[Proj] wgs84 northings and eastings

Charles Karney charles.karney at sri.com
Tue May 24 10:29:54 EST 2011

It sounds as though your requester may not be knowledgeable about the
terminology.  I recommend providing both latitude/longitude and

GeographicLib's GeoConvert can do the conversion for you as in

echo 45N 75W | GeoConvert -u
18N 500000 4982950

(GeoConvert is pre-wired for WGS84.)

On 05/24/11 09:24, Roger Oberholtzer wrote:
> I have had a request to provide locations (northings and eastings) in
> wgs84. Up to now, I have always worked with a specific projection
> somewhere in the world. Such a projection seems rather senseless to me.
> But there you have it. My question is, given wgs84 lat/longs, how would
> I request wgs84 northings / eastings from proj. Would this be adequate?
> +proj=merc +lon_0=0 +k=1 +x_0=0 +y_0=0 +a=6378137 +b=6378137 +units=m +no_defs
> Equally worrisome is that I am unsure how to test this as the requester
> has no sample data. Sigh...

More information about the Proj mailing list