| asProjJSON | {'$schema':'https://proj.org/schemas/v0.2/projjson.schema.json','type':'ProjectedCRS','name':'Hanoi 1972 / Gauss-Kruger zone 18','base_crs':{'name':'H (...)anoi 1972','datum':{'type':'GeodeticReferenceFrame','name':'Hanoi 1972','ellipsoid':{'name':'Krassowsky 1940','semi_major_axis':6378245,'inverse_flattening':298.3}},'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':4147}},'conversion':{'name':'6-degree Gauss-Kruger zone 18','method':{'name':'Transverse Mercator','id':{'authority':'EPSG','code':9807}},'parameters':[{'name':'Latitude of natural origin','value':0,'unit':'degree','id':{'authority':'EPSG','code':8801}},{'name':'Longitude of natural origin','value':105,'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':18500000,'unit':'metre','id':{'authority':'EPSG','code':8806}},{'name':'False northing','value':0,'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':'Vietnam - onshore west of 108°E.','bbox':{'south_latitude':8.33,'west_longitude':102.14,'north_latitude':23.4,'east_longitude':108},'id':{'authority':'EPSG','code':2044}} |
| asWKT | PROJCRS['Hanoi 1972 / Gauss-Kruger zone 18',BASEGEOGCRS['Hanoi 1972',DATUM['Hanoi 1972',ELLIPSOID['Krassowsky 1940',6378245,298.3,LENGTHUNIT['metre',1 (...)]]],PRIMEM['Greenwich',0,ANGLEUNIT['degree',0.0174532925199433]],ID['EPSG',4147]],CONVERSION['6-degree Gauss-Kruger zone 18',METHOD['Transverse Mercator',ID['EPSG',9807]],PARAMETER['Latitude of natural origin',0,ANGLEUNIT['degree',0.0174532925199433],ID['EPSG',8801]],PARAMETER['Longitude of natural origin',105,ANGLEUNIT['degree',0.0174532925199433],ID['EPSG',8802]],PARAMETER['Scale factor at natural origin',1,SCALEUNIT['unity',1],ID['EPSG',8805]],PARAMETER['False easting',18500000,LENGTHUNIT['metre',1],ID['EPSG',8806]],PARAMETER['False northing',0,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['Vietnam - onshore west of 108°E.'],BBOX[8.33,102.14,23.4,108]],ID['EPSG',2044]] |