EPSG:3102

American Samoa 1962 / American Samoa Lambert

Available transformations
to EPSG:4152
EPSG:4152 - NAD83(HARN)

Selected transformation

Method: NADCON5 (2D)

Grid Files: nadcon5.as62.nad83_1993.as.lat.trn.20160901.b nadcon5.as62.nad83_1993.as.lon.trn.20160901.b

Remarks: Uses NADCON5 method which expects longitudes positive east in range 0-360°; EPSG source and target CRSs have longitudes positive east in range -180° to +180°.

Information source: National Geodetic Survey, www.ngs.noaa.gov

Revision date: 2018-07-17

Attributes

Unit: US survey foot

Geodetic CRS: American Samoa 1962

Datum: American Samoa 1962

Ellipsoid: Clarke 1866

Prime meridian: Greenwich

Data source: EPSG

Information source: US National Geodetic Survey (NGS) http://www.ngs.noaa.gov/

Revision date: 2022-11-29

Scope: Engineering survey, topographic mapping.

Remarks: Replaced by NAD83(HARN) / UTM zone 2S (projCRS 2195) as of mid-2000.

Area of use: American Samoa - Tutuila, Aunu'u, Ofu, Olesega and Ta'u islands.

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

Center coordinates
454410.27 309188.49

Projected bounds:
188672.1 250561.79
720081.95 367276.15

WGS84 bounds:
-170.88 -14.43
-169.38 -14.11

American Samoa - Tutuila, Aunu'u, Ofu, Olesega and Ta'u islands.
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Definition: OGC Well Known Text 2 (2019)

BOUNDCRS[
    SOURCECRS[
        PROJCRS["American Samoa 1962 / American Samoa Lambert",
            BASEGEOGCRS["American Samoa 1962",
                DATUM["American Samoa 1962",
                    ELLIPSOID["Clarke 1866",6378206.4,294.978698213898,
                        LENGTHUNIT["metre",1]]],
                PRIMEM["Greenwich",0,
                    ANGLEUNIT["degree",0.0174532925199433]],
                ID["EPSG",4169]],
            CONVERSION["American Samoa Lambert",
                METHOD["Lambert Conic Conformal (1SP)",
                    ID["EPSG",9801]],
                PARAMETER["Latitude of natural origin",-14.2666666666667,
                    ANGLEUNIT["degree",0.0174532925199433],
                    ID["EPSG",8801]],
                PARAMETER["Longitude of natural origin",-170,
                    ANGLEUNIT["degree",0.0174532925199433],
                    ID["EPSG",8802]],
                PARAMETER["Scale factor at natural origin",1,
                    SCALEUNIT["unity",1],
                    ID["EPSG",8805]],
                PARAMETER["False easting",500000,
                    LENGTHUNIT["US survey foot",0.304800609601219],
                    ID["EPSG",8806]],
                PARAMETER["False northing",312234.65,
                    LENGTHUNIT["US survey foot",0.304800609601219],
                    ID["EPSG",8807]]],
            CS[Cartesian,2],
                AXIS["easting (X)",east,
                    ORDER[1],
                    LENGTHUNIT["US survey foot",0.304800609601219]],
                AXIS["northing (Y)",north,
                    ORDER[2],
                    LENGTHUNIT["US survey foot",0.304800609601219]],
            USAGE[
                SCOPE["Engineering survey, topographic mapping."],
                AREA["American Samoa - Tutuila, Aunu'u, Ofu, Olesega and Ta'u islands."],
                BBOX[-14.43,-170.88,-14.11,-169.38]],
            ID["EPSG",3102]]],
    TARGETCRS[
        GEOGCRS["NAD83(HARN)",
            DATUM["NAD83 (High Accuracy Reference Network)",
                ELLIPSOID["GRS 1980",6378137,298.257222101,
                    LENGTHUNIT["metre",1]]],
            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["American Samoa - onshore - Tutuila, Aunu'u, Ofu, Olesega, Ta'u and Rose islands. Guam - onshore. Northern Mariana Islands - onshore. Puerto Rico - onshore. United States (USA) - onshore Alabama, Alaska, Arizona, Arkansas, California, Colorado, Connecticut, Delaware, Florida, Georgia, Hawaii, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Montana, Nebraska, Nevada, New Hampshire, New Jersey, New Mexico, New York, North Carolina, North Dakota, Ohio, Oklahoma, Oregon, Pennsylvania, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Utah, Vermont, Virginia, Washington, West Virginia, Wisconsin and Wyoming; offshore Gulf of Mexico continental shelf (GoM OCS). US Virgin Islands - onshore."],
                BBOX[-14.59,144.58,71.4,-64.51]],
            ID["EPSG",4152]]],
    ABRIDGEDTRANSFORMATION["American Samoa 1962 to NAD83(HARN) (3)",
        METHOD["NADCON5 (2D)",
            ID["EPSG",1074]],
        PARAMETERFILE["Latitude difference file","nadcon5.as62.nad83_1993.as.lat.trn.20160901.b"],
        PARAMETERFILE["Longitude difference file","nadcon5.as62.nad83_1993.as.lon.trn.20160901.b"],
        USAGE[
            SCOPE["Geodesy."],
            AREA["American Samoa - Tutuila, Aunu'u, Ofu, Olesega and Ta'u islands."],
            BBOX[-14.43,-170.88,-14.11,-169.38]],
        ID["EPSG",8662],
        REMARK["Uses NADCON5 method which expects longitudes positive east in range 0-360°; EPSG source and target CRSs have longitudes positive east in range -180° to +180°."]]]

Definition: PROJ.4

+proj=lcc +lat_1=-14.2666666666667 +lat_0=-14.2666666666667 +lon_0=-170 +k_0=1 +x_0=152400.30480061 +y_0=95169.3116586233 +ellps=clrk66 +units=us-ft +no_defs +type=crs

Definition: JavaScript (Proj4js)

proj4.defs("EPSG:3102","+proj=lcc +lat_1=-14.2666666666667 +lat_0=-14.2666666666667 +lon_0=-170 +k_0=1 +x_0=152400.30480061 +y_0=95169.3116586233 +ellps=clrk66 +units=us-ft +no_defs +type=crs");

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "BoundCRS",
    "source_crs": {
        "type": "ProjectedCRS",
        "name": "American Samoa 1962 / American Samoa Lambert",
        "base_crs": {
            "name": "American Samoa 1962",
            "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "American Samoa 1962",
                "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": 4169
            }
        },
        "conversion": {
            "name": "American Samoa Lambert",
            "method": {
                "name": "Lambert Conic Conformal (1SP)",
                "id": {
                    "authority": "EPSG",
                    "code": 9801
                }
            },
            "parameters": [
                {
                    "name": "Latitude of natural origin",
                    "value": -14.2666666666667,
                    "unit": "degree",
                    "id": {
                        "authority": "EPSG",
                        "code": 8801
                    }
                },
                {
                    "name": "Longitude of natural origin",
                    "value": -170,
                    "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": 500000,
                    "unit": {
                        "type": "LinearUnit",
                        "name": "US survey foot",
                        "conversion_factor": 0.304800609601219
                    },
                    "id": {
                        "authority": "EPSG",
                        "code": 8806
                    }
                },
                {
                    "name": "False northing",
                    "value": 312234.65,
                    "unit": {
                        "type": "LinearUnit",
                        "name": "US survey foot",
                        "conversion_factor": 0.304800609601219
                    },
                    "id": {
                        "authority": "EPSG",
                        "code": 8807
                    }
                }
            ]
        },
        "coordinate_system": {
            "subtype": "Cartesian",
            "axis": [
                {
                    "name": "Easting",
                    "abbreviation": "X",
                    "direction": "east",
                    "unit": {
                        "type": "LinearUnit",
                        "name": "US survey foot",
                        "conversion_factor": 0.304800609601219
                    }
                },
                {
                    "name": "Northing",
                    "abbreviation": "Y",
                    "direction": "north",
                    "unit": {
                        "type": "LinearUnit",
                        "name": "US survey foot",
                        "conversion_factor": 0.304800609601219
                    }
                }
            ]
        },
        "id": {
            "authority": "EPSG",
            "code": 3102
        }
    },
    "target_crs": {
        "type": "GeographicCRS",
        "name": "NAD83(HARN)",
        "datum": {
            "type": "GeodeticReferenceFrame",
            "name": "NAD83 (High Accuracy Reference Network)",
            "ellipsoid": {
                "name": "GRS 1980",
                "semi_major_axis": 6378137,
                "inverse_flattening": 298.257222101
            }
        },
        "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": 4152
        }
    },
    "transformation": {
        "name": "American Samoa 1962 to NAD83(HARN) (3)",
        "method": {
            "name": "NADCON5 (2D)",
            "id": {
                "authority": "EPSG",
                "code": 1074
            }
        },
        "parameters": [
            {
                "name": "Latitude difference file",
                "value": "nadcon5.as62.nad83_1993.as.lat.trn.20160901.b",
                "id": {
                    "authority": "EPSG",
                    "code": 8657
                }
            },
            {
                "name": "Longitude difference file",
                "value": "nadcon5.as62.nad83_1993.as.lon.trn.20160901.b",
                "id": {
                    "authority": "EPSG",
                    "code": 8658
                }
            }
        ],
        "id": {
            "authority": "EPSG",
            "code": 8662
        }
    }
}

Definition: MapServer - MAPfile

PROJECTION
	"proj=lcc"
	"lat_1=-14.2666666666667"
	"lat_0=-14.2666666666667"
	"lon_0=-170"
	"k_0=1"
	"x_0=152400.30480061"
	"y_0=95169.3116586233"
	"ellps=clrk66"
	"units=us-ft"
	"no_defs"
	"type=crs"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=lcc +lat_1=-14.2666666666667 +lat_0=-14.2666666666667 +lon_0=-170 +k_0=1 +x_0=152400.30480061 +y_0=95169.3116586233 +ellps=clrk66 +units=us-ft +no_defs +type=crs">
	<Layer srs="+proj=lcc +lat_1=-14.2666666666667 +lat_0=-14.2666666666667 +lon_0=-170 +k_0=1 +x_0=152400.30480061 +y_0=95169.3116586233 +ellps=clrk66 +units=us-ft +no_defs +type=crs">
	</Layer>
</Map>