Garmin Astro DC 40 Owner's Manual page 36

GPS Applications
The field at the bottom of the page
shows your current elevation and
your rate of ascent (or descent) when
moving.
Viewing Points on the Altimeter
Plot
Select individual points on an elevation
plot or a pressure plot to view the
elevation (or pressure) reading, the
time of day, and the date when the
point was recorded.
To view points on a plot:
On the Altimeter page, press left
or right on the Rocker to display
crosshairs and scroll the crosshairs
across the plot.
To view altitude points on the
Map page:
1. On the Altimeter page, use the
Rocker to move the red crosshairs
to the point you want to view on the
map.

2. Press ENTER. The point is marked
by the map pointer with location
coordinates, the compass bearing,
and the distance from your current
location.
Changing Altimeter Settings
To change altimeter settings:
1. On the Altimeter page, press
MENU.
2. Select an option > ENTER:
• Plot Over Time (or Plot Over
Distance)–plots time or distance
against elevation. (This option
is available only when you are
plotting elevation. Pressure is
plotted only against time.)
• View Elevation Plot (or View
Pressure Plot)–selects either an
elevation plot or a barometric
pressure plot for a set period of
time.
Astro and DC 40 Owner's Manual