EPSG:7841

POM08 height

Attributes

Unit: metre

Geodetic CRS: POM08 height

Datum: Port Moresby 2008

Data source: EPSG

Information source: Quickclose Geomatics.

Revision date: 2016-10-28

Scope: Engineering survey.

Remarks: POM08 height = WGS 84 ellipsoid height - value of geoid undulation derived by bilinear interpolation of EGM2008 geoid model - 0.93m = EGM2008 height - 0.93m. See CRS code 3855 and transformation codes 3858 and 3859.

Area of use: Papua New Guinea - onshore - Gulf province east of 144°24'E, Central province and National Capital District.

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

Center coordinates
-8.54 147.03

Projected bounds:
-10.42 144.4
-6.67 149.67

WGS84 bounds:
144.4 -10.42
149.67 -6.67

Papua New Guinea - onshore - Gulf province east of 144°24'E, Central province and National Capital District.
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Definition: OGC Well Known Text

VERT_CS["POM08 height",
    VERT_DATUM["Port Moresby 2008",2005,
        AUTHORITY["EPSG","1172"]],
    UNIT["metre",1,
        AUTHORITY["EPSG","9001"]],
    AXIS["Gravity-related height",UP],
    AUTHORITY["EPSG","7841"]]

Definition: OGC Well Known Text 2 (2019)

VERTCRS["POM08 height",
    VDATUM["Port Moresby 2008"],
    CS[vertical,1],
        AXIS["gravity-related height (H)",up,
            LENGTHUNIT["metre",1]],
    USAGE[
        SCOPE["Engineering survey."],
        AREA["Papua New Guinea - onshore - Gulf province east of 144°24'E, Central province and National Capital District."],
        BBOX[-10.42,144.4,-6.67,149.67]],
    ID["EPSG",7841]]

Definition: ESRI Well Known Text

VERTCS["POM08_height",
    VDATUM["Port_Moresby_2008"],
    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:7841","+vunits=m +no_defs +type=crs");

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.5/projjson.schema.json",
    "type": "VerticalCRS",
    "name": "POM08 height",
    "datum": {
        "type": "VerticalReferenceFrame",
        "name": "Port Moresby 2008"
    },
    "coordinate_system": {
        "subtype": "vertical",
        "axis": [
            {
                "name": "Gravity-related height",
                "abbreviation": "H",
                "direction": "up",
                "unit": "metre"
            }
        ]
    },
    "scope": "Engineering survey.",
    "area": "Papua New Guinea - onshore - Gulf province east of 144°24'E, Central province and National Capital District.",
    "bbox": {
        "south_latitude": -10.42,
        "west_longitude": 144.4,
        "north_latitude": -6.67,
        "east_longitude": 149.67
    },
    "id": {
        "authority": "EPSG",
        "code": 7841
    }
}

Definition: GeoServer

7841=VERT_CS["POM08 height",VERT_DATUM["Port Moresby 2008",2005,AUTHORITY["EPSG","1172"]],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Gravity-related height",UP],AUTHORITY["EPSG","7841"]]

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 ( 7841, 'EPSG', 7841, '+vunits=m +no_defs +type=crs', 'VERT_CS["POM08 height",VERT_DATUM["Port Moresby 2008",2005,AUTHORITY["EPSG","1172"]],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Gravity-related height",UP],AUTHORITY["EPSG","7841"]]');