Leica Geosystems TS11 - Computing an Azimuth

Viva Series, Survey - Hidden Points 1663
56.5 Computing an Azimuth
56.5.1 Using the Sun
Description The azimuth for a hidden point measurement can be computed using a known point and the
sun. The known point can be manually measured. The location of the hidden point can be
away from the sun or in the direction towards the sun. Ensure that the shadow of the pole
falls in the direction of the point.
Diagram
Requirements Bearing & distance, Using 2 bearings or Back brng & distance must be selected for
Method.
P0 Known point
P1 Hidden point
α Bearing from P0 to P1
P0 Known point
P1 Hidden point
α Bearing from P0 to P1
GS_069
P1
P0
GS_070
P0
P1