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PropertyValue
area_of_useUnited States (USA) - Massachusetts offshore - counties of Dukes; Nantucket. (geoepsg:8749_area_of_use)
asProj4
+proj=lcc +lat_0=41 +lon_0=-70.5 +lat_1=41.4833333333333 +lat_2=41.2833333333333 +x_0=500000.0001016 +y_0=0 +datum=NAD83 +units=us-ft +vunits=us-ft +n (...)o_defs +type=crs
(geocrs:projLiteral)
asProjJSON
{'$schema':'https://proj.org/schemas/v0.2/projjson.schema.json','type':'CompoundCRS','name':'NAD83 / Massachusetts Island (ftUS) + NAVD88 height (ftUS (...))','components':[{'type':'ProjectedCRS','name':'NAD83 / Massachusetts Island (ftUS)','base_crs':{'name':'NAD83','datum':{'type':'GeodeticReferenceFrame','name':'North American Datum 1983','ellipsoid':{'name':'GRS 1980','semi_major_axis':6378137,'inverse_flattening':298.257222101}},'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':4269}},'conversion':{'name':'SPCS83 Massachusetts Island zone (US Survey feet)','method':{'name':'Lambert Conic Conformal (2SP)','id':{'authority':'EPSG','code':9802}},'parameters':[{'name':'Latitude of false origin','value':41,'unit':'degree','id':{'authority':'EPSG','code':8821}},{'name':'Longitude of false origin','value':-70.5,'unit':'degree','id':{'authority':'EPSG','code':8822}},{'name':'Latitude of 1st standard parallel','value':41.4833333333333,'unit':'degree','id':{'authority':'EPSG','code':8823}},{'name':'Latitude of 2nd standard parallel','value':41.2833333333333,'unit':'degree','id':{'authority':'EPSG','code':8824}},{'name':'Easting at false origin','value':1640416.667,'unit':{'type':'LinearUnit','name':'US survey foot','conversion_factor':0.304800609601219},'id':{'authority':'EPSG','code':8826}},{'name':'Northing at false origin','value':0,'unit':{'type':'LinearUnit','name':'US survey foot','conversion_factor':0.304800609601219},'id':{'authority':'EPSG','code':8827}}]},'coordinate_system':{'subtype':'Cartesian','axis':[{'name':'Easting','abbreviation':'X','direction':'east','unit':{'type':'LinearUnit','name':'US survey foot','conversion_factor':0.304800609601219}},{'name':'Northing','abbreviation':'Y','direction':'north','unit':{'type':'LinearUnit','name':'US survey foot','conversion_factor':0.304800609601219}}]}},{'type':'VerticalCRS','name':'NAVD88 height (ftUS)','datum':{'type':'VerticalReferenceFrame','name':'North American Vertical Datum 1988'},'coordinate_system':{'subtype':'vertical','axis':[{'name':'Gravity-related height','abbreviation':'H','direction':'up','unit':{'type':'LinearUnit','name':'US survey foot','conversion_factor':0.304800609601219}}]}}],'scope':'Engineering survey, topographic mapping.','area':'United States (USA) - Massachusetts offshore - counties of Dukes; Nantucket.','bbox':{'south_latitude':41.19,'west_longitude':-70.91,'north_latitude':41.51,'east_longitude':-69.89},'id':{'authority':'EPSG','code':8749}}
(geocrs:projJSONLiteral)
asWKT
COMPOUNDCRS['NAD83 / Massachusetts Island (ftUS) + NAVD88 height (ftUS)',PROJCRS['NAD83 / Massachusetts Island (ftUS)',BASEGEOGCRS['NAD83',DATUM['Nort (...)h American Datum 1983',ELLIPSOID['GRS 1980',6378137,298.257222101,LENGTHUNIT['metre',1]]],PRIMEM['Greenwich',0,ANGLEUNIT['degree',0.0174532925199433]],ID['EPSG',4269]],CONVERSION['SPCS83 Massachusetts Island zone (US Survey feet)',METHOD['Lambert Conic Conformal (2SP)',ID['EPSG',9802]],PARAMETER['Latitude of false origin',41,ANGLEUNIT['degree',0.0174532925199433],ID['EPSG',8821]],PARAMETER['Longitude of false origin',-70.5,ANGLEUNIT['degree',0.0174532925199433],ID['EPSG',8822]],PARAMETER['Latitude of 1st standard parallel',41.4833333333333,ANGLEUNIT['degree',0.0174532925199433],ID['EPSG',8823]],PARAMETER['Latitude of 2nd standard parallel',41.2833333333333,ANGLEUNIT['degree',0.0174532925199433],ID['EPSG',8824]],PARAMETER['Easting at false origin',1640416.667,LENGTHUNIT['US survey foot',0.304800609601219],ID['EPSG',8826]],PARAMETER['Northing at false origin',0,LENGTHUNIT['US survey foot',0.304800609601219],ID['EPSG',8827]]],CS[Cartesian,2],AXIS['easting (X)',east,ORDER[1],LENGTHUNIT['US survey foot',0.304800609601219]],AXIS['northing (Y)',north,ORDER[2],LENGTHUNIT['US survey foot',0.304800609601219]]],VERTCRS['NAVD88 height (ftUS)',VDATUM['North American Vertical Datum 1988'],CS[vertical,1],AXIS['gravity-related height (H)',up,LENGTHUNIT['US survey foot',0.304800609601219]]],USAGE[SCOPE['Engineering survey, topographic mapping.'],AREA['United States (USA) - Massachusetts offshore - counties of Dukes; Nantucket.'],BBOX[41.19,-70.91,41.51,-69.89]],ID['EPSG',8749]]
(geocrs:wktLiteral)
datumDatum: North American Datum 1983 (geoepsg:North_American_Datum_1983)
epsgCodeEPSG:8749 (xmls:string)
includes srs
isApplicableToEarth (geoepsg:Earth)
isBoundfalse (xmls:boolean)
isGeocentricfalse (xmls:boolean)
isGeographicfalse (xmls:boolean)
isProjectedtrue (xmls:boolean)
isVerticaltrue (xmls:boolean)
usage
type (rdf:type) compound coordinate reference system (geoepsg:CompoundCRS)
label (rdfs:label) NAD83 / Massachusetts Island (ftUS) + NAVD88 height (ftUS) (rdf:langString) (iso6391:en)
Metadata
PropertyValue
inDataset (void:inDataset) geoepsg_dataset (geoepsg:geoepsg_dataset) [466048 geocrs:PlanarCoordinateSystem]