R6,Applications
60
DistanceOffset
Usethedistance‐offsetsubapplicationtocalculatethedistanceandoffsetofaknownpoint,with
thebasepointinrelationtoaline.
Setpointby....
Usethesetpointsubapplicationtocalculatethecoordinatesofanewpointinrelationtoaline
fromknownlongitudinalandoffsetdistances.
9.5.5 Extension
Access
SelectExtensionfromtheCOGO MAIN MENU.
Extension
UsetheExtensionsubapplicationtocalculatetheextendedpointfromaknownbaseline.
Known
P0 Instrumentstation
P1 Startpoint
P2 Endpoint
P3 Offsetpoint
Unknown
d1 dLine
d2 dOffset
P4 COGO(base)point
Known
P0 Instrumentstation
P1 Startpoint
P2 Endpoint
d1 dLine
d2 dOffset
Unknown
P3 COGOpoint
Known
P1 Baselinestartpoint
P3 Baselineendpoint
dL1,dL2Distance
Unknown
P2,P4ExtendedCOGOpoints
d1
d2
P1
P2
P3
P4
a
b
P1
P2
P3
P1
P2
P3
P4
d L1
d L2