metre
Engineering survey, topographic mapping.
None
Indonesia - east Kalimantan - Mahakam delta coastal and offshore shelf areas.
Data Source: EPSG v11.016 2024-08-31
Datum: Samboja
Coordinate System: cartesian
Projection: UTM zone 50S
Geodetic CRS: Samboja
PROJCRS["Samboja / UTM zone 50S",
BASEGEOGCRS["Samboja",
DATUM["Samboja",
ELLIPSOID["Bessel 1841",6377397.155,299.1528128,
LENGTHUNIT["metre",1]]],
PRIMEM["Greenwich",0,
ANGLEUNIT["degree",0.0174532925199433]],
ID["EPSG",4125]],
CONVERSION["UTM zone 50S",
METHOD["Transverse Mercator",
ID["EPSG",9807]],
PARAMETER["Latitude of natural origin",0,
ANGLEUNIT["degree",0.0174532925199433],
ID["EPSG",8801]],
PARAMETER["Longitude of natural origin",117,
ANGLEUNIT["degree",0.0174532925199433],
ID["EPSG",8802]],
PARAMETER["Scale factor at natural origin",0.9996,
SCALEUNIT["unity",1],
ID["EPSG",8805]],
PARAMETER["False easting",500000,
LENGTHUNIT["metre",1],
ID["EPSG",8806]],
PARAMETER["False northing",10000000,
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["Engineering survey, topographic mapping."],
AREA["Indonesia - east Kalimantan - Mahakam delta coastal and offshore shelf areas."],
BBOX[-1.24,116.72,0,117.99]],
ID["EPSG",2550]]
{
"$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
"type": "ProjectedCRS",
"name": "Samboja / UTM zone 50S",
"base_crs": {
"name": "Samboja",
"datum": {
"type": "GeodeticReferenceFrame",
"name": "Samboja",
"ellipsoid": {
"name": "Bessel 1841",
"semi_major_axis": 6377397.155,
"inverse_flattening": 299.1528128
}
},
"coordinate_system": {
"subtype": "ellipsoidal",
"axis": [
{
"name": "Geodetic latitude",
"abbreviation": "Lat",
"direction": "north",
"unit": {
"type": "AngularUnit",
"name": "degree minute second hemisphere",
"conversion_factor": 0.0174532925199433
}
},
{
"name": "Geodetic longitude",
"abbreviation": "Long",
"direction": "east",
"unit": {
"type": "AngularUnit",
"name": "degree minute second hemisphere",
"conversion_factor": 0.0174532925199433
}
}
]
},
"id": {
"authority": "EPSG",
"code": 4125
}
},
"conversion": {
"name": "UTM zone 50S",
"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": 117,
"unit": "degree",
"id": {
"authority": "EPSG",
"code": 8802
}
},
{
"name": "Scale factor at natural origin",
"value": 0.9996,
"unit": "unity",
"id": {
"authority": "EPSG",
"code": 8805
}
},
{
"name": "False easting",
"value": 500000,
"unit": "metre",
"id": {
"authority": "EPSG",
"code": 8806
}
},
{
"name": "False northing",
"value": 10000000,
"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": "Engineering survey, topographic mapping.",
"area": "Indonesia - east Kalimantan - Mahakam delta coastal and offshore shelf areas.",
"bbox": {
"south_latitude": -1.24,
"west_longitude": 116.72,
"north_latitude": 0,
"east_longitude": 117.99
},
"id": {
"authority": "EPSG",
"code": 2550
}
}
{'crs_wkt': 'PROJCRS["Samboja / UTM zone '
'50S",BASEGEOGCRS["Samboja",DATUM["Samboja",ELLIPSOID["Bessel '
'1841",6377397.155,299.1528128,LENGTHUNIT["metre",1]]],PRIMEM["Greenwich",0,ANGLEUNIT["degree",0.0174532925199433]],ID["EPSG",4125]],CONVERSION["UTM '
'zone 50S",METHOD["Transverse '
'Mercator",ID["EPSG",9807]],PARAMETER["Latitude of natural '
'origin",0,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8801]],PARAMETER["Longitude '
'of natural '
'origin",117,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8802]],PARAMETER["Scale '
'factor at natural '
'origin",0.9996,SCALEUNIT["unity",1],ID["EPSG",8805]],PARAMETER["False '
'easting",500000,LENGTHUNIT["metre",1],ID["EPSG",8806]],PARAMETER["False '
'northing",10000000,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["Engineering '
'survey, topographic mapping."],AREA["Indonesia - east Kalimantan '
'- Mahakam delta coastal and offshore shelf '
'areas."],BBOX[-1.24,116.72,0,117.99]],ID["EPSG",2550]]',
'false_easting': 500000.0,
'false_northing': 10000000.0,
'geographic_crs_name': 'Samboja',
'grid_mapping_name': 'transverse_mercator',
'horizontal_datum_name': 'Samboja',
'inverse_flattening': 299.1528128,
'latitude_of_projection_origin': 0.0,
'longitude_of_central_meridian': 117.0,
'longitude_of_prime_meridian': 0.0,
'prime_meridian_name': 'Greenwich',
'projected_crs_name': 'Samboja / UTM zone 50S',
'reference_ellipsoid_name': 'Bessel 1841',
'scale_factor_at_central_meridian': 0.9996,
'semi_major_axis': 6377397.155,
'semi_minor_axis': 6356078.962818189}