SHANGHAI ESURVEY GNSS CO., LTD.
22
4. Do one of the following:
o
If the zenith is 90° (the measurement
ground is flat), calculate distance D
following formula D = 100 * L:
100
refers to the stadia proportion
constant of the instrument.
o
If the zenith is not 90° (the
measurement ground is curve),
calculate
distance
D
following
formula D = 100 * L * sin
2
V:
