Sister Islands National Grid 1961

Property	Value
type (rdf:type)	Entity (prov1:Entity) [x] NamedIndividual (owl:NamedIndividual) [x] ProjectedCRS (geosrs:ProjectedCRS) [x]
label (rdfs:label)	"Sister Islands National Grid 1961 (rdf:langString) (iso6391:en)
area_of_use (geosrs:area_of_use)	Cayman Islands - Little Cayman and Cayman Brac. (geoepsg:6129_area_of_use)
asProj4 (geosrs:asProj4)	+proj=tmerc +lat_0=0 +lon_0=-81 +k=0.9996 +x_0=499999.999998 +y_0=0 +ellps=clrk66 +units=ft +no_defs +type=crs (geosrs:proj4Literal)
asProjJSON (geosrs:asProjJSON)	{'$schema':'https://proj.org/schemas/v0.7/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}} (geosrs:projJSONLiteral)
asWKT (geosrs: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]] (geosrs:wktLiteral)
conversion (geosrs:conversion)	Cayman Islands TM (ft): Transverse Mercator (geoepsg:Cayman_Islands_TM__ft_)
coordinateSystem (geosrs:coordinateSystem)	EPSG:6129 CS: cartesian (geoepsg:6129_cs)
datum (geosrs:datum)	Datum: Sister Islands Geodetic Datum 1961 (geoepsg:Sister_Islands_Geodetic_Datum_1961)
epsgCode (geosrs:epsgCode)	EPSG:6129 (xmls:string)
isApplicableTo (geosrs:isApplicableTo)	Earth (geoepsg:Earth)
isBound (geosrs:isBound)	false (xmls:boolean)
isGeocentric (geosrs:isGeocentric)	false (xmls:boolean)
isGeographic (geosrs:isGeographic)	false (xmls:boolean)
isProjected (geosrs:isProjected)	true (xmls:boolean)
isVertical (geosrs:isVertical)	false (xmls:boolean)
sourceCRS (geosrs:sourceCRS)	SIGD61 (geoepsg:4726)
Is member (rdfs:member) of	Entity Instances Collection (geoepsg:Entity_collection) NamedIndividual Instances Collection (geoepsg:NamedIndividual_collection) ProjectedCRS Instances Collection (geoepsg:ProjectedCRS_collection)

Sister Islands National Grid 1961

Metadata