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http://www.opengis.net/ont/crs/operation/Portuguese_Grid powered by Static GeoPubby generated using the SPARQLing Unicorn QGIS Plugin OntDoc Script 0.18

Description: comment:Original transformation by Gauss-Kruger formula. Longitude is referenced to the Lisbon meridian. Replaced by definition using Greenwich meridian, proj code 5020.

https://situx.github.io/proj4rdf/projections/LonLatProjection.svg
PropertyValue
type (rdf:type) LonLatProjection (geosrs:LonLatProjection) [x]
comment (rdfs:comment)
Original transformation by Gauss-Kruger formula. Longitude is referenced to the Lisbon meridian. Replaced by definition using Greenwich meridian, proj (...) code 5020.
(xmls:string)
label (rdfs:label) "Portuguese Grid: Transverse Mercator (rdf:langString) (iso6391:en)
image (foaf:image) https://situx.github.io/proj4rdf/projections/LonLatProjection.svg (xmls:anyURI)
accuracy (geosrs:accuracy) -1.0 (xmls:double)
area_of_use (geosrs:area_of_use) Portugal - mainland - onshore. (geoepsg:Portuguese_Grid_area_of_use)
asProj4 (geosrs:asProj4) +proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +inv +proj=longlat +ellps=intl +pm=lisbon +step +proj=tmerc +lat_0=39.6666666666667 +lon_0=1 +k=1 +x_0=0 +y_0=0 +ellps=intl +pm=lisbon (xsd:string)
asProjJSON (geosrs:asProjJSON) {'$schema':'https://proj.org/schemas/v0.7/projjson.schema.json','type':'Conversion','name':'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':1,'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':0,'unit':'metre','id':{'authority':'EPSG','code':8806}},{'name':'False northing','value':0,'unit':'metre','id':{'authority':'EPSG','code':8807}}],'id':{'authority':'EPSG','code':19969}} (xsd:string)
asWKT (geosrs:asWKT)
CONVERSION['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',1,ANGLEUNIT['degree',0.0174532925199433],ID['EPSG',8802]],PARAMETER['Scale factor at natural origin',1,SCALEUNIT['unity',1],ID['EPSG',8805]],PARAMETER['False easting',0,LENGTHUNIT['metre',1],ID['EPSG',8806]],PARAMETER['False northing',0,LENGTHUNIT['metre',1],ID['EPSG',8807]],ID['EPSG',19969]]
(geosrs:wktLiteral)
False easting (geosrs:falseEasting) 0.0 (xmls:double)
False northing (geosrs:falseNorthing) 0.0 (xmls:double)
has_ballpark_transformation (geosrs:has_ballpark_transformation) false (xmls:boolean)
Latitude of natural origin (geosrs:latitudeOfNaturalOrigin) 39.66667 (xmls:double)
Longitude of natural origin (geosrs:longitudeOfNaturalOrigin) 1.0 (xmls:double)
method_name (geosrs:method_name) Transverse Mercator (xsd:string)
Scale factor at natural origin (geosrs:scaleFactorAtNaturalOrigin) 1.0 (xmls:double)
scope (geosrs:scope) Engineering survey, topographic mapping. (xmls:string)
Is member (rdfs:member) ofLonLatProjection Instances Collection (geoepsg:LonLatProjection_collection)
Is conversion (geosrs:conversion) ofLisbon (Lisbon) / Portuguese Grid (geoepsg:20791)
Metadata
PropertyValue
inDataset (void:inDataset) geoepsg_dataset (geoepsg:geoepsg_dataset) [316102 geosrs:3DCoordinateSystem]