EPSG:3968

NAD83 / Virginia Lambert

Available transformations
to EPSG:4326

Selected transformation

Remarks:

Information source: OGP

Revision date: 2000-10-19

Steps of transformation: 1572 1188

Attributes

Unit: metre

Geodetic CRS: NAD83

Datum: North American Datum 1983

Ellipsoid: GRS 1980

Prime meridian: Greenwich

Data source: EPSG

Information source: Virginia Information Technologies Agency; http://gisdata.virginia.gov/Portal/

Revision date: 2009-04-08

Steps of transformation: 1572 1188

Scope: State-wide spatial data management.

Remarks: For applications with an accuracy of better than 1m, replaced by NAD83(HARN) / Virginia Lambert (CRS code 3969).

Area of use: United States (USA) - Virginia.

Coordinate system: Cartesian 2D CS. Axes: easting, northing (X,Y). Orientations: east, north. UoM: m.

Center coordinates
754371.84 2046194.12

Projected bounds:
-27792.12 999935.95
1268703.48 3209582.38

WGS84 bounds:
-79.85 44.99
-57.1 62.62

Canada - Quebec.
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Definition: Well Known Text (WKT)

PROJCS["NAD83 / Virginia Lambert",
    GEOGCS["NAD83",
        DATUM["North_American_Datum_1983",
            SPHEROID["GRS 1980",6378137,298.257222101]],
        PRIMEM["Greenwich",0],
        UNIT["degree",0.0174532925199433,
            AUTHORITY["EPSG","9122"]],
        AUTHORITY["EPSG","4269"]],
    PROJECTION["Lambert_Conformal_Conic_2SP"],
    PARAMETER["latitude_of_origin",36],
    PARAMETER["central_meridian",-79.5],
    PARAMETER["standard_parallel_1",37],
    PARAMETER["standard_parallel_2",39.5],
    PARAMETER["false_easting",0],
    PARAMETER["false_northing",0],
    UNIT["metre",1],
    AXIS["Easting",EAST],
    AXIS["Northing",NORTH],
    AUTHORITY["EPSG","3968"]]

Definition: ESRI WKT

PROJCS["NAD_1983_Virginia_Lambert",GEOGCS["GCS_North_American_1983",DATUM["D_North_American_1983",SPHEROID["GRS_1980",6378137.0,298.257222101]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Lambert_Conformal_Conic"],PARAMETER["False_Easting",0.0],PARAMETER["False_Northing",0.0],PARAMETER["Central_Meridian",-79.5],PARAMETER["Standard_Parallel_1",37.0],PARAMETER["Standard_Parallel_2",39.5],PARAMETER["Latitude_Of_Origin",36.0],UNIT["Meter",1.0]]

Definition: PROJ.4

+proj=lcc +lat_0=36 +lon_0=-79.5 +lat_1=37 +lat_2=39.5 +x_0=0 +y_0=0 +datum=NAD83 +units=m +no_defs +type=crs

Definition: JavaScript (Proj4js)

proj4.defs("EPSG:3968","+proj=lcc +lat_0=36 +lon_0=-79.5 +lat_1=37 +lat_2=39.5 +x_0=0 +y_0=0 +datum=NAD83 +units=m +no_defs +type=crs");

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.4/projjson.schema.json",
    "type": "ProjectedCRS",
    "name": "NAD83 / Virginia Lambert",
    "base_crs": {
        "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
        }
    },
    "conversion": {
        "name": "Virginia Lambert Conic Conformal",
        "method": {
            "name": "Lambert Conic Conformal (2SP)",
            "id": {
                "authority": "EPSG",
                "code": 9802
            }
        },
        "parameters": [
            {
                "name": "Latitude of false origin",
                "value": 36,
                "unit": "degree",
                "id": {
                    "authority": "EPSG",
                    "code": 8821
                }
            },
            {
                "name": "Longitude of false origin",
                "value": -79.5,
                "unit": "degree",
                "id": {
                    "authority": "EPSG",
                    "code": 8822
                }
            },
            {
                "name": "Latitude of 1st standard parallel",
                "value": 37,
                "unit": "degree",
                "id": {
                    "authority": "EPSG",
                    "code": 8823
                }
            },
            {
                "name": "Latitude of 2nd standard parallel",
                "value": 39.5,
                "unit": "degree",
                "id": {
                    "authority": "EPSG",
                    "code": 8824
                }
            },
            {
                "name": "Easting at false origin",
                "value": 0,
                "unit": "metre",
                "id": {
                    "authority": "EPSG",
                    "code": 8826
                }
            },
            {
                "name": "Northing at false origin",
                "value": 0,
                "unit": "metre",
                "id": {
                    "authority": "EPSG",
                    "code": 8827
                }
            }
        ]
    },
    "coordinate_system": {
        "subtype": "Cartesian",
        "axis": [
            {
                "name": "Easting",
                "abbreviation": "X",
                "direction": "east",
                "unit": "metre"
            },
            {
                "name": "Northing",
                "abbreviation": "Y",
                "direction": "north",
                "unit": "metre"
            }
        ]
    },
    "scope": "State-wide spatial data management.",
    "area": "United States (USA) - Virginia.",
    "bbox": {
        "south_latitude": 36.54,
        "west_longitude": -83.68,
        "north_latitude": 39.46,
        "east_longitude": -75.31
    },
    "id": {
        "authority": "EPSG",
        "code": 3968
    }
}

Definition: GeoServer

3968=PROJCS["NAD83 / Virginia Lambert",GEOGCS["NAD83",DATUM["North_American_Datum_1983",SPHEROID["GRS 1980",6378137,298.257222101]],PRIMEM["Greenwich",0],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4269"]],PROJECTION["Lambert_Conformal_Conic_2SP"],PARAMETER["latitude_of_origin",36],PARAMETER["central_meridian",-79.5],PARAMETER["standard_parallel_1",37],PARAMETER["standard_parallel_2",39.5],PARAMETER["false_easting",0],PARAMETER["false_northing",0],UNIT["metre",1],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","3968"]]

Definition: MapServer - MAPfile

PROJECTION
	"proj=lcc"
	"lat_0=36"
	"lon_0=-79.5"
	"lat_1=37"
	"lat_2=39.5"
	"x_0=0"
	"y_0=0"
	"datum=NAD83"
	"units=m"
	"no_defs"
	"type=crs"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=lcc +lat_0=36 +lon_0=-79.5 +lat_1=37 +lat_2=39.5 +x_0=0 +y_0=0 +datum=NAD83 +units=m +no_defs +type=crs">
	<Layer srs="+proj=lcc +lat_0=36 +lon_0=-79.5 +lat_1=37 +lat_2=39.5 +x_0=0 +y_0=0 +datum=NAD83 +units=m +no_defs +type=crs">
	</Layer>
</Map>

Definition: SQL (PostGIS)

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 3968, 'EPSG', 3968, '+proj=lcc +lat_0=36 +lon_0=-79.5 +lat_1=37 +lat_2=39.5 +x_0=0 +y_0=0 +datum=NAD83 +units=m +no_defs +type=crs', 'PROJCS["NAD83 / Virginia Lambert",GEOGCS["NAD83",DATUM["North_American_Datum_1983",SPHEROID["GRS 1980",6378137,298.257222101]],PRIMEM["Greenwich",0],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4269"]],PROJECTION["Lambert_Conformal_Conic_2SP"],PARAMETER["latitude_of_origin",36],PARAMETER["central_meridian",-79.5],PARAMETER["standard_parallel_1",37],PARAMETER["standard_parallel_2",39.5],PARAMETER["false_easting",0],PARAMETER["false_northing",0],UNIT["metre",1],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","3968"]]');

Definition: OGC WKT

PROJCS["NAD83 / Virginia Lambert",GEOGCS["NAD83",DATUM["North_American_Datum_1983",SPHEROID["GRS 1980",6378137,298.257222101]],PRIMEM["Greenwich",0],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4269"]],PROJECTION["Lambert_Conformal_Conic_2SP"],PARAMETER["latitude_of_origin",36],PARAMETER["central_meridian",-79.5],PARAMETER["standard_parallel_1",37],PARAMETER["standard_parallel_2",39.5],PARAMETER["false_easting",0],PARAMETER["false_northing",0],UNIT["metre",1],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","3968"]]

Definition: OGC WKT 2 (2019)

PROJCRS["NAD83 / Virginia Lambert",BASEGEOGCRS["NAD83",DATUM["North American Datum 1983",ELLIPSOID["GRS 1980",6378137,298.257222101,LENGTHUNIT["metre",1]]],PRIMEM["Greenwich",0,ANGLEUNIT["degree",0.0174532925199433]],ID["EPSG",4269]],CONVERSION["Virginia Lambert Conic Conformal",METHOD["Lambert Conic Conformal (2SP)",ID["EPSG",9802]],PARAMETER["Latitude of false origin",36,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8821]],PARAMETER["Longitude of false origin",-79.5,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8822]],PARAMETER["Latitude of 1st standard parallel",37,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8823]],PARAMETER["Latitude of 2nd standard parallel",39.5,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8824]],PARAMETER["Easting at false origin",0,LENGTHUNIT["metre",1],ID["EPSG",8826]],PARAMETER["Northing at false origin",0,LENGTHUNIT["metre",1],ID["EPSG",8827]]],CS[Cartesian,2],AXIS["easting (X)",east,ORDER[1],LENGTHUNIT["metre",1]],AXIS["northing (Y)",north,ORDER[2],LENGTHUNIT["metre",1]],USAGE[SCOPE["State-wide spatial data management."],AREA["United States (USA) - Virginia."],BBOX[36.54,-83.68,39.46,-75.31]],ID["EPSG",3968]]