| asProjJSON | {'$schema':'https://proj.org/schemas/v0.2/projjson.schema.json','type':'CompoundCRS','name':'NAD83 / Alaska zone 1 + NAVD88 height','components':[{'ty (...)pe':'ProjectedCRS','name':'NAD83 / Alaska zone 1','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 Alaska zone 1 (meters)','method':{'name':'Hotine Oblique Mercator (variant A)','id':{'authority':'EPSG','code':9812}},'parameters':[{'name':'Latitude of projection centre','value':57,'unit':'degree','id':{'authority':'EPSG','code':8811}},{'name':'Longitude of projection centre','value':-133.666666666667,'unit':'degree','id':{'authority':'EPSG','code':8812}},{'name':'Azimuth of initial line','value':323.130102361111,'unit':'degree','id':{'authority':'EPSG','code':8813}},{'name':'Angle from Rectified to Skew Grid','value':323.130102361111,'unit':'degree','id':{'authority':'EPSG','code':8814}},{'name':'Scale factor on initial line','value':0.9999,'unit':'unity','id':{'authority':'EPSG','code':8815}},{'name':'False easting','value':5000000,'unit':'metre','id':{'authority':'EPSG','code':8806}},{'name':'False northing','value':-5000000,'unit':'metre','id':{'authority':'EPSG','code':8807}}]},'coordinate_system':{'subtype':'Cartesian','axis':[{'name':'Easting','abbreviation':'X','direction':'east','unit':'metre'},{'name':'Northing','abbreviation':'Y','direction':'north','unit':'metre'}]}},{'type':'VerticalCRS','name':'NAVD88 height','datum':{'type':'VerticalReferenceFrame','name':'North American Vertical Datum 1988'},'coordinate_system':{'subtype':'vertical','axis':[{'name':'Gravity-related height','abbreviation':'H','direction':'up','unit':'metre'}]}}],'scope':'Engineering survey, topographic mapping.','area':'United States (USA) - Alaska - east of 141°W; i.e. Panhandle.','bbox':{'south_latitude':54.61,'west_longitude':-141,'north_latitude':60.35,'east_longitude':-129.99},'id':{'authority':'EPSG','code':8803}} |
| asWKT | COMPOUNDCRS['NAD83 / Alaska zone 1 + NAVD88 height',PROJCRS['NAD83 / Alaska zone 1',BASEGEOGCRS['NAD83',DATUM['North American Datum 1983',ELLIPSOID['G (...)RS 1980',6378137,298.257222101,LENGTHUNIT['metre',1]]],PRIMEM['Greenwich',0,ANGLEUNIT['degree',0.0174532925199433]],ID['EPSG',4269]],CONVERSION['SPCS83 Alaska zone 1 (meters)',METHOD['Hotine Oblique Mercator (variant A)',ID['EPSG',9812]],PARAMETER['Latitude of projection centre',57,ANGLEUNIT['degree',0.0174532925199433],ID['EPSG',8811]],PARAMETER['Longitude of projection centre',-133.666666666667,ANGLEUNIT['degree',0.0174532925199433],ID['EPSG',8812]],PARAMETER['Azimuth of initial line',323.130102361111,ANGLEUNIT['degree',0.0174532925199433],ID['EPSG',8813]],PARAMETER['Angle from Rectified to Skew Grid',323.130102361111,ANGLEUNIT['degree',0.0174532925199433],ID['EPSG',8814]],PARAMETER['Scale factor on initial line',0.9999,SCALEUNIT['unity',1],ID['EPSG',8815]],PARAMETER['False easting',5000000,LENGTHUNIT['metre',1],ID['EPSG',8806]],PARAMETER['False northing',-5000000,LENGTHUNIT['metre',1],ID['EPSG',8807]]],CS[Cartesian,2],AXIS['easting (X)',east,ORDER[1],LENGTHUNIT['metre',1]],AXIS['northing (Y)',north,ORDER[2],LENGTHUNIT['metre',1]]],VERTCRS['NAVD88 height',VDATUM['North American Vertical Datum 1988'],CS[vertical,1],AXIS['gravity-related height (H)',up,LENGTHUNIT['metre',1]]],USAGE[SCOPE['Engineering survey, topographic mapping.'],AREA['United States (USA) - Alaska - east of 141°W; i.e. Panhandle.'],BBOX[54.61,-141,60.35,-129.99]],ID['EPSG',8803]] |