[GeoStL] Re: Coordinate Systems
- From: "Jim Williams" <jwilliams2@xxxxxxxxxxxx>
- To: <geocaching@xxxxxxxxxxxxx>
- Date: Wed, 1 Oct 2003 13:54:29 -0500
-
Thanks!
----- Original Message -----
From: "Brian Maddox" <gowaddle@xxxxxxxxx>
To: <geocaching@xxxxxxxxxxxxx>
Sent: Wednesday, October 01, 2003 1:29 PM
Subject: [GeoStL] Re: Coordinate Systems
> -
> Yeah, for all intents and purposes they're identical. Mathematically,
there
> are some very minor differences. Both are based off of the same ellipsoid
> (GRS80), but the WGS84 ellipsoid differs very slightly from GRS80 due to
one
> of the constants used. But, you'll more than likely never see any
difference
> in practice unless you go way nuts with significant digits (ie, more than
> likely won't see it on a handheld GPS).
>
> --- Jim Williams <jwilliams2@xxxxxxxxxxxx> wrote:
> > Does anyone know if there is any difference between WGS 84 and NAD 83
> > Coordinates? I was told that they are identical in the North America.
> >
> >
> >
> > Thanks,
> >
> > Jim
>
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