Changing Projections in ArcMap

Egeo 250

1ArcMap setting a projection

Investigating Projections

Through the help commands you can learn more about projections and how the are created.

2ArcMap setting a projection

Open the properties for Layers

3ArcMap setting a projection

Under the Coordinate System Tab, Choose the Predifined coordinate systems

4ArcMap setting a projection

Global Projected Coordinate Systems

5ArcMap setting a projection

We will be using Projected Coordinate Systems

6ArcMap setting a projection

For World Data use a World Projection

7ArcMap setting a projection

Try a Mercator (Coast Lines & Direction) Projection

8ArcMap setting a projection

Miller Cylindrical (Direction)

9ArcMap setting a projection

Mollweide (Area)

10ArcMap setting a projection

UTM

11ArcMap setting a projection

ZONE 10 is the correct UTM zone for Whatcom County and Western WA

12ArcMap setting a projection

State Plane: Use either NAD 1927 or 1983

13ArcMap setting a projection

We are in Washington North

14ArcMap setting a projection

To find true distance on the face of the earth use a Great Circle Measurment

15ArcMap setting a projection

Note that this web page uses N/S on Lat and W/E on Long ESRI uses +/- for N/S and -/+ for W/E you need to make these adjustments

http://williams.best.vwh.net/gccalc.htm