EPSG:8256

ITRF92 to NAD83(CSRS96) (1)

Attributes

Geodetic CRS: ITRF92

Datum: International Terrestrial Reference Frame 1992

Ellipsoid: GRS 1980

Prime meridian: Greenwich

Data source: EPSG

Information source: "The Evolution of NAD83 in Canada", M. Craymer, Geodetic Survey Division, Natural Resources Canada, in Geomatica Volume 60, No. 2, 2006.

Revision date: 2019-09-17

Scope: Geodesy. Defines NAD83(CSRS96).

Remarks: Scale difference in ppb and scale difference rate in ppb/yr where 1/billion = 1E-9 or nm/m. Superseded by tfm from ITRF93 (see code 8257).

Method: Time-dependent Position Vector tfm (geocentric)

Area of use: Canada - onshore and offshore - Alberta; British Columbia; Manitoba; New Brunswick; Newfoundland and Labrador; Northwest Territories; Nova Scotia; Nunavut; Ontario; Prince Edward Island; Quebec; Saskatchewan; Yukon.

Description: (0,)

MapTiler banner

Definition: OGC Well Known Text 2 (2019)

COORDINATEOPERATION["ITRF92 to NAD83(CSRS96) (1)",
    VERSION["NRC-Can CSRS96 92"],
    SOURCECRS[
        GEODCRS["ITRF92",
            DYNAMIC[
                FRAMEEPOCH[1988]],
            DATUM["International Terrestrial Reference Frame 1992",
                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",4914]]],
    TARGETCRS[
        GEODCRS["NAD83(CSRS96)",
            DATUM["North American Datum of 1983 (CSRS96)",
                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",8230]]],
    METHOD["Time-dependent Position Vector tfm (geocentric)",
        ID["EPSG",1053]],
    PARAMETER["X-axis translation",0.936,
        LENGTHUNIT["metre",1],
        ID["EPSG",8605]],
    PARAMETER["Y-axis translation",-1.984,
        LENGTHUNIT["metre",1],
        ID["EPSG",8606]],
    PARAMETER["Z-axis translation",-0.543,
        LENGTHUNIT["metre",1],
        ID["EPSG",8607]],
    PARAMETER["X-axis rotation",-27.5,
        ANGLEUNIT["milliarc-second",4.84813681109536E-09],
        ID["EPSG",8608]],
    PARAMETER["Y-axis rotation",-15.5,
        ANGLEUNIT["milliarc-second",4.84813681109536E-09],
        ID["EPSG",8609]],
    PARAMETER["Z-axis rotation",-10.7,
        ANGLEUNIT["milliarc-second",4.84813681109536E-09],
        ID["EPSG",8610]],
    PARAMETER["Scale difference",5,
        SCALEUNIT["parts per billion",1E-09],
        ID["EPSG",8611]],
    PARAMETER["Rate of change of X-axis translation",0,
        LENGTHUNIT["metres per year",3.16887651727315E-08],
        ID["EPSG",1040]],
    PARAMETER["Rate of change of Y-axis translation",0,
        LENGTHUNIT["metres per year",3.16887651727315E-08],
        ID["EPSG",1041]],
    PARAMETER["Rate of change of Z-axis translation",0,
        LENGTHUNIT["metres per year",3.16887651727315E-08],
        ID["EPSG",1042]],
    PARAMETER["Rate of change of X-axis rotation",-0.052,
        ANGLEUNIT["milliarc-seconds per year",1.53631468932076E-16],
        ID["EPSG",1043]],
    PARAMETER["Rate of change of Y-axis rotation",0.742,
        ANGLEUNIT["milliarc-seconds per year",1.53631468932076E-16],
        ID["EPSG",1044]],
    PARAMETER["Rate of change of Z-axis rotation",0.032,
        ANGLEUNIT["milliarc-seconds per year",1.53631468932076E-16],
        ID["EPSG",1045]],
    PARAMETER["Rate of change of Scale difference",0,
        SCALEUNIT["parts per billion per year",3.16887651727315E-17],
        ID["EPSG",1046]],
    PARAMETER["Parameter reference epoch",1988,
        TIMEUNIT["year",31556925.445],
        ID["EPSG",1047]],
    OPERATIONACCURACY[0.0],
    USAGE[
        SCOPE["Geodesy. Defines NAD83(CSRS96)."],
        AREA["Canada - onshore and offshore - Alberta; British Columbia; Manitoba; New Brunswick; Newfoundland and Labrador; Northwest Territories; Nova Scotia; Nunavut; Ontario; Prince Edward Island; Quebec; Saskatchewan; Yukon."],
        BBOX[38.21,-141.01,86.46,-40.73]],
    ID["EPSG",8256],
    REMARK["Scale difference in ppb and scale difference rate in ppb/yr where 1/billion = 1E-9 or nm/m. Superseded by tfm from ITRF93 (see code 8257)."]]

Definition: PROJ.4

+proj=helmert +x=0.936 +y=-1.984 +z=-0.543 +rx=-0.0275 +ry=-0.0155 +rz=-0.0107 +s=0.005 +dx=0 +dy=0 +dz=0 +drx=-5.2e-05 +dry=0.000742 +drz=3.2e-05 +ds=0 +t_epoch=1988 +convention=position_vector

Definition: JavaScript (Proj4js)

proj4.defs("EPSG:8256","+proj=helmert +x=0.936 +y=-1.984 +z=-0.543 +rx=-0.0275 +ry=-0.0155 +rz=-0.0107 +s=0.005 +dx=0 +dy=0 +dz=0 +drx=-5.2e-05 +dry=0.000742 +drz=3.2e-05 +ds=0 +t_epoch=1988 +convention=position_vector");

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "Transformation",
    "name": "ITRF92 to NAD83(CSRS96) (1)",
    "source_crs": {
        "type": "GeodeticCRS",
        "name": "ITRF92",
        "datum": {
            "type": "DynamicGeodeticReferenceFrame",
            "name": "International Terrestrial Reference Frame 1992",
            "frame_reference_epoch": 1988,
            "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": 4914
        }
    },
    "target_crs": {
        "type": "GeodeticCRS",
        "name": "NAD83(CSRS96)",
        "datum": {
            "type": "GeodeticReferenceFrame",
            "name": "North American Datum of 1983 (CSRS96)",
            "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": 8230
        }
    },
    "method": {
        "name": "Time-dependent Position Vector tfm (geocentric)",
        "id": {
            "authority": "EPSG",
            "code": 1053
        }
    },
    "parameters": [
        {
            "name": "X-axis translation",
            "value": 0.936,
            "unit": "metre",
            "id": {
                "authority": "EPSG",
                "code": 8605
            }
        },
        {
            "name": "Y-axis translation",
            "value": -1.984,
            "unit": "metre",
            "id": {
                "authority": "EPSG",
                "code": 8606
            }
        },
        {
            "name": "Z-axis translation",
            "value": -0.543,
            "unit": "metre",
            "id": {
                "authority": "EPSG",
                "code": 8607
            }
        },
        {
            "name": "X-axis rotation",
            "value": -27.5,
            "unit": {
                "type": "AngularUnit",
                "name": "milliarc-second",
                "conversion_factor": 4.84813681109536e-09
            },
            "id": {
                "authority": "EPSG",
                "code": 8608
            }
        },
        {
            "name": "Y-axis rotation",
            "value": -15.5,
            "unit": {
                "type": "AngularUnit",
                "name": "milliarc-second",
                "conversion_factor": 4.84813681109536e-09
            },
            "id": {
                "authority": "EPSG",
                "code": 8609
            }
        },
        {
            "name": "Z-axis rotation",
            "value": -10.7,
            "unit": {
                "type": "AngularUnit",
                "name": "milliarc-second",
                "conversion_factor": 4.84813681109536e-09
            },
            "id": {
                "authority": "EPSG",
                "code": 8610
            }
        },
        {
            "name": "Scale difference",
            "value": 5,
            "unit": {
                "type": "ScaleUnit",
                "name": "parts per billion",
                "conversion_factor": 1e-09
            },
            "id": {
                "authority": "EPSG",
                "code": 8611
            }
        },
        {
            "name": "Rate of change of X-axis translation",
            "value": 0,
            "unit": {
                "type": "LinearUnit",
                "name": "metres per year",
                "conversion_factor": 3.16887651727315e-08
            },
            "id": {
                "authority": "EPSG",
                "code": 1040
            }
        },
        {
            "name": "Rate of change of Y-axis translation",
            "value": 0,
            "unit": {
                "type": "LinearUnit",
                "name": "metres per year",
                "conversion_factor": 3.16887651727315e-08
            },
            "id": {
                "authority": "EPSG",
                "code": 1041
            }
        },
        {
            "name": "Rate of change of Z-axis translation",
            "value": 0,
            "unit": {
                "type": "LinearUnit",
                "name": "metres per year",
                "conversion_factor": 3.16887651727315e-08
            },
            "id": {
                "authority": "EPSG",
                "code": 1042
            }
        },
        {
            "name": "Rate of change of X-axis rotation",
            "value": -0.052,
            "unit": {
                "type": "AngularUnit",
                "name": "milliarc-seconds per year",
                "conversion_factor": 1.53631468932076e-16
            },
            "id": {
                "authority": "EPSG",
                "code": 1043
            }
        },
        {
            "name": "Rate of change of Y-axis rotation",
            "value": 0.742,
            "unit": {
                "type": "AngularUnit",
                "name": "milliarc-seconds per year",
                "conversion_factor": 1.53631468932076e-16
            },
            "id": {
                "authority": "EPSG",
                "code": 1044
            }
        },
        {
            "name": "Rate of change of Z-axis rotation",
            "value": 0.032,
            "unit": {
                "type": "AngularUnit",
                "name": "milliarc-seconds per year",
                "conversion_factor": 1.53631468932076e-16
            },
            "id": {
                "authority": "EPSG",
                "code": 1045
            }
        },
        {
            "name": "Rate of change of Scale difference",
            "value": 0,
            "unit": {
                "type": "ScaleUnit",
                "name": "parts per billion per year",
                "conversion_factor": 3.16887651727315e-17
            },
            "id": {
                "authority": "EPSG",
                "code": 1046
            }
        },
        {
            "name": "Parameter reference epoch",
            "value": 1988,
            "unit": {
                "type": "TimeUnit",
                "name": "year",
                "conversion_factor": 31556925.445
            },
            "id": {
                "authority": "EPSG",
                "code": 1047
            }
        }
    ],
    "accuracy": "0.0",
    "scope": "Geodesy. Defines NAD83(CSRS96).",
    "area": "Canada - onshore and offshore - Alberta; British Columbia; Manitoba; New Brunswick; Newfoundland and Labrador; Northwest Territories; Nova Scotia; Nunavut; Ontario; Prince Edward Island; Quebec; Saskatchewan; Yukon.",
    "bbox": {
        "south_latitude": 38.21,
        "west_longitude": -141.01,
        "north_latitude": 86.46,
        "east_longitude": -40.73
    },
    "id": {
        "authority": "EPSG",
        "code": 8256
    },
    "remarks": "Scale difference in ppb and scale difference rate in ppb/yr where 1/billion = 1E-9 or nm/m. Superseded by tfm from ITRF93 (see code 8257)."
}

Definition: MapServer - MAPfile

PROJECTION
	"proj=helmert"
	"x=0.936"
	"y=-1.984"
	"z=-0.543"
	"rx=-0.0275"
	"ry=-0.0155"
	"rz=-0.0107"
	"s=0.005"
	"dx=0"
	"dy=0"
	"dz=0"
	"drx=-5.2e-05"
	"dry=0.000742"
	"drz=3.2e-05"
	"ds=0"
	"t_epoch=1988"
	"convention=position_vector"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=helmert +x=0.936 +y=-1.984 +z=-0.543 +rx=-0.0275 +ry=-0.0155 +rz=-0.0107 +s=0.005 +dx=0 +dy=0 +dz=0 +drx=-5.2e-05 +dry=0.000742 +drz=3.2e-05 +ds=0 +t_epoch=1988 +convention=position_vector">
	<Layer srs="+proj=helmert +x=0.936 +y=-1.984 +z=-0.543 +rx=-0.0275 +ry=-0.0155 +rz=-0.0107 +s=0.005 +dx=0 +dy=0 +dz=0 +drx=-5.2e-05 +dry=0.000742 +drz=3.2e-05 +ds=0 +t_epoch=1988 +convention=position_vector">
	</Layer>
</Map>

Definition: SQL (PostGIS)

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 8256, 'EPSG', 8256, '+proj=helmert +x=0.936 +y=-1.984 +z=-0.543 +rx=-0.0275 +ry=-0.0155 +rz=-0.0107 +s=0.005 +dx=0 +dy=0 +dz=0 +drx=-5.2e-05 +dry=0.000742 +drz=3.2e-05 +ds=0 +t_epoch=1988 +convention=position_vector', 'None');