EPSG
Instituto Geografico Militar (IGM).
2022-07-29
Topographic mapping (medium and small scale).
Also used as a transformation from SAD69 to other realizations of SIRGAS-Chile and to WGS 84 - see code 6977.
Geocentric translations (geog2D domain)
Chile - Tierra del Fuego onshore.
(0,)
Definition: OGC Well Known Text 2 (2019)
COORDINATEOPERATION["SAD69 to SIRGAS-Chile 2021 (4)", VERSION["IGM-Chl D"], SOURCECRS[ GEOGCRS["SAD69", DATUM["South American Datum 1969", ELLIPSOID["GRS 1967 Modified",6378160,298.25, LENGTHUNIT["metre",1]]], PRIMEM["Greenwich",0, ANGLEUNIT["degree",0.0174532925199433]], CS[ellipsoidal,2], AXIS["geodetic latitude (Lat)",north, ORDER[1], ANGLEUNIT["degree",0.0174532925199433]], AXIS["geodetic longitude (Lon)",east, ORDER[2], ANGLEUNIT["degree",0.0174532925199433]], ID["EPSG",4618]]], TARGETCRS[ GEOGCRS["SIRGAS-Chile 2021", DATUM["SIRGAS-Chile realization 5 epoch 2021", ELLIPSOID["GRS 1980",6378137,298.257222101, LENGTHUNIT["metre",1]]], PRIMEM["Greenwich",0, ANGLEUNIT["degree",0.0174532925199433]], CS[ellipsoidal,2], AXIS["geodetic latitude (Lat)",north, ORDER[1], ANGLEUNIT["degree",0.0174532925199433]], AXIS["geodetic longitude (Lon)",east, ORDER[2], ANGLEUNIT["degree",0.0174532925199433]], ID["EPSG",20041]]], METHOD["Geocentric translations (geog2D domain)", ID["EPSG",9603]], PARAMETER["X-axis translation",-79, LENGTHUNIT["metre",1], ID["EPSG",8605]], PARAMETER["Y-axis translation",13, LENGTHUNIT["metre",1], ID["EPSG",8606]], PARAMETER["Z-axis translation",-14, LENGTHUNIT["metre",1], ID["EPSG",8607]], OPERATIONACCURACY[5.0], USAGE[ SCOPE["Topographic mapping (medium and small scale)."], AREA["Chile - Tierra del Fuego onshore."], BBOX[-55.96,-74.83,-51.99,-66.33]], ID["EPSG",10138], REMARK["Also used as a transformation from SAD69 to other realizations of SIRGAS-Chile and to WGS 84 - see code 6977."]]
Definition: PROJ.4
+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=push +v_3 +step +proj=cart +ellps=aust_SA +step +proj=helmert +x=-79 +y=13 +z=-14 +step +inv +proj=cart +ellps=GRS80 +step +proj=pop +v_3 +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1
Definition: JavaScript (Proj4js)
proj4.defs("EPSG:10138","+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=push +v_3 +step +proj=cart +ellps=aust_SA +step +proj=helmert +x=-79 +y=13 +z=-14 +step +inv +proj=cart +ellps=GRS80 +step +proj=pop +v_3 +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1");
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "Transformation", "name": "SAD69 to SIRGAS-Chile 2021 (4)", "source_crs": { "type": "GeographicCRS", "name": "SAD69", "datum": { "type": "GeodeticReferenceFrame", "name": "South American Datum 1969", "ellipsoid": { "name": "GRS 1967 Modified", "semi_major_axis": 6378160, "inverse_flattening": 298.25 } }, "coordinate_system": { "subtype": "ellipsoidal", "axis": [ { "name": "Geodetic latitude", "abbreviation": "Lat", "direction": "north", "unit": "degree" }, { "name": "Geodetic longitude", "abbreviation": "Lon", "direction": "east", "unit": "degree" } ] }, "id": { "authority": "EPSG", "code": 4618 } }, "target_crs": { "type": "GeographicCRS", "name": "SIRGAS-Chile 2021", "datum": { "type": "GeodeticReferenceFrame", "name": "SIRGAS-Chile realization 5 epoch 2021", "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" } ] }, "id": { "authority": "EPSG", "code": 20041 } }, "method": { "name": "Geocentric translations (geog2D domain)", "id": { "authority": "EPSG", "code": 9603 } }, "parameters": [ { "name": "X-axis translation", "value": -79, "unit": "metre", "id": { "authority": "EPSG", "code": 8605 } }, { "name": "Y-axis translation", "value": 13, "unit": "metre", "id": { "authority": "EPSG", "code": 8606 } }, { "name": "Z-axis translation", "value": -14, "unit": "metre", "id": { "authority": "EPSG", "code": 8607 } } ], "accuracy": "5.0", "scope": "Topographic mapping (medium and small scale).", "area": "Chile - Tierra del Fuego onshore.", "bbox": { "south_latitude": -55.96, "west_longitude": -74.83, "north_latitude": -51.99, "east_longitude": -66.33 }, "id": { "authority": "EPSG", "code": 10138 }, "remarks": "Also used as a transformation from SAD69 to other realizations of SIRGAS-Chile and to WGS 84 - see code 6977." }
Definition: MapServer - MAPfile
PROJECTION "proj=pipeline" "step" "proj=axisswap" "order=2,1" "step" "proj=unitconvert" "xy_in=deg" "xy_out=rad" "step" "proj=push" "v_3" "step" "proj=cart" "ellps=aust_SA" "step" "proj=helmert" "x=-79" "y=13" "z=-14" "step" "inv" "proj=cart" "ellps=GRS80" "step" "proj=pop" "v_3" "step" "proj=unitconvert" "xy_in=rad" "xy_out=deg" "step" "proj=axisswap" "order=2,1" END
Definition: Mapnik
<?xml version="1.0" encoding="utf-8"?> <Map srs="+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=push +v_3 +step +proj=cart +ellps=aust_SA +step +proj=helmert +x=-79 +y=13 +z=-14 +step +inv +proj=cart +ellps=GRS80 +step +proj=pop +v_3 +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1"> <Layer srs="+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=push +v_3 +step +proj=cart +ellps=aust_SA +step +proj=helmert +x=-79 +y=13 +z=-14 +step +inv +proj=cart +ellps=GRS80 +step +proj=pop +v_3 +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1"> </Layer> </Map>
Definition: SQL (PostGIS)
INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 10138, 'EPSG', 10138, '+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=push +v_3 +step +proj=cart +ellps=aust_SA +step +proj=helmert +x=-79 +y=13 +z=-14 +step +inv +proj=cart +ellps=GRS80 +step +proj=pop +v_3 +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1', 'None');