Hidden Point Measurement Including Heights - Leica GPS1200 Series Technical Reference Manual

46.6
Diagram
Configuration step-by-
step
Survey - Hidden Points

Hidden Point Measurement Including Heights

d2
d1
a
d5
P0
GPS12_058
The following table explains the most common settings. Refer to the stated chapter for more
information on screens.
Step Description
1. <Compute Ht: Yes> in CONFIGURE Hidden Point Measurement. 23.1.7
2. <Height Offset: Device & Trgt Ht> in CONFIGURE Hidden Pt
Device Offsets.
P0 Known point
P1 Target point
P1
P2 Hidden point
a
d3 d4
b
b
d1
d2
P2
d3
d4
d5
GPS1200
Height of P0
Height of P2 = a + d1 + d4 - d3
Device height: Height of hidden point meas-
urement device above P0
Slope distance
Target height: Height of P1 above P2
Height difference between hidden point
measurement device and P1
Horizontal distance
Refer to
chapter
23.1.7
1255