degree (supplier to define representation)
SIRGAS-Chile realization 2 epoch 2010
EPSG
"Geodesia en Chile, teoría y aplicación del Sistema de Referencia Geocéntrico para las Américas (SIRGAS)", Grupo de Geodesia del Sistema Nacional de Coordinación de Información Territorial (SNIT), 2018.
2019-06-14
Geodesy.
Densification of SIRGAS-CON within Chile at epoch 2010.00. Replaces SIRGAS-Chile 2002 (CRS code 5359), replaced by SIRGAS-Chile 2013 (CRS code 9147) due to significant tectonic deformation.
-89.47 -38.69
-113.21 -59.87
-65.72 -17.5
-113.21 -59.87
-65.72 -17.5
Definition: OGC Well Known Text 2 (2019)
GEOGCRS["SIRGAS-Chile 2010", DATUM["SIRGAS-Chile realization 2 epoch 2010", ELLIPSOID["GRS 1980",6378137,298.257222101, LENGTHUNIT["metre",1]]], PRIMEM["Greenwich",0, ANGLEUNIT["degree",0.0174532925199433]], CS[ellipsoidal,3], AXIS["geodetic latitude (Lat)",north, ORDER[1], ANGLEUNIT["degree",0.0174532925199433]], AXIS["geodetic longitude (Lon)",east, ORDER[2], ANGLEUNIT["degree",0.0174532925199433]], AXIS["ellipsoidal height (h)",up, ORDER[3], LENGTHUNIT["metre",1]], USAGE[ SCOPE["Geodesy."], AREA["Chile - onshore and offshore. Includes Easter Island, Juan Fernandez Islands, San Felix, and Sala y Gomez."], BBOX[-59.87,-113.21,-17.5,-65.72]], ID["EPSG",8948]]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "GeographicCRS", "name": "SIRGAS-Chile 2010", "datum": { "type": "GeodeticReferenceFrame", "name": "SIRGAS-Chile realization 2 epoch 2010", "ellipsoid": { "name": "GRS 1980", "semi_major_axis": 6378137, "inverse_flattening": 298.257222101 } }, "coordinate_system": { "subtype": "ellipsoidal", "axis": [ { "name": "Geodetic latitude", "abbreviation": "Lat", "direction": "north", "unit": "degree" }, { "name": "Geodetic longitude", "abbreviation": "Lon", "direction": "east", "unit": "degree" }, { "name": "Ellipsoidal height", "abbreviation": "h", "direction": "up", "unit": "metre" } ] }, "scope": "Geodesy.", "area": "Chile - onshore and offshore. Includes Easter Island, Juan Fernandez Islands, San Felix, and Sala y Gomez.", "bbox": { "south_latitude": -59.87, "west_longitude": -113.21, "north_latitude": -17.5, "east_longitude": -65.72 }, "id": { "authority": "EPSG", "code": 8948 } }
Definition: Mapnik
<?xml version="1.0" encoding="utf-8"?> <Map srs="+proj=longlat +ellps=GRS80 +no_defs +type=crs"> <Layer srs="+proj=longlat +ellps=GRS80 +no_defs +type=crs"> </Layer> </Map>