EPSG:27230Projected
NZGD49 / Observation Point Circuit
Type
Projected
Unit
metre
Accuracy
1 m
Area of use
New Zealand - South Island - Observation Point meridional circuit area.
proj4 definition
+proj=tmerc +lat_0=-45.8161966111111 +lon_0=170.628595166667 +k=1 +x_0=300000 +y_0=700000 +ellps=intl +nadgrids=nzgd2kgrid0005.gsb +units=m +no_defs +type=crs
Well-Known Text (WKT)
PROJCS["NZGD49 / Observation Point Circuit",GEOGCS["NZGD49",DATUM["New_Zealand_Geodetic_Datum_1949",SPHEROID["International 1924",6378388,297],EXTENSION["PROJ4_GRIDS","nzgd2kgrid0005.gsb"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4272"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",-45.8161966111111],PARAMETER["central_meridian",170.628595166667],PARAMETER["scale_factor",1],PARAMETER["false_easting",300000],PARAMETER["false_northing",700000],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AUTHORITY["EPSG","27230"]]