{"$schema":"https://proj.org/schemas/v0.7/projjson.schema.json","type":"VerticalCRS","name":"GLMSL(2025) depth","datum":{"type":"VerticalReferenceFrame","name":"Greenland Mean Sea Level (2025)"},"coordinate_system":{"subtype":"vertical","axis":[{"name":"Depth","abbreviation":"D","direction":"down","unit":"metre"}]},"scope":"Hydrography and nautical charting.","area":"Greenland - offshore.","bbox":{"south_latitude":56.38,"west_longitude":-75,"north_latitude":87.03,"east_longitude":7.99},"id":{"authority":"EPSG","code":11451}}