246 TPS-System 1000 Programs-2.3.1en © Leica
IV
EL
AH
OH
BS
SM
AS
FS
BL
HB
KM
FB
SA
PZ
LB
TB
CO
Three Point Arc
N
COGO_05
E
1
H N
3
2
Circle
centre
Search : • Circle centre coordinates
(Y, X),
• Radius
Given : • Arc point 1 (Y, X),
• Arc point 2 (Y, X),
• Arc point 3 (Y, X)
Station coordinates and orientation need to have been
set correctly before the coordinates of point 1, 2 and/or
point 3 can be determined by measurement.
Radius