[Proj] A datum question if I may

[Frank Warmerdam]

On 10/25/05, Hersman, William <willy.hersman at conocophillips.com> wrote:
> Is there a difference between a NAD27->NAD83 conversion and a
> NAD27->WGS84 conversion ?  Much ?

Willy,

PROJ.4's datum conversion logic considers NAD83 and
WGS84 equivelent since the differences are so minor.

Best regards,
--
---------------------------------------+--------------------------------------
I set the clouds in motion - turn up   | Frank Warmerdam, warmerdam at pobox.com
light and sound - activate the windows | http://pobox.com/~warmerdam
and watch the world go round - Rush    | Geospatial Programmer for Rent