metre
Sistema de Referencia Vertical Nacional 2016
EPSG
Instituto Geografico Nacional (IGN).
2019-11-23
Geodesy, engineering survey, topographic mapping.
Orthometric heights. Replaces SRVN71.
Definition: OGC Well Known Text
VERT_CS["SRVN16 height", VERT_DATUM["Sistema de Referencia Vertical Nacional 2016",2005, AUTHORITY["EPSG","1260"]], UNIT["metre",1, AUTHORITY["EPSG","9001"]], AXIS["Gravity-related height",UP], AUTHORITY["EPSG","9255"]]
Definition: OGC Well Known Text 2 (2019)
VERTCRS["SRVN16 height", VDATUM["Sistema de Referencia Vertical Nacional 2016"], CS[vertical,1], AXIS["gravity-related height (H)",up, LENGTHUNIT["metre",1]], USAGE[ SCOPE["Geodesy, engineering survey, topographic mapping."], AREA["Argentina - onshore."], BBOX[-55.11,-73.59,-21.78,-53.65]], ID["EPSG",9255]]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "VerticalCRS", "name": "SRVN16 height", "datum": { "type": "VerticalReferenceFrame", "name": "Sistema de Referencia Vertical Nacional 2016" }, "coordinate_system": { "subtype": "vertical", "axis": [ { "name": "Gravity-related height", "abbreviation": "H", "direction": "up", "unit": "metre" } ] }, "scope": "Geodesy, engineering survey, topographic mapping.", "area": "Argentina - onshore.", "bbox": { "south_latitude": -55.11, "west_longitude": -73.59, "north_latitude": -21.78, "east_longitude": -53.65 }, "id": { "authority": "EPSG", "code": 9255 } }
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 ( 9255, 'EPSG', 9255, '+vunits=m +no_defs +type=crs', 'VERT_CS["SRVN16 height",VERT_DATUM["Sistema de Referencia Vertical Nacional 2016",2005,AUTHORITY["EPSG","1260"]],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Gravity-related height",UP],AUTHORITY["EPSG","9255"]]');