metre
Geodesy, engineering survey.
None
France - mainland onshore.
Data Source: EPSG v11.022 2024-11-05
Datum: Nivellement General de la France - Lallemand
Coordinate System: vertical
Projection: Undefined
Geodetic CRS: Undefined
VERTCRS["NGF Lallemand height",
VDATUM["Nivellement General de la France - Lallemand"],
CS[vertical,1],
AXIS["gravity-related height (H)",up,
LENGTHUNIT["metre",1]],
USAGE[
SCOPE["Geodesy, engineering survey."],
AREA["France - mainland onshore."],
BBOX[42.33,-4.87,51.14,8.23]],
ID["EPSG",5719]]
{
"$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
"type": "VerticalCRS",
"name": "NGF Lallemand height",
"datum": {
"type": "VerticalReferenceFrame",
"name": "Nivellement General de la France - Lallemand"
},
"coordinate_system": {
"subtype": "vertical",
"axis": [
{
"name": "Gravity-related height",
"abbreviation": "H",
"direction": "up",
"unit": "metre"
}
]
},
"scope": "Geodesy, engineering survey.",
"area": "France - mainland onshore.",
"bbox": {
"south_latitude": 42.33,
"west_longitude": -4.87,
"north_latitude": 51.14,
"east_longitude": 8.23
},
"id": {
"authority": "EPSG",
"code": 5719
}
}
{'crs_wkt': 'VERTCRS["NGF Lallemand height",VDATUM["Nivellement General de la '
'France - Lallemand"],CS[vertical,1],AXIS["gravity-related height '
'(H)",up,LENGTHUNIT["metre",1]],USAGE[SCOPE["Geodesy, engineering '
'survey."],AREA["France - mainland '
'onshore."],BBOX[42.33,-4.87,51.14,8.23]],ID["EPSG",5719]]',
'geopotential_datum_name': 'Nivellement General de la France - Lallemand'}