EPSG:32049

NAD27 / Washington South

Selected transformation

Name: NAD27 to ITRF2014 (1)

Grid Files: conus.las conus.los

Remarks: For use with legacy data - see CT code 9104 for alternative for new areas. Note that steps 1 and 2 are documented in the geog2D domain, steps 3 and 4 in the geocentric domain. Steps 3 and 4 may be implemented in one operation using CT code 8970.

Information source: IOGP

Revision date: 2019-06-13

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Definition: OGC Well Known Text 2 (2019)

BOUNDCRS[
    SOURCECRS[
        BOUNDCRS[
            SOURCECRS[
                BOUNDCRS[
                    SOURCECRS[
                        BOUNDCRS[
                            SOURCECRS[
                                PROJCRS["NAD27 / Washington South",
                                    BASEGEOGCRS["NAD27",
                                        DATUM["North American Datum 1927",
                                            ELLIPSOID["Clarke 1866",6378206.4,294.978698213898,
                                                LENGTHUNIT["metre",1]]],
                                        PRIMEM["Greenwich",0,
                                            ANGLEUNIT["degree",0.0174532925199433]],
                                        ID["EPSG",4267]],
                                    CONVERSION["Washington CS27 South zone",
                                        METHOD["Lambert Conic Conformal (2SP)",
                                            ID["EPSG",9802]],
                                        PARAMETER["Latitude of false origin",45.3333333333333,
                                            ANGLEUNIT["degree",0.0174532925199433],
                                            ID["EPSG",8821]],
                                        PARAMETER["Longitude of false origin",-120.5,
                                            ANGLEUNIT["degree",0.0174532925199433],
                                            ID["EPSG",8822]],
                                        PARAMETER["Latitude of 1st standard parallel",45.8333333333333,
                                            ANGLEUNIT["degree",0.0174532925199433],
                                            ID["EPSG",8823]],
                                        PARAMETER["Latitude of 2nd standard parallel",47.3333333333333,
                                            ANGLEUNIT["degree",0.0174532925199433],
                                            ID["EPSG",8824]],
                                        PARAMETER["Easting at false origin",2000000,
                                            LENGTHUNIT["US survey foot",0.304800609601219],
                                            ID["EPSG",8826]],
                                        PARAMETER["Northing at false origin",0,
                                            LENGTHUNIT["US survey foot",0.304800609601219],
                                            ID["EPSG",8827]]],
                                    CS[Cartesian,2],
                                        AXIS["easting (X)",east,
                                            ORDER[1],
                                            LENGTHUNIT["US survey foot",0.304800609601219]],
                                        AXIS["northing (Y)",north,
                                            ORDER[2],
                                            LENGTHUNIT["US survey foot",0.304800609601219]],
                                    ID["EPSG",32049]]],
                            TARGETCRS[
                                GEOGCRS["NAD83",
                                    DATUM["North American Datum 1983",
                                        ELLIPSOID["GRS 1980",6378137,298.257222101,
                                            LENGTHUNIT["metre",1]]],
                                    PRIMEM["Greenwich",0,
                                        ANGLEUNIT["degree",0.0174532925199433]],
                                    CS[ellipsoidal,2],
                                        AXIS["geodetic latitude (Lat)",north,
                                            ORDER[1],
                                            ANGLEUNIT["degree",0.0174532925199433]],
                                        AXIS["geodetic longitude (Lon)",east,
                                            ORDER[2],
                                            ANGLEUNIT["degree",0.0174532925199433]],
                                    ID["EPSG",4269],
                                    REMARK["Longitude is POSITIVE EAST. The adjustment included connections to Greenland and Mexico but the system was not adopted there. For applications with an accuracy of better than 1m replaced by NAD83(HARN) in the US and PRVI and by NAD83(CSRS) in Canada."]]],
                            ABRIDGEDTRANSFORMATION["NAD27 to NAD83 (1)",
                                METHOD["NADCON",
                                    ID["EPSG",9613]],
                                PARAMETERFILE["Latitude difference file","conus.las"],
                                PARAMETERFILE["Longitude difference file","conus.los"],
                                ID["EPSG",1241]]]],
                    TARGETCRS[
                        GEOGCRS["NAD83(2011)",
                            DATUM["NAD83 (National Spatial Reference System 2011)",
                                ELLIPSOID["GRS 1980",6378137,298.257222101,
                                    LENGTHUNIT["metre",1]],
                                ANCHOREPOCH[2010]],
                            PRIMEM["Greenwich",0,
                                ANGLEUNIT["degree",0.0174532925199433]],
                            CS[ellipsoidal,2],
                                AXIS["geodetic latitude (Lat)",north,
                                    ORDER[1],
                                    ANGLEUNIT["degree",0.0174532925199433]],
                                AXIS["geodetic longitude (Lon)",east,
                                    ORDER[2],
                                    ANGLEUNIT["degree",0.0174532925199433]],
                            ID["EPSG",6318],
                            REMARK["Note: this CRS includes longitudes which are POSITIVE EAST. Replaces NAD83(CORS96) and NAD83(NSRS2007) (CRS codes 6783 and 4759)."]]],
                    ABRIDGEDTRANSFORMATION["NAD83 to NAD83(2011) (1)",
                        METHOD["Geocentric translations (geog2D domain)",
                            ID["EPSG",9603]],
                        PARAMETER["X-axis translation",0,
                            ID["EPSG",8605]],
                        PARAMETER["Y-axis translation",0,
                            ID["EPSG",8606]],
                        PARAMETER["Z-axis translation",0,
                            ID["EPSG",8607]],
                        ID["EPSG",8971]]]],
            TARGETCRS[
                GEODCRS["ITRF2008",
                    DYNAMIC[
                        FRAMEEPOCH[2005]],
                    DATUM["International Terrestrial Reference Frame 2008",
                        ELLIPSOID["GRS 1980",6378137,298.257222101,
                            LENGTHUNIT["metre",1]]],
                    PRIMEM["Greenwich",0,
                        ANGLEUNIT["degree",0.0174532925199433]],
                    CS[Cartesian,3],
                        AXIS["(X)",geocentricX,
                            ORDER[1],
                            LENGTHUNIT["metre",1]],
                        AXIS["(Y)",geocentricY,
                            ORDER[2],
                            LENGTHUNIT["metre",1]],
                        AXIS["(Z)",geocentricZ,
                            ORDER[3],
                            LENGTHUNIT["metre",1]],
                    ID["EPSG",5332],
                    REMARK["Replaces ITRF2005 (CRS code 4896). Replaced by ITRF2014 (CRS code 7789)."]]],
            ABRIDGEDTRANSFORMATION["Inverse of ITRF2008 to NAD83(2011) (1)",
                METHOD["Inverse of Time-dependent Coordinate Frame rotation (geocen)",
                    ID["INVERSE(EPSG)",1056]],
                PARAMETER["X-axis translation",0.99343,
                    ID["EPSG",8605]],
                PARAMETER["Y-axis translation",-1.90331,
                    ID["EPSG",8606]],
                PARAMETER["Z-axis translation",-0.52655,
                    ID["EPSG",8607]],
                PARAMETER["X-axis rotation",0.02591467,
                    ID["EPSG",8608]],
                PARAMETER["Y-axis rotation",0.00942645,
                    ID["EPSG",8609]],
                PARAMETER["Z-axis rotation",0.01159935,
                    ID["EPSG",8610]],
                PARAMETER["Scale difference",1.71504,
                    ID["EPSG",8611]],
                PARAMETER["Rate of change of X-axis translation",2.50341244864579E-11,
                    ID["EPSG",1040]],
                PARAMETER["Rate of change of Y-axis translation",-1.90132591036389E-11,
                    ID["EPSG",1041]],
                PARAMETER["Rate of change of Z-axis translation",-4.24629453314602E-11,
                    ID["EPSG",1042]],
                PARAMETER["Rate of change of X-axis rotation",2.11268997406601E-12,
                    ID["EPSG",1043]],
                PARAMETER["Rate of change of Y-axis rotation",-2.40023382924337E-11,
                    ID["EPSG",1044]],
                PARAMETER["Rate of change of Z-axis rotation",-1.62658431631631E-12,
                    ID["EPSG",1045]],
                PARAMETER["Rate of change of Scale difference",-0.10201,
                    ID["EPSG",1046]],
                PARAMETER["Parameter reference epoch",1997,
                    ID["EPSG",1047]],
                ID["INVERSE(EPSG)",7807]]]],
    TARGETCRS[
        GEODCRS["ITRF2014",
            DYNAMIC[
                FRAMEEPOCH[2010]],
            DATUM["International Terrestrial Reference Frame 2014",
                ELLIPSOID["GRS 1980",6378137,298.257222101,
                    LENGTHUNIT["metre",1]]],
            PRIMEM["Greenwich",0,
                ANGLEUNIT["degree",0.0174532925199433]],
            CS[Cartesian,3],
                AXIS["(X)",geocentricX,
                    ORDER[1],
                    LENGTHUNIT["metre",1]],
                AXIS["(Y)",geocentricY,
                    ORDER[2],
                    LENGTHUNIT["metre",1]],
                AXIS["(Z)",geocentricZ,
                    ORDER[3],
                    LENGTHUNIT["metre",1]],
            USAGE[
                SCOPE["Geodesy."],
                AREA["World."],
                BBOX[-90,-180,90,180]],
            ID["EPSG",7789],
            REMARK["Replaces ITRF2008 (CRS code 5332). Replaced by ITRF2020 (CRS code 9988)."]]],
    ABRIDGEDTRANSFORMATION["ITRF2008 to ITRF2014 (1)",
        METHOD["Time-dependent Position Vector tfm (geocentric)",
            ID["EPSG",1053]],
        PARAMETER["X-axis translation",-0.0016,
            ID["EPSG",8605]],
        PARAMETER["Y-axis translation",-0.0019,
            ID["EPSG",8606]],
        PARAMETER["Z-axis translation",-0.0024,
            ID["EPSG",8607]],
        PARAMETER["X-axis rotation",0,
            ID["EPSG",8608]],
        PARAMETER["Y-axis rotation",0,
            ID["EPSG",8609]],
        PARAMETER["Z-axis rotation",0,
            ID["EPSG",8610]],
        PARAMETER["Scale difference",0.02,
            ID["EPSG",8611]],
        PARAMETER["Rate of change of X-axis translation",0,
            ID["EPSG",1040]],
        PARAMETER["Rate of change of Y-axis translation",0,
            ID["EPSG",1041]],
        PARAMETER["Rate of change of Z-axis translation",3.16887651727315E-12,
            ID["EPSG",1042]],
        PARAMETER["Rate of change of X-axis rotation",0,
            ID["EPSG",1043]],
        PARAMETER["Rate of change of Y-axis rotation",0,
            ID["EPSG",1044]],
        PARAMETER["Rate of change of Z-axis rotation",0,
            ID["EPSG",1045]],
        PARAMETER["Rate of change of Scale difference",-0.03,
            ID["EPSG",1046]],
        PARAMETER["Parameter reference epoch",2010,
            ID["EPSG",1047]],
        USAGE[
            SCOPE["Geodesy."],
            AREA["World."],
            BBOX[-90,-180,90,180]],
        ID["EPSG",7790],
        REMARK["Scale difference in ppb and scale difference rate in ppb/yr where 1/billion = 1E-9 or nm/m. Estimated using 127 stations at 125 sites."]]]

Definition: PROJ.4

+proj=lcc +lat_0=45.3333333333333 +lon_0=-120.5 +lat_1=45.8333333333333 +lat_2=47.3333333333333 +x_0=609601.219202438 +y_0=0 +datum=NAD27 +units=us-ft +no_defs +type=crs

Definition: JavaScript (Proj4js)

proj4.defs("EPSG:32049","+proj=lcc +lat_0=45.3333333333333 +lon_0=-120.5 +lat_1=45.8333333333333 +lat_2=47.3333333333333 +x_0=609601.219202438 +y_0=0 +datum=NAD27 +units=us-ft +no_defs +type=crs");

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "BoundCRS",
    "source_crs": {
        "type": "BoundCRS",
        "source_crs": {
            "type": "BoundCRS",
            "source_crs": {
                "type": "BoundCRS",
                "source_crs": {
                    "type": "ProjectedCRS",
                    "name": "NAD27 / Washington South",
                    "base_crs": {
                        "type": "GeographicCRS",
                        "name": "NAD27",
                        "datum": {
                            "type": "GeodeticReferenceFrame",
                            "name": "North American Datum 1927",
                            "ellipsoid": {
                                "name": "Clarke 1866",
                                "semi_major_axis": 6378206.4,
                                "semi_minor_axis": 6356583.8
                            }
                        },
                        "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": 4267
                        },
                        "remarks": "Note: this CRS includes longitudes which are POSITIVE EAST. Replaced by NAD27(76) (code 4608) in Ontario, CGQ77 (code 4609) in Quebec, Mexican Datum of 1993 (code 4483) in Mexico, NAD83 (code 4269) in Canada (excl. Ontario & Quebec) & USA."
                    },
                    "conversion": {
                        "name": "Washington CS27 South zone",
                        "method": {
                            "name": "Lambert Conic Conformal (2SP)",
                            "id": {
                                "authority": "EPSG",
                                "code": 9802
                            }
                        },
                        "parameters": [
                            {
                                "name": "Latitude of false origin",
                                "value": 45.3333333333333,
                                "unit": "degree",
                                "id": {
                                    "authority": "EPSG",
                                    "code": 8821
                                }
                            },
                            {
                                "name": "Longitude of false origin",
                                "value": -120.5,
                                "unit": "degree",
                                "id": {
                                    "authority": "EPSG",
                                    "code": 8822
                                }
                            },
                            {
                                "name": "Latitude of 1st standard parallel",
                                "value": 45.8333333333333,
                                "unit": "degree",
                                "id": {
                                    "authority": "EPSG",
                                    "code": 8823
                                }
                            },
                            {
                                "name": "Latitude of 2nd standard parallel",
                                "value": 47.3333333333333,
                                "unit": "degree",
                                "id": {
                                    "authority": "EPSG",
                                    "code": 8824
                                }
                            },
                            {
                                "name": "Easting at false origin",
                                "value": 2000000,
                                "unit": {
                                    "type": "LinearUnit",
                                    "name": "US survey foot",
                                    "conversion_factor": 0.304800609601219
                                },
                                "id": {
                                    "authority": "EPSG",
                                    "code": 8826
                                }
                            },
                            {
                                "name": "Northing at false origin",
                                "value": 0,
                                "unit": {
                                    "type": "LinearUnit",
                                    "name": "US survey foot",
                                    "conversion_factor": 0.304800609601219
                                },
                                "id": {
                                    "authority": "EPSG",
                                    "code": 8827
                                }
                            }
                        ]
                    },
                    "coordinate_system": {
                        "subtype": "Cartesian",
                        "axis": [
                            {
                                "name": "Easting",
                                "abbreviation": "X",
                                "direction": "east",
                                "unit": {
                                    "type": "LinearUnit",
                                    "name": "US survey foot",
                                    "conversion_factor": 0.304800609601219
                                }
                            },
                            {
                                "name": "Northing",
                                "abbreviation": "Y",
                                "direction": "north",
                                "unit": {
                                    "type": "LinearUnit",
                                    "name": "US survey foot",
                                    "conversion_factor": 0.304800609601219
                                }
                            }
                        ]
                    },
                    "id": {
                        "authority": "EPSG",
                        "code": 32049
                    }
                },
                "target_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83",
                    "datum": {
                        "type": "GeodeticReferenceFrame",
                        "name": "North American Datum 1983",
                        "ellipsoid": {
                            "name": "GRS 1980",
                            "semi_major_axis": 6378137,
                            "inverse_flattening": 298.257222101
                        }
                    },
                    "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": 4269
                    },
                    "remarks": "Longitude is POSITIVE EAST. The adjustment included connections to Greenland and Mexico but the system was not adopted there. For applications with an accuracy of better than 1m replaced by NAD83(HARN) in the US and PRVI and by NAD83(CSRS) in Canada."
                },
                "transformation": {
                    "name": "NAD27 to NAD83 (1)",
                    "method": {
                        "name": "NADCON",
                        "id": {
                            "authority": "EPSG",
                            "code": 9613
                        }
                    },
                    "parameters": [
                        {
                            "name": "Latitude difference file",
                            "value": "conus.las",
                            "id": {
                                "authority": "EPSG",
                                "code": 8657
                            }
                        },
                        {
                            "name": "Longitude difference file",
                            "value": "conus.los",
                            "id": {
                                "authority": "EPSG",
                                "code": 8658
                            }
                        }
                    ],
                    "id": {
                        "authority": "EPSG",
                        "code": 1241
                    }
                }
            },
            "target_crs": {
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                "name": "NAD83(2011)",
                "datum": {
                    "type": "GeodeticReferenceFrame",
                    "name": "NAD83 (National Spatial Reference System 2011)",
                    "anchor_epoch": 2010,
                    "ellipsoid": {
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                        "inverse_flattening": 298.257222101
                    }
                },
                "coordinate_system": {
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                        {
                            "name": "Geodetic latitude",
                            "abbreviation": "Lat",
                            "direction": "north",
                            "unit": "degree"
                        },
                        {
                            "name": "Geodetic longitude",
                            "abbreviation": "Lon",
                            "direction": "east",
                            "unit": "degree"
                        }
                    ]
                },
                "id": {
                    "authority": "EPSG",
                    "code": 6318
                },
                "remarks": "Note: this CRS includes longitudes which are POSITIVE EAST. Replaces NAD83(CORS96) and NAD83(NSRS2007) (CRS codes 6783 and 4759)."
            },
            "transformation": {
                "name": "NAD83 to NAD83(2011) (1)",
                "source_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83",
                    "datum": {
                        "type": "GeodeticReferenceFrame",
                        "name": "North American Datum 1983",
                        "ellipsoid": {
                            "name": "GRS 1980",
                            "semi_major_axis": 6378137,
                            "inverse_flattening": 298.257222101
                        }
                    },
                    "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": 4269
                    },
                    "remarks": "Longitude is POSITIVE EAST. The adjustment included connections to Greenland and Mexico but the system was not adopted there. For applications with an accuracy of better than 1m replaced by NAD83(HARN) in the US and PRVI and by NAD83(CSRS) in Canada."
                },
                "method": {
                    "name": "Geocentric translations (geog2D domain)",
                    "id": {
                        "authority": "EPSG",
                        "code": 9603
                    }
                },
                "parameters": [
                    {
                        "name": "X-axis translation",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                            "authority": "EPSG",
                            "code": 8605
                        }
                    },
                    {
                        "name": "Y-axis translation",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                            "authority": "EPSG",
                            "code": 8606
                        }
                    },
                    {
                        "name": "Z-axis translation",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                            "authority": "EPSG",
                            "code": 8607
                        }
                    }
                ],
                "id": {
                    "authority": "EPSG",
                    "code": 8971
                }
            }
        },
        "target_crs": {
            "type": "GeodeticCRS",
            "name": "ITRF2008",
            "datum": {
                "type": "DynamicGeodeticReferenceFrame",
                "name": "International Terrestrial Reference Frame 2008",
                "frame_reference_epoch": 2005,
                "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                }
            },
            "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                    {
                        "name": "Geocentric X",
                        "abbreviation": "X",
                        "direction": "geocentricX",
                        "unit": "metre"
                    },
                    {
                        "name": "Geocentric Y",
                        "abbreviation": "Y",
                        "direction": "geocentricY",
                        "unit": "metre"
                    },
                    {
                        "name": "Geocentric Z",
                        "abbreviation": "Z",
                        "direction": "geocentricZ",
                        "unit": "metre"
                    }
                ]
            },
            "id": {
                "authority": "EPSG",
                "code": 5332
            },
            "remarks": "Replaces ITRF2005 (CRS code 4896). Replaced by ITRF2014 (CRS code 7789)."
        },
        "transformation": {
            "name": "Inverse of ITRF2008 to NAD83(2011) (1)",
            "source_crs": {
                "type": "GeodeticCRS",
                "name": "NAD83(2011)",
                "datum": {
                    "type": "GeodeticReferenceFrame",
                    "name": "NAD83 (National Spatial Reference System 2011)",
                    "anchor_epoch": 2010,
                    "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                    }
                },
                "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                        {
                            "name": "Geocentric X",
                            "abbreviation": "X",
                            "direction": "geocentricX",
                            "unit": "metre"
                        },
                        {
                            "name": "Geocentric Y",
                            "abbreviation": "Y",
                            "direction": "geocentricY",
                            "unit": "metre"
                        },
                        {
                            "name": "Geocentric Z",
                            "abbreviation": "Z",
                            "direction": "geocentricZ",
                            "unit": "metre"
                        }
                    ]
                },
                "id": {
                    "authority": "EPSG",
                    "code": 6317
                },
                "remarks": "Replaces NAD83(CORS96) and NAD83(NSRS2007) (CRS codes 6781 and 4892)."
            },
            "method": {
                "name": "Inverse of Time-dependent Coordinate Frame rotation (geocen)",
                "id": {
                    "authority": "INVERSE(EPSG)",
                    "code": 1056
                }
            },
            "parameters": [
                {
                    "name": "X-axis translation",
                    "value": 0.99343,
                    "unit": "metre",
                    "id": {
                        "authority": "EPSG",
                        "code": 8605
                    }
                },
                {
                    "name": "Y-axis translation",
                    "value": -1.90331,
                    "unit": "metre",
                    "id": {
                        "authority": "EPSG",
                        "code": 8606
                    }
                },
                {
                    "name": "Z-axis translation",
                    "value": -0.52655,
                    "unit": "metre",
                    "id": {
                        "authority": "EPSG",
                        "code": 8607
                    }
                },
                {
                    "name": "X-axis rotation",
                    "value": 25.91467,
                    "unit": {
                        "type": "AngularUnit",
                        "name": "milliarc-second",
                        "conversion_factor": 4.84813681109536e-09
                    },
                    "id": {
                        "authority": "EPSG",
                        "code": 8608
                    }
                },
                {
                    "name": "Y-axis rotation",
                    "value": 9.42645,
                    "unit": {
                        "type": "AngularUnit",
                        "name": "milliarc-second",
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                },
                {
                    "name": "Z-axis rotation",
                    "value": 11.59935,
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                        "conversion_factor": 4.84813681109536e-09
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                    "id": {
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                },
                {
                    "name": "Scale difference",
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                        "conversion_factor": 1e-09
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                {
                    "name": "Rate of change of Z-axis translation",
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                },
                {
                    "name": "Rate of change of X-axis rotation",
                    "value": 0.06667,
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                },
                {
                    "name": "Rate of change of Y-axis rotation",
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                        "name": "milliarc-seconds per year",
                        "conversion_factor": 1.53631468932076e-16
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                        "code": 1044
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                },
                {
                    "name": "Rate of change of Z-axis rotation",
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                        "name": "milliarc-seconds per year",
                        "conversion_factor": 1.53631468932076e-16
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                },
                {
                    "name": "Rate of change of Scale difference",
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                        "name": "parts per billion per year",
                        "conversion_factor": 3.16887651727315e-17
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                },
                {
                    "name": "Parameter reference epoch",
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                        "conversion_factor": 31556925.445
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                    "id": {
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            ],
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        }
    },
    "target_crs": {
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            "name": "International Terrestrial Reference Frame 2014",
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        },
        "coordinate_system": {
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        "remarks": "Replaces ITRF2008 (CRS code 5332). Replaced by ITRF2020 (CRS code 9988)."
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    "transformation": {
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                        "direction": "geocentricY",
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        "parameters": [
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                "name": "Z-axis translation",
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            {
                "name": "Scale difference",
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                    "name": "parts per billion",
                    "conversion_factor": 1e-09
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                "id": {
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            {
                "name": "Rate of change of X-axis translation",
                "value": 0,
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                    "name": "millimetres per year",
                    "conversion_factor": 3.16887651727315e-11
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            },
            {
                "name": "Rate of change of Y-axis translation",
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                "id": {
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            },
            {
                "name": "Rate of change of Z-axis translation",
                "value": 0.1,
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                    "type": "LinearUnit",
                    "name": "millimetres per year",
                    "conversion_factor": 3.16887651727315e-11
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            },
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                "name": "Rate of change of X-axis rotation",
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            },
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                "name": "Rate of change of Y-axis rotation",
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                "id": {
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                    "code": 1044
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            },
            {
                "name": "Rate of change of Z-axis rotation",
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                    "name": "milliarc-seconds per year",
                    "conversion_factor": 1.53631468932076e-16
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                "id": {
                    "authority": "EPSG",
                    "code": 1045
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            },
            {
                "name": "Rate of change of Scale difference",
                "value": -0.03,
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                    "type": "ScaleUnit",
                    "name": "parts per billion per year",
                    "conversion_factor": 3.16887651727315e-17
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            {
                "name": "Parameter reference epoch",
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                    "code": 1047
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            }
        ],
        "id": {
            "authority": "EPSG",
            "code": 7790
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    }
}

Definition: MapServer - MAPfile

PROJECTION
	"proj=lcc"
	"lat_0=45.3333333333333"
	"lon_0=-120.5"
	"lat_1=45.8333333333333"
	"lat_2=47.3333333333333"
	"x_0=609601.219202438"
	"y_0=0"
	"datum=NAD27"
	"units=us-ft"
	"no_defs"
	"type=crs"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=lcc +lat_0=45.3333333333333 +lon_0=-120.5 +lat_1=45.8333333333333 +lat_2=47.3333333333333 +x_0=609601.219202438 +y_0=0 +datum=NAD27 +units=us-ft +no_defs +type=crs">
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	</Layer>
</Map>