EPSG:1177

St. Helena Vertical Datum 2015

Attributes

Data source: EPSG

Information source: St. Helena Government, Environment and Natural Resources Directorate (ENRD).

Revision date: 2016-11-25

Scope: Geodesy, engineering survey, topographic mapping.

Remarks: Defined by SHGEOID15 geoid model (transformation code 7891) applied to SHGD2015 (CRS code 7885).

Area of use: St Helena, Ascension and Tristan da Cunha - St Helena Island - onshore.

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WGS84 bounds:
-5.59 -16.08
-5.85 -15.85

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Definition: OGC Well Known Text

VERT_DATUM["St. Helena Vertical Datum 2015",2005,
    AUTHORITY["EPSG","1177"]]

Definition: OGC Well Known Text 2 (2019)

VDATUM["St. Helena Vertical Datum 2015",
    ID["EPSG",1177]]

Definition: ESRI Well Known Text

VDATUM["St_Helena_Vertical_Datum_2015"]

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "VerticalReferenceFrame",
    "name": "St. Helena Vertical Datum 2015",
    "scope": "Geodesy, engineering survey, topographic mapping.",
    "area": "St Helena, Ascension and Tristan da Cunha - St Helena Island - onshore.",
    "bbox": {
        "south_latitude": -16.08,
        "west_longitude": -5.85,
        "north_latitude": -15.85,
        "east_longitude": -5.59
    },
    "id": {
        "authority": "EPSG",
        "code": 1177
    }
}

Definition: GeoServer

1177-datum=VERT_DATUM["St. Helena Vertical Datum 2015",2005,AUTHORITY["EPSG","1177"]]