Using ArcCatalog

Modifying a coordinate
system’s parameters
1. In the Spatial Reference
Properties dialog box, click
Modify.
The Geographic or Projected
Coordinate System Properties
dialog box appears.
2. Follow the steps for defining
either a new geographic or a
new projected coordinate
system to change the
appropriate parameters.
3. Click OK.
4. Click OK.
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4
Saving a coordinate
system to a file
1. In the Spatial Reference
Properties dialog box, click
Save As.
2. Navigate to the location
where you want to place the
coordinate system file. For
example, place it in a shared
folder on the network.
3. Type a name for the coordinate
system file and click
Save.
4. Click OK.
The coordinate system file
appears in the folder’s
Contents list.
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The
coordinate
system
appears in
the folder’s
Contents list.
190 USING ARCCATALOG