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Re: About the Cartesian coordinates of MAP_PROJ_FORWARD [message #62841]

Fri, 10 October 2008 05:31

David Fanning
Messages: 11724
Registered: August 2001

Senior Member

Dave writes:

> I have a simple question. Function "MAP_PROJ_FORWARD" transforms map
> coordinates from longitude and latitude to Cartesian (x, y)
> coordinates. I am confused about the Cartesian coorindates. What units
> and origin of the Cartesian coorindates? Is its units meter?

The units are in meters.

Cheers,

David

--
David Fanning, Ph.D.
Fanning Software Consulting, Inc.
Coyote's Guide to IDL Programming: http://www.dfanning.com/
Sepore ma de ni thui. ("Perhaps thou speakest truth.")

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Re: About the Cartesian coordinates of MAP_PROJ_FORWARD

By: David Fanning on Fri, 10 October 2008 05:31

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