EPSG:6815

Greek (Athens)

Attributes

Ellipsoid: Bessel 1841

Prime meridian: Athens

Data source: EPSG

Information source: Topography Department; National Technical University of Athens

Revision date: 2022-12-12

Scope: Topographic mapping.

Remarks: See geodetic datum alias 6404. Used as basis of topographic mapping based on Hatt projection.

Area of use: Greece - onshore.

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WGS84 bounds:
28.3 34.88
19.57 41.75

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Definition: OGC Well Known Text

DATUM["Greek_Athens",
    SPHEROID["Bessel 1841",6377397.155,299.1528128,
        AUTHORITY["EPSG","7004"]],
    AUTHORITY["EPSG","6815"]],
PRIMEM["Athens",23.7163375,
    AUTHORITY["EPSG","8912"]]

Definition: OGC Well Known Text 2 (2019)

DATUM["Greek (Athens)",
    ELLIPSOID["Bessel 1841",6377397.155,299.1528128,
        LENGTHUNIT["metre",1]],
    ID["EPSG",6815]],
PRIMEM["Athens",23.7163375,
    ANGLEUNIT["degree",0.0174532925199433],
    ID["EPSG",8912]]

Definition: ESRI Well Known Text

DATUM["Greek_(Athens)",
    SPHEROID["Bessel_1841",6377397.155,299.1528128]],
PRIMEM["Athens",23.7163375]

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "GeodeticReferenceFrame",
    "name": "Greek (Athens)",
    "ellipsoid": {
        "name": "Bessel 1841",
        "semi_major_axis": 6377397.155,
        "inverse_flattening": 299.1528128
    },
    "prime_meridian": {
        "name": "Athens",
        "longitude": 23.7163375
    },
    "scope": "Topographic mapping.",
    "area": "Greece - onshore.",
    "bbox": {
        "south_latitude": 34.88,
        "west_longitude": 19.57,
        "north_latitude": 41.75,
        "east_longitude": 28.3
    },
    "id": {
        "authority": "EPSG",
        "code": 6815
    }
}

Definition: GeoServer

6815-datum=DATUM["Greek_Athens",SPHEROID["Bessel 1841",6377397.155,299.1528128,AUTHORITY["EPSG","7004"]],AUTHORITY["EPSG","6815"]],PRIMEM["Athens",23.7163375,AUTHORITY["EPSG","8912"]]