EPSG:18261

Maracaibo Grid

Attributes

Data source: EPSG

Information source: Various oil company sources.

Revision date: 2000-03-07

Scope: Oil and gas exploration and production.

Remarks: Grid coordinates are (200000 200000) at Maracaibo Cathedral.

Method: Lambert Conic Conformal (1SP)

Area of use: Venezuela - Maracaibo area, onshore and offshore in lake.

Description: (0,)

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Venezuela - Maracaibo area, onshore and offshore in lake.

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Definition: OGC Well Known Text

PROJECTION["Lambert_Conformal_Conic_1SP"],
PARAMETER["latitude_of_origin",10.1666666666667],
PARAMETER["central_meridian",-71.6056177777778],
PARAMETER["scale_factor",1],
PARAMETER["false_easting",200000],
PARAMETER["false_northing",147315.028]

Definition: OGC Well Known Text 2 (2019)

CONVERSION["Maracaibo Grid",
    METHOD["Lambert Conic Conformal (1SP)",
        ID["EPSG",9801]],
    PARAMETER["Latitude of natural origin",10.1666666666667,
        ANGLEUNIT["degree",0.0174532925199433],
        ID["EPSG",8801]],
    PARAMETER["Longitude of natural origin",-71.6056177777778,
        ANGLEUNIT["degree",0.0174532925199433],
        ID["EPSG",8802]],
    PARAMETER["Scale factor at natural origin",1,
        SCALEUNIT["unity",1],
        ID["EPSG",8805]],
    PARAMETER["False easting",200000,
        LENGTHUNIT["metre",1],
        ID["EPSG",8806]],
    PARAMETER["False northing",147315.028,
        LENGTHUNIT["metre",1],
        ID["EPSG",8807]],
    ID["EPSG",18261]]

Definition: ESRI Well Known Text

PROJECTION["Lambert_Conformal_Conic"],
PARAMETER["False_Easting",200000.0],
PARAMETER["False_Northing",147315.028],
PARAMETER["Central_Meridian",-71.6056177777778],
PARAMETER["Standard_Parallel_1",10.1666666666667],
PARAMETER["Scale_Factor",1.0],
PARAMETER["Latitude_Of_Origin",10.1666666666667]

Definition: PROJ.4

+proj=lcc +lat_1=10.1666666666667 +lat_0=10.1666666666667 +lon_0=-71.6056177777778 +k_0=1 +x_0=200000 +y_0=147315.028

Definition: JavaScript (Proj4js) 

proj4.defs("EPSG:18261","+proj=lcc +lat_1=10.1666666666667 +lat_0=10.1666666666667 +lon_0=-71.6056177777778 +k_0=1 +x_0=200000 +y_0=147315.028");

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "Conversion",
    "name": "Maracaibo Grid",
    "method": {
        "name": "Lambert Conic Conformal (1SP)",
        "id": {
            "authority": "EPSG",
            "code": 9801
        }
    },
    "parameters": [
        {
            "name": "Latitude of natural origin",
            "value": 10.1666666666667,
            "unit": "degree",
            "id": {
                "authority": "EPSG",
                "code": 8801
            }
        },
        {
            "name": "Longitude of natural origin",
            "value": -71.6056177777778,
            "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": 200000,
            "unit": "metre",
            "id": {
                "authority": "EPSG",
                "code": 8806
            }
        },
        {
            "name": "False northing",
            "value": 147315.028,
            "unit": "metre",
            "id": {
                "authority": "EPSG",
                "code": 8807
            }
        }
    ],
    "id": {
        "authority": "EPSG",
        "code": 18261
    }
}

Definition: GeoServer

18261=PROJECTION["Lambert_Conformal_Conic_1SP"],PARAMETER["latitude_of_origin",10.1666666666667],PARAMETER["central_meridian",-71.6056177777778],PARAMETER["scale_factor",1],PARAMETER["false_easting",200000],PARAMETER["false_northing",147315.028]

Definition: MapServer - MAPfile

PROJECTION
	"proj=lcc"
	"lat_1=10.1666666666667"
	"lat_0=10.1666666666667"
	"lon_0=-71.6056177777778"
	"k_0=1"
	"x_0=200000"
	"y_0=147315.028"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=lcc +lat_1=10.1666666666667 +lat_0=10.1666666666667 +lon_0=-71.6056177777778 +k_0=1 +x_0=200000 +y_0=147315.028">
	<Layer srs="+proj=lcc +lat_1=10.1666666666667 +lat_0=10.1666666666667 +lon_0=-71.6056177777778 +k_0=1 +x_0=200000 +y_0=147315.028">
	</Layer>
</Map>

Definition: SQL (PostGIS)

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 18261, 'EPSG', 18261, '+proj=lcc +lat_1=10.1666666666667 +lat_0=10.1666666666667 +lon_0=-71.6056177777778 +k_0=1 +x_0=200000 +y_0=147315.028', 'PROJECTION["Lambert_Conformal_Conic_1SP"],PARAMETER["latitude_of_origin",10.1666666666667],PARAMETER["central_meridian",-71.6056177777778],PARAMETER["scale_factor",1],PARAMETER["false_easting",200000],PARAMETER["false_northing",147315.028]');