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2D estimated coordinate quality
2D CQ =
3D estimated coordinate quality
3D CQ =
Working Example 1
Instrument:
Angular accuracy:
EDM accuracy:
Slope distance:
Hz:
V:
1D CQ = 0.00201 m
2D CQ = 0.00237 m
3D CQ = 0.00311 m
Working Example 2
Instrument:
Angular accuracy:
EDM accuracy:
Slope distance:
Hz:
V:
1D CQ = 0.09263 m
2D CQ = 0.09663 m
3D CQ = 0.13386 m
Working Example 3
Instrument:
1044
2
2
2
σ
V + σ
* sin
D
Hz, V
2
2
2
σ
+ σ
* D
* (1 + sin
D
Hz, V
2.0 mm
2.4 mm
3.1 mm
92.6 mm
96.6 mm
133.9 mm
2D CQ Estimated horizontal coor-
2
* D
dinate quality.
2
V)
3D CQ Estimated spatial coordi-
nate quality.
TS15
2" = 6.1728*10-4 gon => σHz,V =
2"*
1 mm + 1.5 ppm for an IR measure-
ment
150 m
210 gon
83 gon
TS15
2" = 6.1728*10-4 gon => σHz,V =
2" *
1 mm + 1.5 ppm for an IR measure-
ment
7000 m
210 gon
83 gon
TM50
Glossary
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