Method: Coordinate Frame rotation (geog2D domain)
Remarks:
Information source: Centre for Geodesy and Cartography, Portuguese Geographical Institute; http:/www.igeo.pt
Revision date: 2020-03-14
Unit: metre
Geodetic CRS: Datum 73
Datum: Datum 73
Ellipsoid: International 1924
Prime meridian: Greenwich
Data source: EPSG
Information source: Instituto Geografico e Cadastral Lisbon via EuroGeographics; http://crs.bkg.bund.de/crs-eu/
Revision date: 2005-05-27
Scope: Engineering survey, topographic mapping.
Area of use: Portugal - mainland - onshore.
Coordinate system: Cartesian 2D CS. Axes: northing, easting (X,Y). Orientations: north, east. UoM: m.
Center coordinates
22231.36 -12550.28
Projected bounds:
-127052.05 -300789.61
160638.85 278534.97
WGS84 bounds:
-9.56 36.95
-6.19 42.16
Definition: Well Known Text (WKT)
PROJCS["Datum 73 / Modified Portuguese Grid", GEOGCS["Datum 73", DATUM["Datum_73", SPHEROID["International 1924",6378388,297], TOWGS84[-239.749,88.181,30.488,-0.263,-0.082,-1.211,2.22899999991]], PRIMEM["Greenwich",0], UNIT["degree",0.0174532925199433, AUTHORITY["EPSG","9122"]], AUTHORITY["EPSG","4274"]], PROJECTION["Transverse_Mercator"], PARAMETER["latitude_of_origin",39.6666666666667], PARAMETER["central_meridian",-8.13190611111111], PARAMETER["scale_factor",1], PARAMETER["false_easting",180.598], PARAMETER["false_northing",-86.99], UNIT["metre",1], AUTHORITY["EPSG","27492"]]
Definition: ESRI WKT
PROJCS["Datum_73_Modified_Portuguese_Grid",GEOGCS["GCS_Datum_73",DATUM["D_Datum_73",SPHEROID["International_1924",6378388.0,297.0]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Transverse_Mercator"],PARAMETER["False_Easting",180.598],PARAMETER["False_Northing",-86.99],PARAMETER["Central_Meridian",-8.13190611111111],PARAMETER["Scale_Factor",1.0],PARAMETER["Latitude_Of_Origin",39.6666666666667],UNIT["Meter",1.0]]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.4/projjson.schema.json", "type": "ProjectedCRS", "name": "Datum 73 / Modified Portuguese Grid", "base_crs": { "name": "Datum 73", "datum": { "type": "GeodeticReferenceFrame", "name": "Datum 73", "ellipsoid": { "name": "International 1924", "semi_major_axis": 6378388, "inverse_flattening": 297 } }, "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": 4274 } }, "conversion": { "name": "Modified Portuguese Grid", "method": { "name": "Transverse Mercator", "id": { "authority": "EPSG", "code": 9807 } }, "parameters": [ { "name": "Latitude of natural origin", "value": 39.6666666666667, "unit": "degree", "id": { "authority": "EPSG", "code": 8801 } }, { "name": "Longitude of natural origin", "value": -8.13190611111111, "unit": "degree", "id": { "authority": "EPSG", "code": 8802 } }, { "name": "Scale factor at natural origin", "value": 1, "unit": "unity", "id": { "authority": "EPSG", "code": 8805 } }, { "name": "False easting", "value": 180.598, "unit": "metre", "id": { "authority": "EPSG", "code": 8806 } }, { "name": "False northing", "value": -86.99, "unit": "metre", "id": { "authority": "EPSG", "code": 8807 } } ] }, "coordinate_system": { "subtype": "Cartesian", "axis": [ { "name": "Northing", "abbreviation": "X", "direction": "north", "unit": "metre" }, { "name": "Easting", "abbreviation": "Y", "direction": "east", "unit": "metre" } ] }, "scope": "Engineering survey, topographic mapping.", "area": "Portugal - mainland - onshore.", "bbox": { "south_latitude": 36.95, "west_longitude": -9.56, "north_latitude": 42.16, "east_longitude": -6.19 }, "id": { "authority": "EPSG", "code": 27492 } }
Definition: GeoServer
27492=PROJCS["Datum 73 / Modified Portuguese Grid",GEOGCS["Datum 73",DATUM["Datum_73",SPHEROID["International 1924",6378388,297],TOWGS84[-239.749,88.181,30.488,-0.263,-0.082,-1.211,2.22899999991]],PRIMEM["Greenwich",0],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4274"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",39.6666666666667],PARAMETER["central_meridian",-8.13190611111111],PARAMETER["scale_factor",1],PARAMETER["false_easting",180.598],PARAMETER["false_northing",-86.99],UNIT["metre",1],AUTHORITY["EPSG","27492"]]
Definition: Mapnik
<?xml version="1.0" encoding="utf-8"?> <Map srs="+proj=tmerc +lat_0=39.6666666666667 +lon_0=-8.13190611111111 +k=1 +x_0=180.598 +y_0=-86.99 +ellps=intl +towgs84=-239.749,88.181,30.488,-0.263,-0.082,-1.211,2.22899999990922 +units=m +no_defs +type=crs"> <Layer srs="+proj=tmerc +lat_0=39.6666666666667 +lon_0=-8.13190611111111 +k=1 +x_0=180.598 +y_0=-86.99 +ellps=intl +towgs84=-239.749,88.181,30.488,-0.263,-0.082,-1.211,2.22899999990922 +units=m +no_defs +type=crs"> </Layer> </Map>
Definition: SQL (PostGIS)
INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 27492, 'EPSG', 27492, '+proj=tmerc +lat_0=39.6666666666667 +lon_0=-8.13190611111111 +k=1 +x_0=180.598 +y_0=-86.99 +ellps=intl +towgs84=-239.749,88.181,30.488,-0.263,-0.082,-1.211,2.22899999990922 +units=m +no_defs +type=crs', 'PROJCS["Datum 73 / Modified Portuguese Grid",GEOGCS["Datum 73",DATUM["Datum_73",SPHEROID["International 1924",6378388,297],TOWGS84[-239.749,88.181,30.488,-0.263,-0.082,-1.211,2.22899999991]],PRIMEM["Greenwich",0],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4274"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",39.6666666666667],PARAMETER["central_meridian",-8.13190611111111],PARAMETER["scale_factor",1],PARAMETER["false_easting",180.598],PARAMETER["false_northing",-86.99],UNIT["metre",1],AUTHORITY["EPSG","27492"]]');
Definition: OGC WKT
PROJCS["Datum 73 / Modified Portuguese Grid",GEOGCS["Datum 73",DATUM["Datum_73",SPHEROID["International 1924",6378388,297],TOWGS84[-239.749,88.181,30.488,-0.263,-0.082,-1.211,2.22899999991]],PRIMEM["Greenwich",0],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4274"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",39.6666666666667],PARAMETER["central_meridian",-8.13190611111111],PARAMETER["scale_factor",1],PARAMETER["false_easting",180.598],PARAMETER["false_northing",-86.99],UNIT["metre",1],AUTHORITY["EPSG","27492"]]
Definition: OGC WKT 2 (2019)
PROJCRS["Datum 73 / Modified Portuguese Grid",BASEGEOGCRS["Datum 73",DATUM["Datum 73",ELLIPSOID["International 1924",6378388,297,LENGTHUNIT["metre",1]]],PRIMEM["Greenwich",0,ANGLEUNIT["degree",0.0174532925199433]],ID["EPSG",4274]],CONVERSION["Modified Portuguese Grid",METHOD["Transverse Mercator",ID["EPSG",9807]],PARAMETER["Latitude of natural origin",39.6666666666667,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8801]],PARAMETER["Longitude of natural origin",-8.13190611111111,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8802]],PARAMETER["Scale factor at natural origin",1,SCALEUNIT["unity",1],ID["EPSG",8805]],PARAMETER["False easting",180.598,LENGTHUNIT["metre",1],ID["EPSG",8806]],PARAMETER["False northing",-86.99,LENGTHUNIT["metre",1],ID["EPSG",8807]]],CS[Cartesian,2],AXIS["northing (X)",north,ORDER[1],LENGTHUNIT["metre",1]],AXIS["easting (Y)",east,ORDER[2],LENGTHUNIT["metre",1]],USAGE[SCOPE["Engineering survey, topographic mapping."],AREA["Portugal - mainland - onshore."],BBOX[36.95,-9.56,42.16,-6.19]],ID["EPSG",27492]]