metre
Canadian Geodetic Vertical Datum of 1928
EPSG
Geodetic Survey Division of Natural Resources Canada.
2019-09-17
Geodesy, engineering survey.
From November 2013 replaced by CGVD2013 height (CRS code 6647).
Definition: OGC Well Known Text
VERT_CS["CGVD28 height", VERT_DATUM["Canadian Geodetic Vertical Datum of 1928",2005, AUTHORITY["EPSG","5114"]], UNIT["metre",1, AUTHORITY["EPSG","9001"]], AXIS["Gravity-related height",UP], AUTHORITY["EPSG","5713"]]
Definition: OGC Well Known Text 2 (2019)
VERTCRS["CGVD28 height", VDATUM["Canadian Geodetic Vertical Datum of 1928"], CS[vertical,1], AXIS["gravity-related height (H)",up, LENGTHUNIT["metre",1]], USAGE[ SCOPE["Geodesy, engineering survey."], AREA["Canada - onshore - Alberta; British Columbia; Manitoba south of 57°N; New Brunswick; Northwest Territories south west of a line between 60°N, 110°W and the coast at 132°W; Nova Scotia; Ontario south of 52°N; Prince Edward Island; Quebec - mainland west of 66°W and south of 55°N; Saskatchewan south of 55°N; Yukon."], BBOX[41.67,-141.01,69.8,-59.73]], ID["EPSG",5713]]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "VerticalCRS", "name": "CGVD28 height", "datum": { "type": "VerticalReferenceFrame", "name": "Canadian Geodetic Vertical Datum of 1928" }, "coordinate_system": { "subtype": "vertical", "axis": [ { "name": "Gravity-related height", "abbreviation": "H", "direction": "up", "unit": "metre" } ] }, "scope": "Geodesy, engineering survey.", "area": "Canada - onshore - Alberta; British Columbia; Manitoba south of 57°N; New Brunswick; Northwest Territories south west of a line between 60°N, 110°W and the coast at 132°W; Nova Scotia; Ontario south of 52°N; Prince Edward Island; Quebec - mainland west of 66°W and south of 55°N; Saskatchewan south of 55°N; Yukon.", "bbox": { "south_latitude": 41.67, "west_longitude": -141.01, "north_latitude": 69.8, "east_longitude": -59.73 }, "id": { "authority": "EPSG", "code": 5713 } }
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 ( 5713, 'EPSG', 5713, '+vunits=m +no_defs +type=crs', 'VERT_CS["CGVD28 height",VERT_DATUM["Canadian Geodetic Vertical Datum of 1928",2005,AUTHORITY["EPSG","5114"]],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Gravity-related height",UP],AUTHORITY["EPSG","5713"]]');