EPSG:8901

Greenwich

Attributes

Unit: degree

Data source: EPSG

Information source: OGP

Revision date: 2016-12-15

Remarks: The international reference meridian as defined first by the 1884 International Meridian Conference and later by the Bureau International de l'Heure (BIH) and then the International Earth Rotation Service (IERS).

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Definition: OGC Well Known Text

PRIMEM["Greenwich",0,
    AUTHORITY["EPSG","8901"]]

Definition: OGC Well Known Text 2 (2019)

PRIMEM["Greenwich",0,
    ANGLEUNIT["degree",0.0174532925199433],
    ID["EPSG",8901]]

Definition: ESRI Well Known Text

PRIMEM["Greenwich",0.0]

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.5/projjson.schema.json",
    "type": "PrimeMeridian",
    "name": "Greenwich",
    "longitude": 0,
    "id": {
        "authority": "EPSG",
        "code": 8901
    }
}

Definition: GeoServer

8901-primem=PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]]