About The NZTM Projection
NZTM Grid
NewTopo maps utilise the New Zealand Transverse Mercator Projection, are GPS compatible, and most show a one-kilometre grid and a ten or fifteen-minute geographic graticule.
NZTM "user-defined projection" details for GPS users
Origin
173º East. 0º South.
Central scale factor 0.9996
Datum
NZ Geodetic Datum 2000.
GPS users should use WGS84.
Grid
False Northing 10 000 000mN.
False Easting 1 600 000mE.
Note: Some hand GPS units do not have enough digits to enter the full Northing value. Enter 9 999 999.9mN
North
Magnetic North is slightly different on each map, varying between 18º East and 25º East of True North.
The magnetic variation one year after map publication is shown on each map.
Further information on the datum and projection is available on the Land Information New Zealand website: www.linz.govt.nz
173º East. 0º South.
Central scale factor 0.9996
Datum
NZ Geodetic Datum 2000.
GPS users should use WGS84.
Grid
False Northing 10 000 000mN.
False Easting 1 600 000mE.
Note: Some hand GPS units do not have enough digits to enter the full Northing value. Enter 9 999 999.9mN
North
Magnetic North is slightly different on each map, varying between 18º East and 25º East of True North.
The magnetic variation one year after map publication is shown on each map.
Further information on the datum and projection is available on the Land Information New Zealand website: www.linz.govt.nz