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http://www.opengis.net/def/crs/EPSG/0/4821 powered by Static GeoPubby generated using the SPARQLing Unicorn QGIS Plugin OntDoc Script 0.18
PropertyValue
area_of_useAlgeria - onshore north of 32°N. (geoepsg:4821_area_of_use)
asProj4+proj=longlat +ellps=clrk80ign +pm=paris +no_defs +type=crs (geocrs:projLiteral)
asProjJSON
{'$schema':'https://proj.org/schemas/v0.2/projjson.schema.json','type':'GeographicCRS','name':'Voirol 1879 (Paris)','datum':{'type':'GeodeticReference (...)Frame','name':'Voirol 1879 (Paris)','ellipsoid':{'name':'Clarke 1880 (IGN)','semi_major_axis':6378249.2,'semi_minor_axis':6356515},'prime_meridian':{'name':'Paris','longitude':{'value':2.5969213,'unit':{'type':'AngularUnit','name':'grad','conversion_factor':0.0157079632679489}}}},'coordinate_system':{'subtype':'ellipsoidal','axis':[{'name':'Geodetic latitude','abbreviation':'Lat','direction':'north','unit':{'type':'AngularUnit','name':'grad','conversion_factor':0.0157079632679489}},{'name':'Geodetic longitude','abbreviation':'Lon','direction':'east','unit':{'type':'AngularUnit','name':'grad','conversion_factor':0.0157079632679489}}]},'scope':'Geodesy.','area':'Algeria - onshore north of 32°N.','bbox':{'south_latitude':31.99,'west_longitude':-2.95,'north_latitude':37.14,'east_longitude':9.09},'id':{'authority':'EPSG','code':4821}}
(geocrs:projJSONLiteral)
asWKT
GEOGCRS['Voirol 1879 (Paris)',DATUM['Voirol 1879 (Paris)',ELLIPSOID['Clarke 1880 (IGN)',6378249.2,293.466021293627,LENGTHUNIT['metre',1]]],PRIMEM['Par (...)is',2.5969213,ANGLEUNIT['grad',0.0157079632679489]],CS[ellipsoidal,2],AXIS['geodetic latitude (Lat)',north,ORDER[1],ANGLEUNIT['grad',0.0157079632679489]],AXIS['geodetic longitude (Lon)',east,ORDER[2],ANGLEUNIT['grad',0.0157079632679489]],USAGE[SCOPE['Geodesy.'],AREA['Algeria - onshore north of 32°N.'],BBOX[31.99,-2.95,37.14,9.09]],ID['EPSG',4821]]
(geocrs:wktLiteral)
coordinate systemEPSG:4821 CS: ellipsoidal (geoepsg:4821_cs)
datumDatum: Voirol 1879 (Paris) (geoepsg:Voirol_1879__Paris_)
epsgCodeEPSG:4821 (xmls:string)
isApplicableToEarth (geoepsg:Earth)
isBoundfalse (xmls:boolean)
isGeocentricfalse (xmls:boolean)
isGeographictrue (xmls:boolean)
isProjectedfalse (xmls:boolean)
isVerticalfalse (xmls:boolean)
usageGeodesy (geoepsg:Geodesy)
type (rdf:type) geographic coordinate reference system (geoepsg:GeographicCRS)
label (rdfs:label) Voirol 1879 (Paris) (rdf:langString) (iso6391:en)
Metadata
PropertyValue
inDataset (void:inDataset) geoepsg_dataset (geoepsg:geoepsg_dataset) [466048 geocrs:PlanarCoordinateSystem]