2011

Table Of Contents
7 Enter the appropriate conversion parameters for the conversion technique
you selected.
Quick Reference
ADEDEFCRDSYS
Defines a global coordinate system
Setup menu Define Global Coordinate System
Menu
ADEDEFCRDSYSCommand Line
Global Coordinate System Manager Dialog BoxDialog Box
Modifying or Deleting an Ellipsoid
You can modify or delete any
ellipsoid (page 2062) that you define. You cannot
modify or delete predefined ellipsoids supplied with AutoCAD Map 3D.
If you modify or delete an ellipsoid (page 2062) that you have defined, you must
also modify or delete any coordinate systems that reference that ellipsoid.
See also:
Overview of Coordinate Systems (page 143)
Overview of Creating New Coordinate Systems (page 90)
To define an ellipsoid (page 95)
To modify or delete an ellipsoid
1 On the General tab of the Define Datum dialog box or the Modify Datum
dialog box, under Ellipsoid, click Define.
2 In the Ellipsoid Manager dialog box, select an ellipsoid (page 2062).
Click Map Setup tab Coordinate System panel Define Global
Coordinate System.
Select Define or Modify.
3 To modify the ellipsoid, click Modify.
To delete the ellipsoid, click Remove.
100 | Chapter 2 Setting Up