Values fortime are shown in the same manner as for elevation plots.•••