metre
None
None
Data Source: EPSG v11.016 2024-08-31
Datum: Halley (2015) - Sphere
Coordinate System: cartesian
Projection: Tranverse Mercator
Geodetic CRS: Halley (2015) - Sphere / Ocentric
PROJCRS["Halley (2015) - Sphere / Ocentric / Tranverse Mercator",
BASEGEOGCRS["Halley (2015) - Sphere / Ocentric",
DATUM["Halley (2015) - Sphere",
ELLIPSOID["Halley (2015) - Sphere",8000,0,
LENGTHUNIT["metre",1]]],
PRIMEM["Reference Meridian",0,
ANGLEUNIT["degree",0.0174532925199433]],
ID["IAU",100003600,2015]],
CONVERSION["Tranverse Mercator",
METHOD["Transverse Mercator",
ID["EPSG",9807]],
PARAMETER["Latitude of natural origin",0,
ANGLEUNIT["degree",0.0174532925199433],
ID["EPSG",8801]],
PARAMETER["Longitude of natural origin",0,
ANGLEUNIT["degree",0.0174532925199433],
ID["EPSG",8802]],
PARAMETER["Scale factor at natural origin",1,
SCALEUNIT["unity",1],
ID["EPSG",8805]],
PARAMETER["False easting",0,
LENGTHUNIT["metre",1],
ID["EPSG",8806]],
PARAMETER["False northing",0,
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]],
ID["IAU",100003660,2015]]
{
"$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
"type": "ProjectedCRS",
"name": "Halley (2015) - Sphere / Ocentric / Tranverse Mercator",
"base_crs": {
"name": "Halley (2015) - Sphere / Ocentric",
"datum": {
"type": "GeodeticReferenceFrame",
"name": "Halley (2015) - Sphere",
"ellipsoid": {
"name": "Halley (2015) - Sphere",
"radius": 8000
},
"prime_meridian": {
"name": "Reference Meridian",
"longitude": 0
}
},
"coordinate_system": {
"subtype": "ellipsoidal",
"axis": [
{
"name": "Geodetic latitude",
"abbreviation": "Lat",
"direction": "north",
"unit": "degree"
},
{
"name": "Geodetic longitude",
"abbreviation": "Lon",
"direction": "east",
"unit": "degree"
}
]
},
"id": {
"authority": "IAU",
"code": 100003600,
"version": 2015
},
"remarks": "Use semi-major radius as sphere for interoperability. Source of IAU Coordinate systems: https://doi.org/10.1007/s10569-017-9805-5"
},
"conversion": {
"name": "Tranverse Mercator",
"method": {
"name": "Transverse Mercator",
"id": {
"authority": "EPSG",
"code": 9807
}
},
"parameters": [
{
"name": "Latitude of natural origin",
"value": 0,
"unit": "degree",
"id": {
"authority": "EPSG",
"code": 8801
}
},
{
"name": "Longitude of natural origin",
"value": 0,
"unit": "degree",
"id": {
"authority": "EPSG",
"code": 8802
}
},
{
"name": "Scale factor at natural origin",
"value": 1,
"unit": "unity",
"id": {
"authority": "EPSG",
"code": 8805
}
},
{
"name": "False easting",
"value": 0,
"unit": "metre",
"id": {
"authority": "EPSG",
"code": 8806
}
},
{
"name": "False northing",
"value": 0,
"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"
}
]
},
"id": {
"authority": "IAU",
"code": 100003660,
"version": 2015
}
}
{'crs_wkt': 'PROJCRS["Halley (2015) - Sphere / Ocentric / Tranverse '
'Mercator",BASEGEOGCRS["Halley (2015) - Sphere / '
'Ocentric",DATUM["Halley (2015) - Sphere",ELLIPSOID["Halley (2015) '
'- Sphere",8000,0,LENGTHUNIT["metre",1]]],PRIMEM["Reference '
'Meridian",0,ANGLEUNIT["degree",0.0174532925199433]],ID["IAU",100003600,2015]],CONVERSION["Tranverse '
'Mercator",METHOD["Transverse '
'Mercator",ID["EPSG",9807]],PARAMETER["Latitude of natural '
'origin",0,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8801]],PARAMETER["Longitude '
'of natural '
'origin",0,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8802]],PARAMETER["Scale '
'factor at natural '
'origin",1,SCALEUNIT["unity",1],ID["EPSG",8805]],PARAMETER["False '
'easting",0,LENGTHUNIT["metre",1],ID["EPSG",8806]],PARAMETER["False '
'northing",0,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]],ID["IAU",100003660,2015]]',
'false_easting': 0.0,
'false_northing': 0.0,
'geographic_crs_name': 'Halley (2015) - Sphere / Ocentric',
'grid_mapping_name': 'transverse_mercator',
'horizontal_datum_name': 'Halley (2015) - Sphere',
'inverse_flattening': 0.0,
'latitude_of_projection_origin': 0.0,
'longitude_of_central_meridian': 0.0,
'longitude_of_prime_meridian': 0.0,
'prime_meridian_name': 'Reference Meridian',
'projected_crs_name': 'Halley (2015) - Sphere / Ocentric / Tranverse Mercator',
'reference_ellipsoid_name': 'Halley (2015) - Sphere',
'scale_factor_at_central_meridian': 1.0,
'semi_major_axis': 8000.0,
'semi_minor_axis': 8000.0}