EPSG:3080

NAD27 / Shackleford

Transform Get position on a map

Available transformations
to EPSG:4326
EPSG:4326 - WGS 84

Selected transformation

Name: NAD27 to WGS 84 (83)

Method: Geocentric translations (geog2D domain)

Remarks: Developed by John E Chance and Associates at 21°55'N, 97°20'W. Geoid height used =-17m.

Information source: Fugro Chance

Revision date: 2020-03-14

Attributes

Unit: foot

Geodetic CRS: NAD27

Datum: North American Datum 1927

Ellipsoid: Clarke 1866

Prime meridian: Greenwich

Data source: EPSG

Information source: Texas Natural Resources Information System, http://www.tnris.state.tx.us/DigitalData/projections.htm

Revision date: 2023-11-19

Scope: State-wide spatial data management.

Remarks: Replaced by NAD83 / TSMS. Care: survey data in Texas uses the US survey foot, not the International foot used by this system.

Area of use: United States (USA) - Texas.

Coordinate system: Cartesian 2D CS. Axes: easting, northing (X,Y). Orientations: east, north. UoM: ft.

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Center coordinates
3856415.6 -281717.36

Projected bounds:
3645719.79 -513485.57
4069581.53 -49230.4

WGS84 bounds:
-98.1 21.51
-96.89 22.75

Mexico - offshore Gulf of Mexico (GoM) - Tampico area.
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Definition: OGC Well Known Text

PROJCS["NAD27 / Shackleford",
    GEOGCS["NAD27",
        DATUM["North_American_Datum_1927",
            SPHEROID["Clarke 1866",6378206.4,294.978698213898],
            TOWGS84[-8,125,190,0,0,0,0]],
        PRIMEM["Greenwich",0,
            AUTHORITY["EPSG","8901"]],
        UNIT["degree",0.0174532925199433,
            AUTHORITY["EPSG","9122"]],
        AUTHORITY["EPSG","4267"]],
    PROJECTION["Lambert_Conformal_Conic_2SP"],
    PARAMETER["latitude_of_origin",31.1666666666667],
    PARAMETER["central_meridian",-100],
    PARAMETER["standard_parallel_1",27.4166666666667],
    PARAMETER["standard_parallel_2",34.9166666666667],
    PARAMETER["false_easting",3000000],
    PARAMETER["false_northing",3000000],
    UNIT["foot",0.3048],
    AXIS["Easting",EAST],
    AXIS["Northing",NORTH],
    AUTHORITY["EPSG","3080"]]

Definition: OGC Well Known Text 2 (2019)

BOUNDCRS[
    SOURCECRS[
        PROJCRS["NAD27 / Shackleford",
            BASEGEOGCRS["NAD27",
                DATUM["North American Datum 1927",
                    ELLIPSOID["Clarke 1866",6378206.4,294.978698213898,
                        LENGTHUNIT["metre",1]]],
                PRIMEM["Greenwich",0,
                    ANGLEUNIT["degree",0.0174532925199433]],
                ID["EPSG",4267]],
            CONVERSION["Shackleford",
                METHOD["Lambert Conic Conformal (2SP)",
                    ID["EPSG",9802]],
                PARAMETER["Latitude of false origin",31.1666666666667,
                    ANGLEUNIT["degree",0.0174532925199433],
                    ID["EPSG",8821]],
                PARAMETER["Longitude of false origin",-100,
                    ANGLEUNIT["degree",0.0174532925199433],
                    ID["EPSG",8822]],
                PARAMETER["Latitude of 1st standard parallel",27.4166666666667,
                    ANGLEUNIT["degree",0.0174532925199433],
                    ID["EPSG",8823]],
                PARAMETER["Latitude of 2nd standard parallel",34.9166666666667,
                    ANGLEUNIT["degree",0.0174532925199433],
                    ID["EPSG",8824]],
                PARAMETER["Easting at false origin",3000000,
                    LENGTHUNIT["foot",0.3048],
                    ID["EPSG",8826]],
                PARAMETER["Northing at false origin",3000000,
                    LENGTHUNIT["foot",0.3048],
                    ID["EPSG",8827]]],
            CS[Cartesian,2],
                AXIS["easting (X)",east,
                    ORDER[1],
                    LENGTHUNIT["foot",0.3048]],
                AXIS["northing (Y)",north,
                    ORDER[2],
                    LENGTHUNIT["foot",0.3048]],
            USAGE[
                SCOPE["State-wide spatial data management."],
                AREA["United States (USA) - Texas."],
                BBOX[25.83,-106.66,36.5,-93.5]],
            ID["EPSG",3080]]],
    TARGETCRS[
        GEOGCRS["WGS 84",
            ENSEMBLE["World Geodetic System 1984 ensemble",
                MEMBER["World Geodetic System 1984 (Transit)"],
                MEMBER["World Geodetic System 1984 (G730)"],
                MEMBER["World Geodetic System 1984 (G873)"],
                MEMBER["World Geodetic System 1984 (G1150)"],
                MEMBER["World Geodetic System 1984 (G1674)"],
                MEMBER["World Geodetic System 1984 (G1762)"],
                MEMBER["World Geodetic System 1984 (G2139)"],
                MEMBER["World Geodetic System 1984 (G2296)"],
                ELLIPSOID["WGS 84",6378137,298.257223563,
                    LENGTHUNIT["metre",1]],
                ENSEMBLEACCURACY[2.0]],
            PRIMEM["Greenwich",0,
                ANGLEUNIT["degree",0.0174532925199433]],
            CS[ellipsoidal,2],
                AXIS["geodetic latitude (Lat)",north,
                    ORDER[1],
                    ANGLEUNIT["degree",0.0174532925199433]],
                AXIS["geodetic longitude (Lon)",east,
                    ORDER[2],
                    ANGLEUNIT["degree",0.0174532925199433]],
            USAGE[
                SCOPE["Horizontal component of 3D system."],
                AREA["World."],
                BBOX[-90,-180,90,180]],
            ID["EPSG",4326]]],
    ABRIDGEDTRANSFORMATION["Transformation from unknown to WGS84",
        METHOD["Position Vector transformation (geog2D domain)",
            ID["EPSG",9606]],
        PARAMETER["X-axis translation",-8,
            ID["EPSG",8605]],
        PARAMETER["Y-axis translation",125,
            ID["EPSG",8606]],
        PARAMETER["Z-axis translation",190,
            ID["EPSG",8607]],
        PARAMETER["X-axis rotation",0,
            ID["EPSG",8608]],
        PARAMETER["Y-axis rotation",0,
            ID["EPSG",8609]],
        PARAMETER["Z-axis rotation",0,
            ID["EPSG",8610]],
        PARAMETER["Scale difference",1,
            ID["EPSG",8611]]]]

Definition: ESRI Well Known Text

PROJCS["NAD_1927_Texas_Statewide_Mapping_System",
    GEOGCS["GCS_North_American_1927",
        DATUM["D_North_American_1927",
            SPHEROID["Clarke_1866",6378206.4,294.978698213898]],
        PRIMEM["Greenwich",0.0],
        UNIT["Degree",0.0174532925199433]],
    PROJECTION["Lambert_Conformal_Conic"],
    PARAMETER["False_Easting",3000000.0],
    PARAMETER["False_Northing",3000000.0],
    PARAMETER["Central_Meridian",-100.0],
    PARAMETER["Standard_Parallel_1",27.4166666666667],
    PARAMETER["Standard_Parallel_2",34.9166666666667],
    PARAMETER["Latitude_Of_Origin",31.1666666666667],
    UNIT["foot",0.3048]]

Definition: PROJ.4

+proj=lcc +lat_0=31.1666666666667 +lon_0=-100 +lat_1=27.4166666666667 +lat_2=34.9166666666667 +x_0=914400 +y_0=914400 +ellps=clrk66 +towgs84=-8,125,190,0,0,0,0 +units=ft +no_defs +type=crs

Definition: JavaScript (Proj4js) 

proj4.defs("EPSG:3080","+proj=lcc +lat_0=31.1666666666667 +lon_0=-100 +lat_1=27.4166666666667 +lat_2=34.9166666666667 +x_0=914400 +y_0=914400 +ellps=clrk66 +towgs84=-8,125,190,0,0,0,0 +units=ft +no_defs +type=crs");

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "BoundCRS",
    "source_crs": {
        "type": "ProjectedCRS",
        "name": "NAD27 / Shackleford",
        "base_crs": {
            "type": "GeographicCRS",
            "name": "NAD27",
            "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "North American Datum 1927",
                "ellipsoid": {
                    "name": "Clarke 1866",
                    "semi_major_axis": 6378206.4,
                    "semi_minor_axis": 6356583.8
                }
            },
            "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                    {
                        "name": "Geodetic latitude",
                        "abbreviation": "Lat",
                        "direction": "north",
                        "unit": "degree"
                    },
                    {
                        "name": "Geodetic longitude",
                        "abbreviation": "Lon",
                        "direction": "east",
                        "unit": "degree"
                    }
                ]
            },
            "id": {
                "authority": "EPSG",
                "code": 4267
            },
            "remarks": "Note: this CRS includes longitudes which are POSITIVE EAST. Replaced by NAD27(76) (code 4608) in Ontario, CGQ77 (code 4609) in Quebec, Mexican Datum of 1993 (code 4483) in Mexico, NAD83 (code 4269) in Canada (excl. Ontario & Quebec) & USA."
        },
        "conversion": {
            "name": "Shackleford",
            "method": {
                "name": "Lambert Conic Conformal (2SP)",
                "id": {
                    "authority": "EPSG",
                    "code": 9802
                }
            },
            "parameters": [
                {
                    "name": "Latitude of false origin",
                    "value": 31.1666666666667,
                    "unit": "degree",
                    "id": {
                        "authority": "EPSG",
                        "code": 8821
                    }
                },
                {
                    "name": "Longitude of false origin",
                    "value": -100,
                    "unit": "degree",
                    "id": {
                        "authority": "EPSG",
                        "code": 8822
                    }
                },
                {
                    "name": "Latitude of 1st standard parallel",
                    "value": 27.4166666666667,
                    "unit": "degree",
                    "id": {
                        "authority": "EPSG",
                        "code": 8823
                    }
                },
                {
                    "name": "Latitude of 2nd standard parallel",
                    "value": 34.9166666666667,
                    "unit": "degree",
                    "id": {
                        "authority": "EPSG",
                        "code": 8824
                    }
                },
                {
                    "name": "Easting at false origin",
                    "value": 3000000,
                    "unit": {
                        "type": "LinearUnit",
                        "name": "foot",
                        "conversion_factor": 0.3048
                    },
                    "id": {
                        "authority": "EPSG",
                        "code": 8826
                    }
                },
                {
                    "name": "Northing at false origin",
                    "value": 3000000,
                    "unit": {
                        "type": "LinearUnit",
                        "name": "foot",
                        "conversion_factor": 0.3048
                    },
                    "id": {
                        "authority": "EPSG",
                        "code": 8827
                    }
                }
            ]
        },
        "coordinate_system": {
            "subtype": "Cartesian",
            "axis": [
                {
                    "name": "Easting",
                    "abbreviation": "X",
                    "direction": "east",
                    "unit": {
                        "type": "LinearUnit",
                        "name": "foot",
                        "conversion_factor": 0.3048
                    }
                },
                {
                    "name": "Northing",
                    "abbreviation": "Y",
                    "direction": "north",
                    "unit": {
                        "type": "LinearUnit",
                        "name": "foot",
                        "conversion_factor": 0.3048
                    }
                }
            ]
        },
        "id": {
            "authority": "EPSG",
            "code": 3080
        }
    },
    "target_crs": {
        "type": "GeographicCRS",
        "name": "WGS 84",
        "datum_ensemble": {
            "name": "World Geodetic System 1984 ensemble",
            "members": [
                {
                    "name": "World Geodetic System 1984 (Transit)",
                    "id": {
                        "authority": "EPSG",
                        "code": 1166
                    }
                },
                {
                    "name": "World Geodetic System 1984 (G730)",
                    "id": {
                        "authority": "EPSG",
                        "code": 1152
                    }
                },
                {
                    "name": "World Geodetic System 1984 (G873)",
                    "id": {
                        "authority": "EPSG",
                        "code": 1153
                    }
                },
                {
                    "name": "World Geodetic System 1984 (G1150)",
                    "id": {
                        "authority": "EPSG",
                        "code": 1154
                    }
                },
                {
                    "name": "World Geodetic System 1984 (G1674)",
                    "id": {
                        "authority": "EPSG",
                        "code": 1155
                    }
                },
                {
                    "name": "World Geodetic System 1984 (G1762)",
                    "id": {
                        "authority": "EPSG",
                        "code": 1156
                    }
                },
                {
                    "name": "World Geodetic System 1984 (G2139)",
                    "id": {
                        "authority": "EPSG",
                        "code": 1309
                    }
                },
                {
                    "name": "World Geodetic System 1984 (G2296)",
                    "id": {
                        "authority": "EPSG",
                        "code": 1383
                    }
                }
            ],
            "ellipsoid": {
                "name": "WGS 84",
                "semi_major_axis": 6378137,
                "inverse_flattening": 298.257223563
            },
            "accuracy": "2.0",
            "id": {
                "authority": "EPSG",
                "code": 6326
            }
        },
        "coordinate_system": {
            "subtype": "ellipsoidal",
            "axis": [
                {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                },
                {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                }
            ]
        },
        "id": {
            "authority": "EPSG",
            "code": 4326
        }
    },
    "transformation": {
        "name": "Transformation from unknown to WGS84",
        "method": {
            "name": "Position Vector transformation (geog2D domain)",
            "id": {
                "authority": "EPSG",
                "code": 9606
            }
        },
        "parameters": [
            {
                "name": "X-axis translation",
                "value": -8,
                "unit": "metre",
                "id": {
                    "authority": "EPSG",
                    "code": 8605
                }
            },
            {
                "name": "Y-axis translation",
                "value": 125,
                "unit": "metre",
                "id": {
                    "authority": "EPSG",
                    "code": 8606
                }
            },
            {
                "name": "Z-axis translation",
                "value": 190,
                "unit": "metre",
                "id": {
                    "authority": "EPSG",
                    "code": 8607
                }
            },
            {
                "name": "X-axis rotation",
                "value": 0,
                "unit": {
                    "type": "AngularUnit",
                    "name": "arc-second",
                    "conversion_factor": 4.84813681109536e-06
                },
                "id": {
                    "authority": "EPSG",
                    "code": 8608
                }
            },
            {
                "name": "Y-axis rotation",
                "value": 0,
                "unit": {
                    "type": "AngularUnit",
                    "name": "arc-second",
                    "conversion_factor": 4.84813681109536e-06
                },
                "id": {
                    "authority": "EPSG",
                    "code": 8609
                }
            },
            {
                "name": "Z-axis rotation",
                "value": 0,
                "unit": {
                    "type": "AngularUnit",
                    "name": "arc-second",
                    "conversion_factor": 4.84813681109536e-06
                },
                "id": {
                    "authority": "EPSG",
                    "code": 8610
                }
            },
            {
                "name": "Scale difference",
                "value": 0,
                "unit": {
                    "type": "ScaleUnit",
                    "name": "parts per million",
                    "conversion_factor": 1e-06
                },
                "id": {
                    "authority": "EPSG",
                    "code": 8611
                }
            }
        ]
    }
}

Definition: GeoServer

3080=PROJCS["NAD27 / Shackleford",GEOGCS["NAD27",DATUM["North_American_Datum_1927",SPHEROID["Clarke 1866",6378206.4,294.978698213898],TOWGS84[-8,125,190,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4267"]],PROJECTION["Lambert_Conformal_Conic_2SP"],PARAMETER["latitude_of_origin",31.1666666666667],PARAMETER["central_meridian",-100],PARAMETER["standard_parallel_1",27.4166666666667],PARAMETER["standard_parallel_2",34.9166666666667],PARAMETER["false_easting",3000000],PARAMETER["false_northing",3000000],UNIT["foot",0.3048],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","3080"]]

Definition: MapServer - MAPfile

PROJECTION
	"proj=lcc"
	"lat_0=31.1666666666667"
	"lon_0=-100"
	"lat_1=27.4166666666667"
	"lat_2=34.9166666666667"
	"x_0=914400"
	"y_0=914400"
	"ellps=clrk66"
	"towgs84=-8,125,190,0,0,0,0"
	"units=ft"
	"no_defs"
	"type=crs"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=lcc +lat_0=31.1666666666667 +lon_0=-100 +lat_1=27.4166666666667 +lat_2=34.9166666666667 +x_0=914400 +y_0=914400 +ellps=clrk66 +towgs84=-8,125,190,0,0,0,0 +units=ft +no_defs +type=crs">
	<Layer srs="+proj=lcc +lat_0=31.1666666666667 +lon_0=-100 +lat_1=27.4166666666667 +lat_2=34.9166666666667 +x_0=914400 +y_0=914400 +ellps=clrk66 +towgs84=-8,125,190,0,0,0,0 +units=ft +no_defs +type=crs">
	</Layer>
</Map>

Definition: SQL (PostGIS)

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 3080, 'EPSG', 3080, '+proj=lcc +lat_0=31.1666666666667 +lon_0=-100 +lat_1=27.4166666666667 +lat_2=34.9166666666667 +x_0=914400 +y_0=914400 +ellps=clrk66 +towgs84=-8,125,190,0,0,0,0 +units=ft +no_defs +type=crs', 'PROJCS["NAD27 / Shackleford",GEOGCS["NAD27",DATUM["North_American_Datum_1927",SPHEROID["Clarke 1866",6378206.4,294.978698213898],TOWGS84[-8,125,190,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4267"]],PROJECTION["Lambert_Conformal_Conic_2SP"],PARAMETER["latitude_of_origin",31.1666666666667],PARAMETER["central_meridian",-100],PARAMETER["standard_parallel_1",27.4166666666667],PARAMETER["standard_parallel_2",34.9166666666667],PARAMETER["false_easting",3000000],PARAMETER["false_northing",3000000],UNIT["foot",0.3048],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","3080"]]');