EPSG:7979

KOC WD height

Attributes

Unit: metre

Geodetic CRS: KOC WD height

Datum: KOC Well Datum

Data source: EPSG

Information source: IOGP

Revision date: 2017-02-17

Scope: KOC exploration and field development subsurface work.

Remarks: See CRS code 5789 for equivalent depth system.

Area of use: Kuwait - onshore.

Coordinate system: Vertical CS. Axis: height (H). Orientation: up. UoM: m.

Center coordinates
29.31 47.51

Projected bounds:
28.53 46.54
30.09 48.48

WGS84 bounds:
46.54 28.53
48.48 30.09

Kuwait - onshore.
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Definition: OGC Well Known Text

VERT_CS["KOC WD height",
    VERT_DATUM["KOC Well Datum",2005,
        AUTHORITY["EPSG","5187"]],
    UNIT["metre",1,
        AUTHORITY["EPSG","9001"]],
    AXIS["Gravity-related height",UP],
    AUTHORITY["EPSG","7979"]]

Definition: OGC Well Known Text 2 (2019)

VERTCRS["KOC WD height",
    VDATUM["KOC Well Datum"],
    CS[vertical,1],
        AXIS["gravity-related height (H)",up,
            LENGTHUNIT["metre",1]],
    USAGE[
        SCOPE["KOC exploration and field development subsurface work."],
        AREA["Kuwait - onshore."],
        BBOX[28.53,46.54,30.09,48.48]],
    ID["EPSG",7979]]

Definition: ESRI Well Known Text

VERTCS["KOC_WD_height",
    VDATUM["KOC_Well_Datum"],
    PARAMETER["Vertical_Shift",0.0],
    PARAMETER["Direction",1.0],
    UNIT["Meter",1.0]]

Definition: PROJ.4

+vunits=m +no_defs +type=crs

Definition: JavaScript (Proj4js)

proj4.defs("EPSG:7979","+vunits=m +no_defs +type=crs");

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.5/projjson.schema.json",
    "type": "VerticalCRS",
    "name": "KOC WD height",
    "datum": {
        "type": "VerticalReferenceFrame",
        "name": "KOC Well Datum"
    },
    "coordinate_system": {
        "subtype": "vertical",
        "axis": [
            {
                "name": "Gravity-related height",
                "abbreviation": "H",
                "direction": "up",
                "unit": "metre"
            }
        ]
    },
    "scope": "KOC exploration and field development subsurface work.",
    "area": "Kuwait - onshore.",
    "bbox": {
        "south_latitude": 28.53,
        "west_longitude": 46.54,
        "north_latitude": 30.09,
        "east_longitude": 48.48
    },
    "id": {
        "authority": "EPSG",
        "code": 7979
    }
}

Definition: GeoServer

7979=VERT_CS["KOC WD height",VERT_DATUM["KOC Well Datum",2005,AUTHORITY["EPSG","5187"]],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Gravity-related height",UP],AUTHORITY["EPSG","7979"]]

Definition: MapServer - MAPfile

PROJECTION
	"vunits=m"
	"no_defs"
	"type=crs"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+vunits=m +no_defs +type=crs">
	<Layer srs="+vunits=m +no_defs +type=crs">
	</Layer>
</Map>

Definition: SQL (PostGIS)

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 7979, 'EPSG', 7979, '+vunits=m +no_defs +type=crs', 'VERT_CS["KOC WD height",VERT_DATUM["KOC Well Datum",2005,AUTHORITY["EPSG","5187"]],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Gravity-related height",UP],AUTHORITY["EPSG","7979"]]');