Chapter 8
8.2
Topography Observations
Observing a Backsight Once you have entered station details, you should enter a backsight.
8-2
1.
Enter the backsight point name in the BS pt field:
2.
If the point is unknown, the SRX displays this menu.
3.
You can choose to enter either the backsight coordinates (Key in POS) or the azimuth from the current station point to the backsight point (Key in azimuth). These two methods are described in Chapter 15, Keyboard Input. The following screens enable you to enter azimuth values and/or coordinates:
4.
Once the backsight data is entered, this screen displays for measurement of the backsight observation:
SRX