| asProjJSON | {'$schema':'https://proj.org/schemas/v0.2/projjson.schema.json','type':'ProjectedCRS','name':'Sister Islands National Grid 1961','base_crs':{'name':'S (...)IGD61','datum':{'type':'GeodeticReferenceFrame','name':'Sister Islands Geodetic Datum 1961','ellipsoid':{'name':'Clarke 1866','semi_major_axis':6378206.4,'semi_minor_axis':6356583.8}},'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':4726}},'conversion':{'name':'Cayman Islands TM (ft)','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':-81,'unit':'degree','id':{'authority':'EPSG','code':8802}},{'name':'Scale factor at natural origin','value':0.9996,'unit':'unity','id':{'authority':'EPSG','code':8805}},{'name':'False easting','value':1640419.9475,'unit':{'type':'LinearUnit','name':'foot','conversion_factor':0.3048},'id':{'authority':'EPSG','code':8806}},{'name':'False northing','value':0,'unit':{'type':'LinearUnit','name':'foot','conversion_factor':0.3048},'id':{'authority':'EPSG','code':8807}}]},'coordinate_system':{'subtype':'Cartesian','axis':[{'name':'Easting','abbreviation':'E','direction':'east','unit':{'type':'LinearUnit','name':'foot','conversion_factor':0.3048}},{'name':'Northing','abbreviation':'N','direction':'north','unit':{'type':'LinearUnit','name':'foot','conversion_factor':0.3048}}]},'scope':'Cadastre, engineering survey, topographic mapping.','area':'Cayman Islands - Little Cayman and Cayman Brac.','bbox':{'south_latitude':19.63,'west_longitude':-80.14,'north_latitude':19.78,'east_longitude':-79.69},'id':{'authority':'EPSG','code':6129}} |
| asWKT | PROJCRS['Sister Islands National Grid 1961',BASEGEOGCRS['SIGD61',DATUM['Sister Islands Geodetic Datum 1961',ELLIPSOID['Clarke 1866',6378206.4,294.9786 (...)98213898,LENGTHUNIT['metre',1]]],PRIMEM['Greenwich',0,ANGLEUNIT['degree',0.0174532925199433]],ID['EPSG',4726]],CONVERSION['Cayman Islands TM (ft)',METHOD['Transverse Mercator',ID['EPSG',9807]],PARAMETER['Latitude of natural origin',0,ANGLEUNIT['degree',0.0174532925199433],ID['EPSG',8801]],PARAMETER['Longitude of natural origin',-81,ANGLEUNIT['degree',0.0174532925199433],ID['EPSG',8802]],PARAMETER['Scale factor at natural origin',0.9996,SCALEUNIT['unity',1],ID['EPSG',8805]],PARAMETER['False easting',1640419.9475,LENGTHUNIT['foot',0.3048],ID['EPSG',8806]],PARAMETER['False northing',0,LENGTHUNIT['foot',0.3048],ID['EPSG',8807]]],CS[Cartesian,2],AXIS['(E)',east,ORDER[1],LENGTHUNIT['foot',0.3048]],AXIS['(N)',north,ORDER[2],LENGTHUNIT['foot',0.3048]],USAGE[SCOPE['Cadastre, engineering survey, topographic mapping.'],AREA['Cayman Islands - Little Cayman and Cayman Brac.'],BBOX[19.63,-80.14,19.78,-79.69]],ID['EPSG',6129]] |