EPSG
New Zealand National Institute for Water and Atmospheric Research
2007-03-22
Topographic mapping (medium and small scale).
Southwestern Pacific Ocean and Southern Ocean areas surrounding New Zealand.
(0,)
Definition: OGC Well Known Text 2 (2019)
CONVERSION["Mercator 41", METHOD["Mercator (variant A)", ID["EPSG",9804]], PARAMETER["Latitude of natural origin",-41, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8801]], PARAMETER["Longitude of natural origin",100, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8802]], PARAMETER["Scale factor at natural origin",1, SCALEUNIT["unity",1], ID["EPSG",8805]], PARAMETER["False easting",0, LENGTHUNIT["metre",1], ID["EPSG",8806]], PARAMETER["False northing",0, LENGTHUNIT["metre",1], ID["EPSG",8807]], ID["EPSG",19855]]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "Conversion", "name": "Mercator 41", "method": { "name": "Mercator (variant A)", "id": { "authority": "EPSG", "code": 9804 } }, "parameters": [ { "name": "Latitude of natural origin", "value": -41, "unit": "degree", "id": { "authority": "EPSG", "code": 8801 } }, { "name": "Longitude of natural origin", "value": 100, "unit": "degree", "id": { "authority": "EPSG", "code": 8802 } }, { "name": "Scale factor at natural origin", "value": 1, "unit": "unity", "id": { "authority": "EPSG", "code": 8805 } }, { "name": "False easting", "value": 0, "unit": "metre", "id": { "authority": "EPSG", "code": 8806 } }, { "name": "False northing", "value": 0, "unit": "metre", "id": { "authority": "EPSG", "code": 8807 } } ], "id": { "authority": "EPSG", "code": 19855 } }
Definition: SQL (PostGIS)
INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 19855, 'EPSG', 19855, 'None', 'PROJECTION["Mercator_1SP"],PARAMETER["central_meridian",100],PARAMETER["scale_factor",1],PARAMETER["false_easting",0],PARAMETER["false_northing",0]');