EPSG:1221

North American Datum of 1983 (MARP00)

Attributes

Ellipsoid: GRS 1980

Prime meridian: Greenwich

Data source: EPSG

Information source: "Introducing Two Spatial Reference Frames for Regions of the Pacific Ocean", R. Snay, U.S. National Geodetic Survey, http://www.ngs.noaa.gov/. Surveying and Land Information Science Volume 63, No. 1.

Revision date: 2019-05-24

Scope: Geodesy.

Remarks: Replaces NAD83(HARN) (GGN93) and NAD83(FBN) in Guam. Replaced by NAD83(MA11).

Area of use: Guam, Northern Mariana Islands and Palau; onshore and offshore.

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WGS84 bounds:
149.55 1.64
129.48 23.9

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Definition: OGC Well Known Text

DATUM["North_American_Datum_of_1983_MARP00",
    SPHEROID["GRS 1980",6378137,298.257222101,
        AUTHORITY["EPSG","7019"]],
    AUTHORITY["EPSG","1221"]]

Definition: OGC Well Known Text 2 (2019)

DATUM["North American Datum of 1983 (MARP00)",
    ELLIPSOID["GRS 1980",6378137,298.257222101,
        LENGTHUNIT["metre",1]],
    ID["EPSG",1221]]

Definition: ESRI Well Known Text

DATUM["D_NAD_1983_MARP00",
    SPHEROID["GRS_1980",6378137.0,298.257222101]]

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "GeodeticReferenceFrame",
    "name": "North American Datum of 1983 (MARP00)",
    "ellipsoid": {
        "name": "GRS 1980",
        "semi_major_axis": 6378137,
        "inverse_flattening": 298.257222101
    },
    "scope": "Geodesy.",
    "area": "Guam, Northern Mariana Islands and Palau; onshore and offshore.",
    "bbox": {
        "south_latitude": 1.64,
        "west_longitude": 129.48,
        "north_latitude": 23.9,
        "east_longitude": 149.55
    },
    "id": {
        "authority": "EPSG",
        "code": 1221
    }
}

Definition: GeoServer

1221-datum=DATUM["North_American_Datum_of_1983_MARP00",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],AUTHORITY["EPSG","1221"]]