| asProjJSON | {'$schema':'https://proj.org/schemas/v0.2/projjson.schema.json','type':'VerticalCRS','name':'NGF-IGN78 height','datum':{'type':'VerticalReferenceFrame (...)','name':'Nivellement General de la France - IGN78'},'coordinate_system':{'subtype':'vertical','axis':[{'name':'Gravity-related height','abbreviation':'H','direction':'up','unit':'metre'}]},'scope':'Geodesy, engineering survey.','area':'France - Corsica onshore.','bbox':{'south_latitude':41.31,'west_longitude':8.5,'north_latitude':43.07,'east_longitude':9.63},'id':{'authority':'EPSG','code':5721}} |
| asWKT | VERTCRS['NGF-IGN78 height',VDATUM['Nivellement General de la France - IGN78'],CS[vertical,1],AXIS['gravity-related height (H)',up,LENGTHUNIT['metre',1 (...)]],USAGE[SCOPE['Geodesy, engineering survey.'],AREA['France - Corsica onshore.'],BBOX[41.31,8.5,43.07,9.63]],ID['EPSG',5721]] |