| asProjJSON | {'$schema':'https://proj.org/schemas/v0.2/projjson.schema.json','type':'ProjectedCRS','name':'ATF (Paris) / Nord de Guerre','base_crs':{'name':'ATF (P (...)aris)','datum':{'type':'GeodeticReferenceFrame','name':'Ancienne Triangulation Francaise (Paris)','ellipsoid':{'name':'Plessis 1817','semi_major_axis':6376523,'inverse_flattening':308.64},'prime_meridian':{'name':'Paris RGS','longitude':2.33720833333333}},'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}}]},'id':{'authority':'EPSG','code':4901}},'conversion':{'name':'Nord de Guerre','method':{'name':'Lambert Conic Conformal (1SP)','id':{'authority':'EPSG','code':9801}},'parameters':[{'name':'Latitude of natural origin','value':55,'unit':{'type':'AngularUnit','name':'grad','conversion_factor':0.0157079632679489},'id':{'authority':'EPSG','code':8801}},{'name':'Longitude of natural origin','value':6,'unit':{'type':'AngularUnit','name':'grad','conversion_factor':0.0157079632679489},'id':{'authority':'EPSG','code':8802}},{'name':'Scale factor at natural origin','value':0.99950908,'unit':'unity','id':{'authority':'EPSG','code':8805}},{'name':'False easting','value':500000,'unit':'metre','id':{'authority':'EPSG','code':8806}},{'name':'False northing','value':300000,'unit':'metre','id':{'authority':'EPSG','code':8807}}]},'coordinate_system':{'subtype':'Cartesian','axis':[{'name':'Easting','abbreviation':'X','direction':'east','unit':'metre'},{'name':'Northing','abbreviation':'Y','direction':'north','unit':'metre'}]},'scope':'Engineering survey, topographic mapping.','area':'France - Alsace.','bbox':{'south_latitude':47.42,'west_longitude':6.84,'north_latitude':49.07,'east_longitude':8.23},'id':{'authority':'EPSG','code':27500}} |
| asWKT | PROJCRS['ATF (Paris) / Nord de Guerre',BASEGEOGCRS['ATF (Paris)',DATUM['Ancienne Triangulation Francaise (Paris)',ELLIPSOID['Plessis 1817',6376523,308 (...).64,LENGTHUNIT['metre',1]]],PRIMEM['Paris RGS',2.33720833333333,ANGLEUNIT['degree',0.0174532925199433]],ID['EPSG',4901]],CONVERSION['Nord de Guerre',METHOD['Lambert Conic Conformal (1SP)',ID['EPSG',9801]],PARAMETER['Latitude of natural origin',55,ANGLEUNIT['grad',0.0157079632679489],ID['EPSG',8801]],PARAMETER['Longitude of natural origin',6,ANGLEUNIT['grad',0.0157079632679489],ID['EPSG',8802]],PARAMETER['Scale factor at natural origin',0.99950908,SCALEUNIT['unity',1],ID['EPSG',8805]],PARAMETER['False easting',500000,LENGTHUNIT['metre',1],ID['EPSG',8806]],PARAMETER['False northing',300000,LENGTHUNIT['metre',1],ID['EPSG',8807]]],CS[Cartesian,2],AXIS['easting (X)',east,ORDER[1],LENGTHUNIT['metre',1]],AXIS['northing (Y)',north,ORDER[2],LENGTHUNIT['metre',1]],USAGE[SCOPE['Engineering survey, topographic mapping.'],AREA['France - Alsace.'],BBOX[47.42,6.84,49.07,8.23]],ID['EPSG',27500]] |