EPSG
Instituto Portugues de Cartografia e Cadastro, http://www.ipcc.pt/portuguese/produtos/cartografia/50m.html
2010-03-31
Topographic mapping (1:50,000).
Longitude is referenced to the Lisbon meridian. Replaced by definition using Greenwich meridian, proj code 5019.
Portugal - mainland - onshore.
(0,)
Definition: OGC Well Known Text 2 (2019)
CONVERSION["Portugal Bonne", METHOD["Bonne (South Orientated)", ID["EPSG",9828]], PARAMETER["Latitude of natural origin",39.6666666666667, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8801]], PARAMETER["Longitude of natural origin",1, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8802]], PARAMETER["False easting",0, LENGTHUNIT["metre",1], ID["EPSG",8806]], PARAMETER["False northing",0, LENGTHUNIT["metre",1], ID["EPSG",8807]], ID["EPSG",19979]]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "Conversion", "name": "Portugal Bonne", "method": { "name": "Bonne (South Orientated)", "id": { "authority": "EPSG", "code": 9828 } }, "parameters": [ { "name": "Latitude of natural origin", "value": 39.6666666666667, "unit": "degree", "id": { "authority": "EPSG", "code": 8801 } }, { "name": "Longitude of natural origin", "value": 1, "unit": "degree", "id": { "authority": "EPSG", "code": 8802 } }, { "name": "False easting", "value": 0, "unit": "metre", "id": { "authority": "EPSG", "code": 8806 } }, { "name": "False northing", "value": 0, "unit": "metre", "id": { "authority": "EPSG", "code": 8807 } } ], "id": { "authority": "EPSG", "code": 19979 } }
Definition: SQL (PostGIS)
INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 19979, 'EPSG', 19979, 'None', 'PROJECTION["Bonne_(South_Orientated)"],PARAMETER["Latitude of natural origin",39.6666666666667],PARAMETER["Longitude of natural origin",1],PARAMETER["False easting",0],PARAMETER["False northing",0]');