Leica Geosystems GPS System 500 - Technical Reference Manual - Manual (Page 301)

301 11. Applications Technical Reference Manual-4.0.0en
3 Point Arc
This function enables you to calculate
the centre point and the radius of an
arc defined by three points
Enter the three points on the arc or
press NEWOC (F5) to measure new
points.
Press COMP (F1) to start the
computation.
Easting, Northing and Height of the
centre point are displayed. To display
the Radius press MORE (F6).
Enter a Point Id, change the Height if
neccessary and press STORE (F1)
will bring you back to the COGO\
Arcs menu.
Alternatively press STAKE (F5) to
switch to the stakeout screen and use
the coordinates directly for stakeout.
Input:
P1 - First point on arc (E, N, h)
P2 - Second point on arc (E, N, h)
P3 - Third point on arc (E, N, h)
Output:
C1 - Centre point of arc (E, N, h)
r
- Radius