{"$schema":"https://proj.org/schemas/v0.7/projjson.schema.json","type":"CompoundCRS","name":"ETRS89-NLD [AGRS2010] + MSL-NLD depth","components":[{"type":"GeographicCRS","name":"ETRS89-NLD [AGRS2010]","datum":{"type":"GeodeticReferenceFrame","name":"AGRS2010 (ETRF2000)","anchor_epoch":2010.5,"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"}]},"remarks":"Horizontal component of national realization of ETRS89 in the Netherlands, aligned to ETRF2000."},{"type":"VerticalCRS","name":"MSL-NLD depth","datum":{"type":"VerticalReferenceFrame","name":"Mean Sea Level Netherlands"},"coordinate_system":{"subtype":"vertical","axis":[{"name":"Depth","abbreviation":"D","direction":"down","unit":"metre"}]}}],"scope":"Hydrography, drilling, offshore engineering.","area":"4859 - Netherlands - offshore and nearshore - east of 2.54° and south of 55.7625°","bbox":{"south_latitude":51.33,"west_longitude":2.54,"north_latitude":55.76,"east_longitude":7.21},"id":{"authority":"EPSG","code":12216}}