2.4.3.1 Point Offsets
When a point cannot be collected directly, an offset can be used to collect a point from a more accessible location. Offset information can be entered either manually, or via an external rangefinder. The choice of point offsets available are listed below.
Figure 2-11: Example of Dist.Dist O/S
Leica GS20 Field | 31 |
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Aux “A” | 125 |
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| 35 | o |
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| 30’ |
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| m |
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| 0 |
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| 0” |
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Azimuth Distance |
| + O/S Pt | ||||
Aux “A” |
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| Aux “B” |
1 | 1 | 0 | o |
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| o |
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| 0 | ||||
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| 2 | |
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| 2 |
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Azimuth - Azimuth |
| + |
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| O/S Pt |
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| + O/S Pt (Left Solution) | |
| m | 2 |
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| 5 | ||
5 |
| m | |
3 |
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Aux “A” | Aux “B” |
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R
(Right Solution)
Distance Distance
Figure 2-12: Offset Methods (Graphical)
Data Collection