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Selecting a Pre-defined Coordinate System
- On the menu bar, select Options and then Coordinate Sys-
tem
. A new dialog box opens showing the name of the
currently used coordinate system (see below).
1. Selecting an existing Geodetic system
- Click the down arrow on the right of the
System Type
combo box and highlight
Geodetic (unless already
done). Then click the down arrow on the right of the
Geodetic Datum
combo box and highlight the name of
the desired datum. The properties of the selected
datum can be viewed by clicking the button located
on the right of the
Geodetic Datum combo box.
2. Selecting an existing Grid system
- Click the down arrow on the right of the
System Type
combo box and highlight
Grid. Then click the down
arrow on the right of the
Grid System combo box and
highlight the name of the desired grid system. The
properties of the selected grid system can be viewed
by clicking the button located on the right of the
Grid System combo box.
- Click the down arrow on the right of the
Zone combo
box and highlight the name of the zone correspond-
ing to your working area.
This dialog box allows
you to select a pre-
defined coordinate sys-
tem or create a new sys-
tem (refer to page 77)