Guam 1963 / Yap Islands

Guam - onshore. , accuracy 5.0 m, code 1068 (default) [grid]
Guam , accuracy 5.0 m, code 8665 [grid]

Selected transformation

Name: Guam 1963 to NAD83(HARN) (2)

Grid Files: nadcon5.gu63.nad83_1993.guamcnmi.lat.trn.20160901.b nadcon5.gu63.nad83_1993.guamcnmi.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: 2018-08-10

Attributes

Unit: metre

Geodetic CRS: Guam 1963

Datum: Guam 1963

Ellipsoid: Clarke 1866

Prime meridian: Greenwich

Data source: EPSG

Information source: Yap State Code, Title 20, Chapter 5. http://www.fsmlaw.org/yap/code/title20/T20_Ch05.htm

Revision date: 2005-05-21

Scope: Topographic mapping.

Area of use: Federated States of Micronesia - Yap Islands.

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

Covered area powered by MapTiler

Center coordinates
807119.09 882938.44

Projected bounds:
712355.14 469154.91
902441.32 1297412.64

WGS84 bounds:
144.58 13.18
146.12 20.61

Guam - onshore. Northern Mariana Islands - onshore.

Definition: OGC Well Known Text 2 (2019)

Open
Copy URL
Copy Text
Copy Formatted
Docs
Download

BOUNDCRS[
    SOURCECRS[
        PROJCRS["Guam 1963 / Yap Islands",
            BASEGEOGCRS["Guam 1963",
                DATUM["Guam 1963",
                    ELLIPSOID["Clarke 1866",6378206.4,294.978698213898,
                        LENGTHUNIT["metre",1]]],
                PRIMEM["Greenwich",0,
                    ANGLEUNIT["degree",0.0174532925199433]],
                ID["EPSG",4675]],
            CONVERSION["Yap Islands",
                METHOD["Modified Azimuthal Equidistant",
                    ID["EPSG",9832]],
                PARAMETER["Latitude of natural origin",9.54670833333333,
                    ANGLEUNIT["degree",0.0174532925199433],
                    ID["EPSG",8801]],
                PARAMETER["Longitude of natural origin",138.168744444444,
                    ANGLEUNIT["degree",0.0174532925199433],
                    ID["EPSG",8802]],
                PARAMETER["False easting",40000,
                    LENGTHUNIT["metre",1],
                    ID["EPSG",8806]],
                PARAMETER["False northing",60000,
                    LENGTHUNIT["metre",1],
                    ID["EPSG",8807]]],
            CS[Cartesian,2],
                AXIS["easting (X)",east,
                    ORDER[1],
                    LENGTHUNIT["metre",1]],
                AXIS["northing (Y)",north,
                    ORDER[2],
                    LENGTHUNIT["metre",1]],
            USAGE[
                SCOPE["Topographic mapping."],
                AREA["Federated States of Micronesia - Yap Islands."],
                BBOX[9.39,137.99,9.69,138.27]],
            ID["EPSG",3295]]],
    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["Guam 1963 to NAD83(HARN) (2)",
        METHOD["NADCON5 (2D)",
            ID["EPSG",1074]],
        PARAMETERFILE["Latitude difference file","nadcon5.gu63.nad83_1993.guamcnmi.lat.trn.20160901.b"],
        PARAMETERFILE["Longitude difference file","nadcon5.gu63.nad83_1993.guamcnmi.lon.trn.20160901.b"],
        USAGE[
            SCOPE["Geodesy."],
            AREA["Guam - onshore. Northern Mariana Islands - onshore."],
            BBOX[13.18,144.58,20.61,146.12]],
        ID["EPSG",8665],
        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=aeqd +lat_0=9.54670833333333 +lon_0=138.168744444444 +x_0=40000 +y_0=60000 +ellps=clrk66 +units=m +no_defs +type=crs

Definition: JavaScript (Proj4js)

proj4.defs("EPSG:3295","+proj=aeqd +lat_0=9.54670833333333 +lon_0=138.168744444444 +x_0=40000 +y_0=60000 +ellps=clrk66 +units=m +no_defs +type=crs");

Definition: JSON

Open
Copy URL
Copy Text
Copy Formatted
Docs
Download

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "BoundCRS",
    "source_crs": {
        "type": "ProjectedCRS",
        "name": "Guam 1963 / Yap Islands",
        "base_crs": {
            "name": "Guam 1963",
            "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "Guam 1963",
                "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": 4675
            }
        },
        "conversion": {
            "name": "Yap Islands",
            "method": {
                "name": "Modified Azimuthal Equidistant",
                "id": {
                    "authority": "EPSG",
                    "code": 9832
                }
            },
            "parameters": [
                {
                    "name": "Latitude of natural origin",
                    "value": 9.54670833333333,
                    "unit": "degree",
                    "id": {
                        "authority": "EPSG",
                        "code": 8801
                    }
                },
                {
                    "name": "Longitude of natural origin",
                    "value": 138.168744444444,
                    "unit": "degree",
                    "id": {
                        "authority": "EPSG",
                        "code": 8802
                    }
                },
                {
                    "name": "False easting",
                    "value": 40000,
                    "unit": "metre",
                    "id": {
                        "authority": "EPSG",
                        "code": 8806
                    }
                },
                {
                    "name": "False northing",
                    "value": 60000,
                    "unit": "metre",
                    "id": {
                        "authority": "EPSG",
                        "code": 8807
                    }
                }
            ]
        },
        "coordinate_system": {
            "subtype": "Cartesian",
            "axis": [
                {
                    "name": "Easting",
                    "abbreviation": "X",
                    "direction": "east",
                    "unit": "metre"
                },
                {
                    "name": "Northing",
                    "abbreviation": "Y",
                    "direction": "north",
                    "unit": "metre"
                }
            ]
        },
        "id": {
            "authority": "EPSG",
            "code": 3295
        }
    },
    "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": "Guam 1963 to NAD83(HARN) (2)",
        "method": {
            "name": "NADCON5 (2D)",
            "id": {
                "authority": "EPSG",
                "code": 1074
            }
        },
        "parameters": [
            {
                "name": "Latitude difference file",
                "value": "nadcon5.gu63.nad83_1993.guamcnmi.lat.trn.20160901.b",
                "id": {
                    "authority": "EPSG",
                    "code": 8657
                }
            },
            {
                "name": "Longitude difference file",
                "value": "nadcon5.gu63.nad83_1993.guamcnmi.lon.trn.20160901.b",
                "id": {
                    "authority": "EPSG",
                    "code": 8658
                }
            }
        ],
        "id": {
            "authority": "EPSG",
            "code": 8665
        }
    }
}

Definition: MapServer - MAPfile

PROJECTION
	"proj=aeqd"
	"lat_0=9.54670833333333"
	"lon_0=138.168744444444"
	"x_0=40000"
	"y_0=60000"
	"ellps=clrk66"
	"units=m"
	"no_defs"
	"type=crs"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=aeqd +lat_0=9.54670833333333 +lon_0=138.168744444444 +x_0=40000 +y_0=60000 +ellps=clrk66 +units=m +no_defs +type=crs">
	<Layer srs="+proj=aeqd +lat_0=9.54670833333333 +lon_0=138.168744444444 +x_0=40000 +y_0=60000 +ellps=clrk66 +units=m +no_defs +type=crs">
	</Layer>
</Map>

EPSG:3295