Cogo Calculation - Traverse Method - Leica GPS1200+ Applications Manual

2.5

COGO Calculation - Traverse Method

Diagrams
Access
COGO
Traverse Input,
Input page
COGO
COGO traverse calculation with offset for a single point
P3
d1
P0
GPS12_106
COGO traverse calculation without offset for multiple points
d2
d1
P0
GPS12_063
Refer to "2.2 Accessing COGO" to access COGO Traverse Input.
d3
P1
Known
d2
P0 Known point
α
P2
d1 Distance between P0 and P1
d2 Positive offset to the right
d3 Negative offset to the left
Unknown
P1 COGO point without offset
P2 COGO point with positive offset
P3 COGO point with negative offset
Known
P0 Known point
α1 Direction from P0 to P1
α2 Direction from P1 to P2
d4
α3 Direction from P2 to P3
α4 Direction from P2 to P4
d1 Distance between P0 and P1
d2 Distance between P1 and P2
d3
d3 Distance between P2 and P3
d4 Distance between P2 and P4
Unknown
P1 First COGO point
P2 Second COGO point
P3 Third COGO point - sideshot
P4 Fourth COGO point
CALC (F1)
INV (F2)
SSHOT (F3)
GPS1200+
Direction from P0 to P1
To calculate the COGO point.
To calculate the values for the
azimuth, the distance and the offset
from two existing points. Available if
<Azimuth:>, <HDist-XX:> or
<Offset:> is highlighted.
To calculate the point as a sideshot.
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