EPSG:4169

American Samoa 1962

Transform Get position on a map

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

Selected transformation

Method: Geocentric translations (geog2D domain)

Remarks: Transformation based on observations at 2 stations in 1993. One sigma uncertainty is 25m in each axis.

Information source: NIMA TR8350.2 revision of January 2000.

Revision date: 2020-03-14

Attributes

Unit: degree (supplier to define representation)

Geodetic CRS: American Samoa 1962

Datum: American Samoa 1962

Ellipsoid: Clarke 1866

Prime meridian: Greenwich

Data source: EPSG

Information source: NIMA TR8350.2 revision of January 2000 and ftp://ftp.ngs.noaa.gov/pub/pcsoft/nadcon/samoa_readme.txt

Revision date: 2005-05-21

Scope: Geodesy.

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

Coordinate system: Ellipsoidal 2D CS. Axes: latitude, longitude. Orientations: north, east. UoM: degree

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Center coordinates
-170.13 -14.27

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

GEOGCS["American Samoa 1962",
    DATUM["American_Samoa_1962",
        SPHEROID["Clarke 1866",6378206.4,294.978698213898],
        TOWGS84[-115,118,426,0,0,0,0]],
    PRIMEM["Greenwich",0,
        AUTHORITY["EPSG","8901"]],
    UNIT["degree",0.0174532925199433,
        AUTHORITY["EPSG","9122"]],
    AUTHORITY["EPSG","4169"]]

Definition: OGC Well Known Text 2 (2019)

GEOGCRS["American Samoa 1962",
    DATUM["American Samoa 1962",
        ELLIPSOID["Clarke 1866",6378206.4,294.978698213898,
            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["Geodesy."],
        AREA["American Samoa - Tutuila, Aunu'u, Ofu, Olesega and Ta'u islands."],
        BBOX[-14.43,-170.88,-14.11,-169.38]],
    ID["EPSG",4169]]

Definition: ESRI Well Known Text

GEOGCS["GCS_American_Samoa_1962",
    DATUM["D_American_Samoa_1962",
        SPHEROID["Clarke_1866",6378206.4,294.978698213898]],
    PRIMEM["Greenwich",0.0],
    UNIT["Degree",0.0174532925199433]]

Definition: PROJ.4

+proj=longlat +ellps=clrk66 +towgs84=-115,118,426,0,0,0,0 +no_defs +type=crs

Definition: JavaScript (Proj4js) 

proj4.defs("EPSG:4169","+proj=longlat +ellps=clrk66 +towgs84=-115,118,426,0,0,0,0 +no_defs +type=crs");

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "GeographicCRS",
    "name": "American Samoa 1962",
    "datum": {
        "type": "GeodeticReferenceFrame",
        "name": "American Samoa 1962",
        "ellipsoid": {
            "name": "Clarke 1866",
            "semi_major_axis": 6378206.4,
            "inverse_flattening": 294.978698213898
        }
    },
    "coordinate_system": {
        "subtype": "ellipsoidal",
        "axis": [
            {
                "name": "Geodetic latitude",
                "abbreviation": "Lat",
                "direction": "north",
                "unit": "degree"
            },
            {
                "name": "Geodetic longitude",
                "abbreviation": "Lon",
                "direction": "east",
                "unit": "degree"
            }
        ]
    },
    "scope": "Geodesy.",
    "area": "American Samoa - Tutuila, Aunu'u, Ofu, Olesega and Ta'u islands.",
    "bbox": {
        "south_latitude": -14.43,
        "west_longitude": -170.88,
        "north_latitude": -14.11,
        "east_longitude": -169.38
    },
    "id": {
        "authority": "EPSG",
        "code": 4169
    }
}

Definition: GeoServer

4169=GEOGCS["American Samoa 1962",DATUM["American_Samoa_1962",SPHEROID["Clarke 1866",6378206.4,294.978698213898],TOWGS84[-115,118,426,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4169"]]

Definition: MapServer - MAPfile

PROJECTION
	"proj=longlat"
	"ellps=clrk66"
	"towgs84=-115,118,426,0,0,0,0"
	"no_defs"
	"type=crs"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=longlat +ellps=clrk66 +towgs84=-115,118,426,0,0,0,0 +no_defs +type=crs">
	<Layer srs="+proj=longlat +ellps=clrk66 +towgs84=-115,118,426,0,0,0,0 +no_defs +type=crs">
	</Layer>
</Map>

Definition: SQL (PostGIS)

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 4169, 'EPSG', 4169, '+proj=longlat +ellps=clrk66 +towgs84=-115,118,426,0,0,0,0 +no_defs +type=crs', 'GEOGCS["American Samoa 1962",DATUM["American_Samoa_1962",SPHEROID["Clarke 1866",6378206.4,294.978698213898],TOWGS84[-115,118,426,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4169"]]');