| asProjJSON | {'$schema':'https://proj.org/schemas/v0.2/projjson.schema.json','type':'CompoundCRS','name':'SHGD2015 + SHVD2015 height','components':[{'type':'Geogra (...)phicCRS','name':'SHGD2015','datum':{'type':'GeodeticReferenceFrame','name':'St. Helena Geodetic Datum 2015','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'}]}},{'type':'VerticalCRS','name':'SHVD2015 height','datum':{'type':'VerticalReferenceFrame','name':'St. Helena Vertical Datum 2015'},'coordinate_system':{'subtype':'vertical','axis':[{'name':'Gravity-related height','abbreviation':'H','direction':'up','unit':'metre'}]}}],'scope':'Spatial referencing.','area':'St Helena, Ascension and Tristan da Cunha - St Helena Island - onshore.','bbox':{'south_latitude':-16.08,'west_longitude':-5.85,'north_latitude':-15.85,'east_longitude':-5.58},'id':{'authority':'EPSG','code':9517}} |
| asWKT | COMPOUNDCRS['SHGD2015 + SHVD2015 height',GEOGCRS['SHGD2015',DATUM['St. Helena Geodetic Datum 2015',ELLIPSOID['GRS 1980',6378137,298.257222101,LENGTHUN (...)IT['metre',1]]],PRIMEM['Greenwich',0,ANGLEUNIT['degree',0.0174532925199433]],CS[ellipsoidal,2],AXIS['geodetic latitude (Lat)',north,ORDER[1],ANGLEUNIT['degree',0.0174532925199433]],AXIS['geodetic longitude (Lon)',east,ORDER[2],ANGLEUNIT['degree',0.0174532925199433]]],VERTCRS['SHVD2015 height',VDATUM['St. Helena Vertical Datum 2015'],CS[vertical,1],AXIS['gravity-related height (H)',up,LENGTHUNIT['metre',1]]],USAGE[SCOPE['Spatial referencing.'],AREA['St Helena, Ascension and Tristan da Cunha - St Helena Island - onshore.'],BBOX[-16.08,-5.85,-15.85,-5.58]],ID['EPSG',9517]] |