metre
Nivellement General de la France - Lallemand
EPSG
Conseil National de l'Information Geographique groupe de travail "Reseaux de Nivellement" recommendations v5.1 April 1994
2008-03-14
Geodesy, engineering survey.
Generally but not entirely replaced by NGF IGN69 height (CRS code 5720).
Definition: OGC Well Known Text
VERT_CS["NGF Lallemand height", VERT_DATUM["Nivellement General de la France - Lallemand",2005, AUTHORITY["EPSG","5118"]], UNIT["metre",1, AUTHORITY["EPSG","9001"]], AXIS["Gravity-related height",UP], AUTHORITY["EPSG","5719"]]
Definition: OGC Well Known Text 2 (2019)
VERTCRS["NGF Lallemand height", VDATUM["Nivellement General de la France - Lallemand"], CS[vertical,1], AXIS["gravity-related height (H)",up, LENGTHUNIT["metre",1]], USAGE[ SCOPE["Geodesy, engineering survey."], AREA["France - mainland onshore."], BBOX[42.33,-4.87,51.14,8.23]], ID["EPSG",5719]]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "VerticalCRS", "name": "NGF Lallemand height", "datum": { "type": "VerticalReferenceFrame", "name": "Nivellement General de la France - Lallemand" }, "coordinate_system": { "subtype": "vertical", "axis": [ { "name": "Gravity-related height", "abbreviation": "H", "direction": "up", "unit": "metre" } ] }, "scope": "Geodesy, engineering survey.", "area": "France - mainland onshore.", "bbox": { "south_latitude": 42.33, "west_longitude": -4.87, "north_latitude": 51.14, "east_longitude": 8.23 }, "id": { "authority": "EPSG", "code": 5719 } }
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 ( 5719, 'EPSG', 5719, '+vunits=m +no_defs +type=crs', 'VERT_CS["NGF Lallemand height",VERT_DATUM["Nivellement General de la France - Lallemand",2005,AUTHORITY["EPSG","5118"]],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Gravity-related height",UP],AUTHORITY["EPSG","5719"]]');