EPSG:18161

Peru west zone

Attributes

Data source: EPSG

Revision date: 1995-12-02

Scope: Engineering survey, topographic mapping.

Method: Transverse Mercator

Area of use: Peru - west of 79°W.

Description: (0,)

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Peru - west of 79°W.

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Definition: OGC Well Known Text

PROJECTION["Transverse_Mercator"],
PARAMETER["latitude_of_origin",-6],
PARAMETER["central_meridian",-80.5],
PARAMETER["scale_factor",0.99983008],
PARAMETER["false_easting",222000],
PARAMETER["false_northing",1426834.743]

Definition: OGC Well Known Text 2 (2019)

CONVERSION["Peru west zone",
    METHOD["Transverse Mercator",
        ID["EPSG",9807]],
    PARAMETER["Latitude of natural origin",-6,
        ANGLEUNIT["degree",0.0174532925199433],
        ID["EPSG",8801]],
    PARAMETER["Longitude of natural origin",-80.5,
        ANGLEUNIT["degree",0.0174532925199433],
        ID["EPSG",8802]],
    PARAMETER["Scale factor at natural origin",0.99983008,
        SCALEUNIT["unity",1],
        ID["EPSG",8805]],
    PARAMETER["False easting",222000,
        LENGTHUNIT["metre",1],
        ID["EPSG",8806]],
    PARAMETER["False northing",1426834.743,
        LENGTHUNIT["metre",1],
        ID["EPSG",8807]],
    ID["EPSG",18161]]

Definition: ESRI Well Known Text

PROJECTION["Transverse_Mercator"],
PARAMETER["False_Easting",222000.0],
PARAMETER["False_Northing",1426834.743],
PARAMETER["Central_Meridian",-80.5],
PARAMETER["Scale_Factor",0.99983008],
PARAMETER["Latitude_Of_Origin",-6.0]

Definition: PROJ.4

+proj=tmerc +lat_0=-6 +lon_0=-80.5 +k=0.99983008 +x_0=222000 +y_0=1426834.743

Definition: JavaScript (Proj4js) 

proj4.defs("EPSG:18161","+proj=tmerc +lat_0=-6 +lon_0=-80.5 +k=0.99983008 +x_0=222000 +y_0=1426834.743");

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "Conversion",
    "name": "Peru west zone",
    "method": {
        "name": "Transverse Mercator",
        "id": {
            "authority": "EPSG",
            "code": 9807
        }
    },
    "parameters": [
        {
            "name": "Latitude of natural origin",
            "value": -6,
            "unit": "degree",
            "id": {
                "authority": "EPSG",
                "code": 8801
            }
        },
        {
            "name": "Longitude of natural origin",
            "value": -80.5,
            "unit": "degree",
            "id": {
                "authority": "EPSG",
                "code": 8802
            }
        },
        {
            "name": "Scale factor at natural origin",
            "value": 0.99983008,
            "unit": "unity",
            "id": {
                "authority": "EPSG",
                "code": 8805
            }
        },
        {
            "name": "False easting",
            "value": 222000,
            "unit": "metre",
            "id": {
                "authority": "EPSG",
                "code": 8806
            }
        },
        {
            "name": "False northing",
            "value": 1426834.743,
            "unit": "metre",
            "id": {
                "authority": "EPSG",
                "code": 8807
            }
        }
    ],
    "id": {
        "authority": "EPSG",
        "code": 18161
    }
}

Definition: GeoServer

18161=PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",-6],PARAMETER["central_meridian",-80.5],PARAMETER["scale_factor",0.99983008],PARAMETER["false_easting",222000],PARAMETER["false_northing",1426834.743]

Definition: MapServer - MAPfile

PROJECTION
	"proj=tmerc"
	"lat_0=-6"
	"lon_0=-80.5"
	"k=0.99983008"
	"x_0=222000"
	"y_0=1426834.743"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=tmerc +lat_0=-6 +lon_0=-80.5 +k=0.99983008 +x_0=222000 +y_0=1426834.743">
	<Layer srs="+proj=tmerc +lat_0=-6 +lon_0=-80.5 +k=0.99983008 +x_0=222000 +y_0=1426834.743">
	</Layer>
</Map>

Definition: SQL (PostGIS)

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 18161, 'EPSG', 18161, '+proj=tmerc +lat_0=-6 +lon_0=-80.5 +k=0.99983008 +x_0=222000 +y_0=1426834.743', 'PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",-6],PARAMETER["central_meridian",-80.5],PARAMETER["scale_factor",0.99983008],PARAMETER["false_easting",222000],PARAMETER["false_northing",1426834.743]');