EPSG:1459

Greenland Lowest Astronomical Tide

Attributes

Data source: EPSG

Information source: Agency for Data Supply and Infrastructure; https://www.sdfi.dk

Revision date: 2026-04-21

Scope: Hydrography and nautical charting.

Remarks: LAT as defined through any GLLAT hydroid model without distinction.

Area of use: Greenland - offshore.

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WGS84 bounds:
7.99 56.38
-75.0 87.03

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Definition: OGC Well Known Text

VERT_DATUM["Greenland Lowest Astronomical Tide ",2005,
    AUTHORITY["EPSG","1459"]]

Definition: OGC Well Known Text 2 (2019)

ENSEMBLE["Greenland Lowest Astronomical Tide ",
    MEMBER["Greenland Lowest Astronomic Tide (2023)",
        ID["EPSG",1388]],
    MEMBER["Greenland Lowest Astronomic Tide (2025)",
        ID["EPSG",1457]],
    ENSEMBLEACCURACY[0.5],
    ID["EPSG",1459]]

Definition: ESRI Well Known Text

VDATUM["Greenland_Lowest_Astronomical_Tide"]

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "DatumEnsemble",
    "name": "Greenland Lowest Astronomical Tide ",
    "members": [
        {
            "name": "Greenland Lowest Astronomic Tide (2023)",
            "id": {
                "authority": "EPSG",
                "code": 1388
            }
        },
        {
            "name": "Greenland Lowest Astronomic Tide (2025)",
            "id": {
                "authority": "EPSG",
                "code": 1457
            }
        }
    ],
    "accuracy": "0.5",
    "id": {
        "authority": "EPSG",
        "code": 1459
    }
}

Definition: GeoServer

1459-datum=VERT_DATUM["Greenland Lowest Astronomical Tide ",2005,AUTHORITY["EPSG","1459"]]