| asProjJSON | {'$schema':'https://proj.org/schemas/v0.2/projjson.schema.json','type':'CompoundCRS','name':'NAD83(NSRS2007) + NAVD88 height','components':[{'type':'G (...)eographicCRS','name':'NAD83(NSRS2007)','datum':{'type':'GeodeticReferenceFrame','name':'NAD83 (National Spatial Reference System 2007)','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':'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) - CONUS onshore - Alabama; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming.','bbox':{'south_latitude':24.41,'west_longitude':-124.79,'north_latitude':49.38,'east_longitude':-66.91},'id':{'authority':'EPSG','code':5500}} |
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