Cogo Calculation - Arc Calculations Method; Arc Calculation - Arc Center - Leica GPS1200 Series Technical Reference Manual

COGO
37.8
37.8.1
Description
Diagram

COGO Calculation - Arc Calculations Method

Arc Calculation - Arc Center

The COGO arc calculation arc center calculates the coordinates of the centre of the arc.
Elements that must be known are
• coordinates of three points
OR
• coordinates of two points
• radius to the two points
The coordinates of the known points
• may be taken from the active job.
• may be measured during the COGO calculation.
• may be entered.
d2
d1
P0
GPS12_158
Arc management is not available for COGO arc calculations.
GPS1200
P1
P0 <Start Point:>
P1 <End Point:>
P2 Arc center
d1
P2
d2
<Arc Radius:>
<Arc Length:>
856