| asProjJSON | {'$schema':'https://proj.org/schemas/v0.2/projjson.schema.json','type':'CompoundCRS','name':'SHMG2015 + SHVD2015 height','components':[{'type':'Projec (...)tedCRS','name':'SHMG2015','base_crs':{'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'}]},'id':{'authority':'EPSG','code':7886}},'conversion':{'name':'UTM zone 30S','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':-3,'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':500000,'unit':'metre','id':{'authority':'EPSG','code':8806}},{'name':'False northing','value':10000000,'unit':'metre','id':{'authority':'EPSG','code':8807}}]},'coordinate_system':{'subtype':'Cartesian','axis':[{'name':'Easting','abbreviation':'E','direction':'east','unit':'metre'},{'name':'Northing','abbreviation':'N','direction':'north','unit':'metre'}]}},{'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':'Topographic mapping.','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':7956}} |
| asWKT | COMPOUNDCRS['SHMG2015 + SHVD2015 height',PROJCRS['SHMG2015',BASEGEOGCRS['SHGD2015',DATUM['St. Helena Geodetic Datum 2015',ELLIPSOID['GRS 1980',6378137 (...),298.257222101,LENGTHUNIT['metre',1]]],PRIMEM['Greenwich',0,ANGLEUNIT['degree',0.0174532925199433]],ID['EPSG',7886]],CONVERSION['UTM zone 30S',METHOD['Transverse Mercator',ID['EPSG',9807]],PARAMETER['Latitude of natural origin',0,ANGLEUNIT['degree',0.0174532925199433],ID['EPSG',8801]],PARAMETER['Longitude of natural origin',-3,ANGLEUNIT['degree',0.0174532925199433],ID['EPSG',8802]],PARAMETER['Scale factor at natural origin',0.9996,SCALEUNIT['unity',1],ID['EPSG',8805]],PARAMETER['False easting',500000,LENGTHUNIT['metre',1],ID['EPSG',8806]],PARAMETER['False northing',10000000,LENGTHUNIT['metre',1],ID['EPSG',8807]]],CS[Cartesian,2],AXIS['(E)',east,ORDER[1],LENGTHUNIT['metre',1]],AXIS['(N)',north,ORDER[2],LENGTHUNIT['metre',1]]],VERTCRS['SHVD2015 height',VDATUM['St. Helena Vertical Datum 2015'],CS[vertical,1],AXIS['gravity-related height (H)',up,LENGTHUNIT['metre',1]]],USAGE[SCOPE['Topographic mapping.'],AREA['St Helena, Ascension and Tristan da Cunha - St Helena Island - onshore.'],BBOX[-16.08,-5.85,-15.85,-5.58]],ID['EPSG',7956]] |