EPSG:1054

Sri Lanka Vertical Datum

Attributes

Data source: EPSG

Information source: Abeyratne, Featherstone and Tantrigoda in Survey Review vol. 42 no. 317 (July 2010).

Revision date: 2010-08-07

Scope: Geodesy, engineering survey, topographic mapping.

Remarks: Normal-orthometric heights, but often referred to as "orthometric".

Area of use: Sri Lanka - onshore.

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WGS84 bounds:
81.95 5.86
79.64 9.88

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Definition: OGC Well Known Text

VERT_DATUM["Sri Lanka Vertical Datum",2005,
    AUTHORITY["EPSG","1054"]]

Definition: OGC Well Known Text 2 (2019)

VDATUM["Sri Lanka Vertical Datum",
    ID["EPSG",1054]]

Definition: ESRI Well Known Text

VDATUM["Sri_Lanka_Vertical_Datum"]

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "VerticalReferenceFrame",
    "name": "Sri Lanka Vertical Datum",
    "scope": "Geodesy, engineering survey, topographic mapping.",
    "area": "Sri Lanka - onshore.",
    "bbox": {
        "south_latitude": 5.86,
        "west_longitude": 79.64,
        "north_latitude": 9.88,
        "east_longitude": 81.95
    },
    "id": {
        "authority": "EPSG",
        "code": 1054
    }
}

Definition: GeoServer

1054-datum=VERT_DATUM["Sri Lanka Vertical Datum",2005,AUTHORITY["EPSG","1054"]]