NSIDC International 1924 Authalic Sphere

Attributes

Ellipsoid: International 1924 Authalic Sphere

Prime meridian: Greenwich

Data source: EPSG

Information source: Brodzik, M. J., & Knowles, K. (2002), "EASE-Grid: a versatile set of equal-area projections and grids", US National Snow and Ice Data Center.

Revision date: 2023-06-29

Scope: Environmental science - used as basis for EASE grid.

Remarks: Created to support EASE-Grid v1. Note: for EASE-Grid v2, WGS 84 used.

Area of use: World.

Covered area powered by MapTiler

WGS84 bounds:
179.9 -85.0
-179.9 85.0

Definition: OGC Well Known Text

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DATUM["NSIDC_International_1924_Authalic_Sphere",
    SPHEROID["International 1924 Authalic Sphere",6371228,0,
        AUTHORITY["EPSG","7057"]],
    AUTHORITY["EPSG","1360"]]

Definition: OGC Well Known Text 2 (2019)

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DATUM["NSIDC International 1924 Authalic Sphere",
    ELLIPSOID["International 1924 Authalic Sphere",6371228,0,
        LENGTHUNIT["metre",1]],
    ID["EPSG",1360]]

Definition: ESRI Well Known Text

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DATUM["NSIDC_International_1924_Authalic_Sphere",
    SPHEROID["Sphere_International_1924_Authalic",6371228.0,0.0]]

Definition: JSON

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{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "GeodeticReferenceFrame",
    "name": "NSIDC International 1924 Authalic Sphere",
    "ellipsoid": {
        "name": "International 1924 Authalic Sphere",
        "radius": 6371228
    },
    "scope": "Environmental science - used as basis for EASE grid.",
    "area": "World.",
    "bbox": {
        "south_latitude": -90,
        "west_longitude": -180,
        "north_latitude": 90,
        "east_longitude": 180
    },
    "id": {
        "authority": "EPSG",
        "code": 1360
    }
}

Definition: GeoServer

1360-datum=DATUM["NSIDC_International_1924_Authalic_Sphere",SPHEROID["International 1924 Authalic Sphere",6371228,0,AUTHORITY["EPSG","7057"]],AUTHORITY["EPSG","1360"]]

EPSG:1360