metre
Hydrography and nautical charting.
None
Azerbaijan - offshore; Kazakhstan - offshore; Russian Federation - Caspian Sea; Turkmenistan - offshore.
Data Source: EPSG v11.022 2024-11-05
Datum: Pulkovo 1942
Coordinate System: cartesian
Projection: Caspian Sea Mercator
Geodetic CRS: Pulkovo 1942
PROJCRS["Pulkovo 1942 / Caspian Sea Mercator",
BASEGEOGCRS["Pulkovo 1942",
DATUM["Pulkovo 1942",
ELLIPSOID["Krassowsky 1940",6378245,298.3,
LENGTHUNIT["metre",1]]],
PRIMEM["Greenwich",0,
ANGLEUNIT["degree",0.0174532925199433]],
ID["EPSG",4284]],
CONVERSION["Caspian Sea Mercator",
METHOD["Mercator (variant B)",
ID["EPSG",9805]],
PARAMETER["Latitude of 1st standard parallel",42,
ANGLEUNIT["degree",0.0174532925199433],
ID["EPSG",8823]],
PARAMETER["Longitude of natural origin",51,
ANGLEUNIT["degree",0.0174532925199433],
ID["EPSG",8802]],
PARAMETER["False easting",0,
LENGTHUNIT["metre",1],
ID["EPSG",8806]],
PARAMETER["False northing",0,
LENGTHUNIT["metre",1],
ID["EPSG",8807]]],
CS[Cartesian,2],
AXIS["northing (none)",north,
ORDER[1],
LENGTHUNIT["metre",1]],
AXIS["easting (none)",east,
ORDER[2],
LENGTHUNIT["metre",1]],
USAGE[
SCOPE["Hydrography and nautical charting."],
AREA["Azerbaijan - offshore; Kazakhstan - offshore; Russian Federation - Caspian Sea; Turkmenistan - offshore."],
BBOX[37.35,46.95,46.97,53.93]],
ID["EPSG",3388]]
{
"$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
"type": "ProjectedCRS",
"name": "Pulkovo 1942 / Caspian Sea Mercator",
"base_crs": {
"name": "Pulkovo 1942",
"datum": {
"type": "GeodeticReferenceFrame",
"name": "Pulkovo 1942",
"ellipsoid": {
"name": "Krassowsky 1940",
"semi_major_axis": 6378245,
"inverse_flattening": 298.3
}
},
"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": "EPSG",
"code": 4284
}
},
"conversion": {
"name": "Caspian Sea Mercator",
"method": {
"name": "Mercator (variant B)",
"id": {
"authority": "EPSG",
"code": 9805
}
},
"parameters": [
{
"name": "Latitude of 1st standard parallel",
"value": 42,
"unit": "degree",
"id": {
"authority": "EPSG",
"code": 8823
}
},
{
"name": "Longitude of natural origin",
"value": 51,
"unit": "degree",
"id": {
"authority": "EPSG",
"code": 8802
}
},
{
"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": "Northing",
"abbreviation": "none",
"direction": "north",
"unit": "metre"
},
{
"name": "Easting",
"abbreviation": "none",
"direction": "east",
"unit": "metre"
}
]
},
"scope": "Hydrography and nautical charting.",
"area": "Azerbaijan - offshore; Kazakhstan - offshore; Russian Federation - Caspian Sea; Turkmenistan - offshore.",
"bbox": {
"south_latitude": 37.35,
"west_longitude": 46.95,
"north_latitude": 46.97,
"east_longitude": 53.93
},
"id": {
"authority": "EPSG",
"code": 3388
}
}
{'crs_wkt': 'PROJCRS["Pulkovo 1942 / Caspian Sea '
'Mercator",BASEGEOGCRS["Pulkovo 1942",DATUM["Pulkovo '
'1942",ELLIPSOID["Krassowsky '
'1940",6378245,298.3,LENGTHUNIT["metre",1]]],PRIMEM["Greenwich",0,ANGLEUNIT["degree",0.0174532925199433]],ID["EPSG",4284]],CONVERSION["Caspian '
'Sea Mercator",METHOD["Mercator (variant '
'B)",ID["EPSG",9805]],PARAMETER["Latitude of 1st standard '
'parallel",42,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8823]],PARAMETER["Longitude '
'of natural '
'origin",51,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8802]],PARAMETER["False '
'easting",0,LENGTHUNIT["metre",1],ID["EPSG",8806]],PARAMETER["False '
'northing",0,LENGTHUNIT["metre",1],ID["EPSG",8807]]],CS[Cartesian,2],AXIS["northing '
'(none)",north,ORDER[1],LENGTHUNIT["metre",1]],AXIS["easting '
'(none)",east,ORDER[2],LENGTHUNIT["metre",1]],USAGE[SCOPE["Hydrography '
'and nautical charting."],AREA["Azerbaijan - offshore; Kazakhstan '
'- offshore; Russian Federation - Caspian Sea; Turkmenistan - '
'offshore."],BBOX[37.35,46.95,46.97,53.93]],ID["EPSG",3388]]',
'false_easting': 0.0,
'false_northing': 0.0,
'geographic_crs_name': 'Pulkovo 1942',
'grid_mapping_name': 'mercator',
'horizontal_datum_name': 'Pulkovo 1942',
'inverse_flattening': 298.3,
'longitude_of_prime_meridian': 0.0,
'longitude_of_projection_origin': 51.0,
'prime_meridian_name': 'Greenwich',
'projected_crs_name': 'Pulkovo 1942 / Caspian Sea Mercator',
'reference_ellipsoid_name': 'Krassowsky 1940',
'semi_major_axis': 6378245.0,
'semi_minor_axis': 6356863.018773047,
'standard_parallel': 42.0}