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STAR*NET V6 - Circe

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The “V” Code: Vertical Observation<br />

Chapter 5 Preparing Input Data<br />

Formats for 3D Data Only - Depending on the “Distance/Vertical Data Type” mode:<br />

V From-To Zenith [Standard Error] [HI/HT]<br />

V From-To Elevation Difference [Standard Error] [HI/HT]<br />

Example 1: (Zenith Angle)<br />

V oak-new 91-23-45.0 10.0 5.4/5.1<br />

The zenith angle from “oak” to “new” is 91-23-45.0. The standard error of the zenith is<br />

10.0 seconds. The height of instrument is 5.4 and the height of target is 5.1.<br />

Example 2:<br />

V oak-new 91-23-45.0 5.4/5.1<br />

Same as above except no standard error value is entered, so the default zenith standard<br />

error is applied. An HI/HT entry is made, and as previously described, when only a<br />

standard error entry or an HI/HT entry exists, the program checks for a “/” character to<br />

determine if the item was an HI/HT entry.<br />

Example 3:<br />

V 1022-1021 89-45-23.5<br />

The zenith angle from “1022” to station “1021” is 89-45-23.5 and the default standard<br />

error for zeniths will be applied. The HI and HT are both assumed 0.0.<br />

Example 4: (Elevation Difference)<br />

V post-pipe 13.46<br />

In this case, the “Distance/Vertical Data Type” setting in the Project Options dialog is set<br />

such that the value is interpreted as an elevation difference. The elevation difference<br />

from “post” to “pipe” is 13.46. (Station “pipe” is higher than station “post”.) The mode<br />

of the “Distance/Vertical Data Type” can also be changed anywhere in your data file by<br />

using the “.DELTA ON/OFF” inline option. See “Using Inline Options” later in this<br />

chapter for details.<br />

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