metre
Not known.
None
Madagascar - onshore.
Data Source: EPSG v11.016 2024-08-31
Datum: Tananarive 1925
Coordinate System: cartesian
Projection: Tananarive_1925_Laborde_Grid
Geodetic CRS: Tananarive
PROJCRS["Tananarive_1925_Laborde_Grid",
BASEGEOGCRS["Tananarive",
DATUM["Tananarive 1925",
ELLIPSOID["International 1924",6378388,297,
LENGTHUNIT["metre",1]]],
PRIMEM["Greenwich",0,
ANGLEUNIT["Degree",0.0174532925199433]]],
CONVERSION["Tananarive_1925_Laborde_Grid",
METHOD["Laborde Oblique Mercator",
ID["EPSG",9813]],
PARAMETER["Latitude of projection centre",-18.9,
ANGLEUNIT["Degree",0.0174532925199433],
ID["EPSG",8811]],
PARAMETER["Longitude of projection centre",46.4372291666667,
ANGLEUNIT["Degree",0.0174532925199433],
ID["EPSG",8812]],
PARAMETER["Azimuth at projection centre",18.9,
ANGLEUNIT["Degree",0.0174532925199433],
ID["EPSG",8813]],
PARAMETER["Scale factor at projection centre",0.9995,
SCALEUNIT["unity",1],
ID["EPSG",8815]],
PARAMETER["False easting",400000,
LENGTHUNIT["metre",1],
ID["EPSG",8806]],
PARAMETER["False northing",800000,
LENGTHUNIT["metre",1],
ID["EPSG",8807]]],
CS[Cartesian,2],
AXIS["(E)",east,
ORDER[1],
LENGTHUNIT["metre",1]],
AXIS["(N)",north,
ORDER[2],
LENGTHUNIT["metre",1]],
USAGE[
SCOPE["Not known."],
AREA["Madagascar - onshore."],
BBOX[-25.64,43.18,-11.89,50.56]],
ID["ESRI",102590]]
{
"$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
"type": "ProjectedCRS",
"name": "Tananarive_1925_Laborde_Grid",
"base_crs": {
"name": "Tananarive",
"datum": {
"type": "GeodeticReferenceFrame",
"name": "Tananarive 1925",
"ellipsoid": {
"name": "International 1924",
"semi_major_axis": 6378388,
"inverse_flattening": 297
}
},
"coordinate_system": {
"subtype": "ellipsoidal",
"axis": [
{
"name": "Longitude",
"abbreviation": "lon",
"direction": "east",
"unit": {
"type": "AngularUnit",
"name": "Degree",
"conversion_factor": 0.0174532925199433
}
},
{
"name": "Latitude",
"abbreviation": "lat",
"direction": "north",
"unit": {
"type": "AngularUnit",
"name": "Degree",
"conversion_factor": 0.0174532925199433
}
}
]
}
},
"conversion": {
"name": "Tananarive_1925_Laborde_Grid",
"method": {
"name": "Laborde Oblique Mercator",
"id": {
"authority": "EPSG",
"code": 9813
}
},
"parameters": [
{
"name": "Latitude of projection centre",
"value": -18.9,
"unit": {
"type": "AngularUnit",
"name": "Degree",
"conversion_factor": 0.0174532925199433
},
"id": {
"authority": "EPSG",
"code": 8811
}
},
{
"name": "Longitude of projection centre",
"value": 46.4372291666667,
"unit": {
"type": "AngularUnit",
"name": "Degree",
"conversion_factor": 0.0174532925199433
},
"id": {
"authority": "EPSG",
"code": 8812
}
},
{
"name": "Azimuth at projection centre",
"value": 18.9,
"unit": {
"type": "AngularUnit",
"name": "Degree",
"conversion_factor": 0.0174532925199433
},
"id": {
"authority": "EPSG",
"code": 8813
}
},
{
"name": "Scale factor at projection centre",
"value": 0.9995,
"unit": "unity",
"id": {
"authority": "EPSG",
"code": 8815
}
},
{
"name": "False easting",
"value": 400000,
"unit": "metre",
"id": {
"authority": "EPSG",
"code": 8806
}
},
{
"name": "False northing",
"value": 800000,
"unit": "metre",
"id": {
"authority": "EPSG",
"code": 8807
}
}
]
},
"coordinate_system": {
"subtype": "Cartesian",
"axis": [
{
"name": "Easting",
"abbreviation": "E",
"direction": "east",
"unit": "metre"
},
{
"name": "Northing",
"abbreviation": "N",
"direction": "north",
"unit": "metre"
}
]
},
"scope": "Not known.",
"area": "Madagascar - onshore.",
"bbox": {
"south_latitude": -25.64,
"west_longitude": 43.18,
"north_latitude": -11.89,
"east_longitude": 50.56
},
"id": {
"authority": "ESRI",
"code": 102590
}
}
{'crs_wkt': 'PROJCRS["Tananarive_1925_Laborde_Grid",BASEGEOGCRS["Tananarive",DATUM["Tananarive '
'1925",ELLIPSOID["International '
'1924",6378388,297,LENGTHUNIT["metre",1]]],PRIMEM["Greenwich",0,ANGLEUNIT["Degree",0.0174532925199433]]],CONVERSION["Tananarive_1925_Laborde_Grid",METHOD["Laborde '
'Oblique Mercator",ID["EPSG",9813]],PARAMETER["Latitude of '
'projection '
'centre",-18.9,ANGLEUNIT["Degree",0.0174532925199433],ID["EPSG",8811]],PARAMETER["Longitude '
'of projection '
'centre",46.4372291666667,ANGLEUNIT["Degree",0.0174532925199433],ID["EPSG",8812]],PARAMETER["Azimuth '
'at projection '
'centre",18.9,ANGLEUNIT["Degree",0.0174532925199433],ID["EPSG",8813]],PARAMETER["Scale '
'factor at projection '
'centre",0.9995,SCALEUNIT["unity",1],ID["EPSG",8815]],PARAMETER["False '
'easting",400000,LENGTHUNIT["metre",1],ID["EPSG",8806]],PARAMETER["False '
'northing",800000,LENGTHUNIT["metre",1],ID["EPSG",8807]]],CS[Cartesian,2],AXIS["(E)",east,ORDER[1],LENGTHUNIT["metre",1]],AXIS["(N)",north,ORDER[2],LENGTHUNIT["metre",1]],USAGE[SCOPE["Not '
'known."],AREA["Madagascar - '
'onshore."],BBOX[-25.64,43.18,-11.89,50.56]],ID["ESRI",102590]]'}