[Proj] New Zealand Map grid projection

Hamish hamish_b at yahoo.com
Sun Mar 27 20:39:09 EST 2011

> I don't know what definition LINZ uses for NZGD49 - perhaps
> something more accurate or even a grid shift based file?

there is a single 3 term and a single 7 term covering the entire country,
but a copy of LINZ's grid file can be found here:

(technically that's for NZGD49 -> NZGK2k IIRC, but that's just GRS80 vs WGS84
so beyond what is meaningful for NZMG (sub-meter) & near enough)



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