Rotate – Spectra Precision Survey Pro CE v3.6 User Manual User Manual

Page 388

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Adjust Menu

R-231

Rotate

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The Rotate screen will rotate selected points around a specified point.
This is useful to correct a survey where an incorrect backsight was
used during data collection.

7DS 3RLQWV« : allows you to select points by

tapping them from a map view.

7R)URP« : allows you to select points by typing

in a point range.

Rotation Point

: The selected points will be

rotated around the point specified here. (The
coordinates for the rotation point will not
change.)

Simple Angle

: when selected, this allows you to

enter the deflection angle to rotate the selected points.

Old and New Azimuths

: when selected, this allows you to enter an old

and new azimuth, which is used to compute the angle to rotate the
selected points.

Note: The choice made from the two options above determines which
fields will be available below.

Rotate

: is the angle to rotate the selected points around the

Rotation

point

.

2OG $]LPXWK / 2OG %HDULQJ : is a known direction between any two

points in the current job before they are rotated.

1HZ $]LPXWK

/

1HZ %HDULQJ : is the direction between the same

two points specified above after the rotation.

6ROYH : will perform the rotation on the selected points and change

the coordinates accordingly. Information will be written to the raw
data file detailing the adjustment.

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