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38.8
38.8.1
Description
Diagram
COGO
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.
P1
P0 <Start Point:>
P1 <End Point:>
P2 Arc center
d1
P2
d2
GPS1200+
<Arc Radius:>
<Arc Length:>
871
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