EPSG:8671 DEPRECATED

NAD83(HARN Corrected) to NAD83(FBN) (1)

Attributes

Geodetic CRS: NAD83(HARN Corrected)

Datum: NAD83 (High Accuracy Reference Network - Corrected)

Ellipsoid: GRS 1980

Prime meridian: Greenwich

Data source: EPSG

Information source: National Geodetic Survey, www.ngs.noaa.gov

Revision date: 2018-07-17

Scope: Geodesy.

Remarks: Uses NADCON5 method which expects longitudes positive east in range 0-360°; EPSG source and target CRSs have longitudes positive east in range -180° to +180°.

Method: NADCON5 (3D)

Area of use: Puerto Rico and US Virgin Islands - onshore.

Description: (0,)

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Definition: OGC Well Known Text 2 (2019)

COORDINATEOPERATION["NAD83(HARN Corrected) to NAD83(FBN) (1)",
    VERSION["NGS-Pri Vir Nadcon5"],
    SOURCECRS[
        GEOGCRS["NAD83(HARN Corrected)",
            DATUM["NAD83 (High Accuracy Reference Network - Corrected)",
                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",8545]]],
    TARGETCRS[
        GEOGCRS["NAD83(FBN)",
            DATUM["NAD83 (High Accuracy Reference Network)",
                ELLIPSOID["GRS 1980",6378137,298.257222101,
                    LENGTHUNIT["metre",1]]],
            PRIMEM["Greenwich",0,
                ANGLEUNIT["degree",0.0174532925199433]],
            CS[ellipsoidal,3],
                AXIS["geodetic latitude (Lat)",north,
                    ORDER[1],
                    ANGLEUNIT["degree",0.0174532925199433]],
                AXIS["geodetic longitude (Lon)",east,
                    ORDER[2],
                    ANGLEUNIT["degree",0.0174532925199433]],
                AXIS["ellipsoidal height (h)",up,
                    ORDER[3],
                    LENGTHUNIT["metre",1]],
            ID["EPSG",8449]]],
    METHOD["NADCON5 (3D)",
        ID["EPSG",1075]],
    PARAMETERFILE["Latitude difference file","nadcon5.nad83_1997.nad83_2002.prvi.lat.trn.20160901.b"],
    PARAMETERFILE["Longitude difference file","nadcon5.nad83_1997.nad83_2002.prvi.lon.trn.20160901.b"],
    OPERATIONACCURACY[0.05],
    USAGE[
        SCOPE["Geodesy."],
        AREA["Puerto Rico and US Virgin Islands - onshore."],
        BBOX[17.62,-67.97,18.57,-64.51]],
    ID["EPSG",8671],
    REMARK["Uses NADCON5 method which expects longitudes positive east in range 0-360°; EPSG source and target CRSs have longitudes positive east in range -180° to +180°."]]

Definition: PROJ.4

+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=gridshift +no_z_transform +grids=us_noaa_nadcon5_nad83_1997_nad83_2002_prvi.tif +step +proj=unitconvert +xy_in=rad +z_in=m +xy_out=deg +z_out=m +step +proj=axisswap +order=2,1

Definition: JavaScript (Proj4js)

proj4.defs("EPSG:8671","+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=gridshift +no_z_transform +grids=us_noaa_nadcon5_nad83_1997_nad83_2002_prvi.tif +step +proj=unitconvert +xy_in=rad +z_in=m +xy_out=deg +z_out=m +step +proj=axisswap +order=2,1");

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "Transformation",
    "name": "NAD83(HARN Corrected) to NAD83(FBN) (1)",
    "source_crs": {
        "type": "GeographicCRS",
        "name": "NAD83(HARN Corrected)",
        "datum": {
            "type": "GeodeticReferenceFrame",
            "name": "NAD83 (High Accuracy Reference Network - Corrected)",
            "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": 8545
        }
    },
    "target_crs": {
        "type": "GeographicCRS",
        "name": "NAD83(FBN)",
        "datum": {
            "type": "GeodeticReferenceFrame",
            "name": "NAD83 (High Accuracy Reference Network)",
            "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"
                },
                {
                    "name": "Ellipsoidal height",
                    "abbreviation": "h",
                    "direction": "up",
                    "unit": "metre"
                }
            ]
        },
        "id": {
            "authority": "EPSG",
            "code": 8449
        }
    },
    "method": {
        "name": "NADCON5 (3D)",
        "id": {
            "authority": "EPSG",
            "code": 1075
        }
    },
    "parameters": [
        {
            "name": "Latitude difference file",
            "value": "nadcon5.nad83_1997.nad83_2002.prvi.lat.trn.20160901.b",
            "id": {
                "authority": "EPSG",
                "code": 8657
            }
        },
        {
            "name": "Longitude difference file",
            "value": "nadcon5.nad83_1997.nad83_2002.prvi.lon.trn.20160901.b",
            "id": {
                "authority": "EPSG",
                "code": 8658
            }
        }
    ],
    "accuracy": "0.05",
    "scope": "Geodesy.",
    "area": "Puerto Rico and US Virgin Islands - onshore.",
    "bbox": {
        "south_latitude": 17.62,
        "west_longitude": -67.97,
        "north_latitude": 18.57,
        "east_longitude": -64.51
    },
    "id": {
        "authority": "EPSG",
        "code": 8671
    },
    "remarks": "Uses NADCON5 method which expects longitudes positive east in range 0-360°; EPSG source and target CRSs have longitudes positive east in range -180° to +180°."
}

Definition: MapServer - MAPfile

PROJECTION
	"proj=pipeline"
	"step"
	"proj=axisswap"
	"order=2,1"
	"step"
	"proj=unitconvert"
	"xy_in=deg"
	"xy_out=rad"
	"step"
	"proj=gridshift"
	"no_z_transform"
	"grids=us_noaa_nadcon5_nad83_1997_nad83_2002_prvi.tif"
	"step"
	"proj=unitconvert"
	"xy_in=rad"
	"z_in=m"
	"xy_out=deg"
	"z_out=m"
	"step"
	"proj=axisswap"
	"order=2,1"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=gridshift +no_z_transform +grids=us_noaa_nadcon5_nad83_1997_nad83_2002_prvi.tif +step +proj=unitconvert +xy_in=rad +z_in=m +xy_out=deg +z_out=m +step +proj=axisswap +order=2,1">
	<Layer srs="+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=gridshift +no_z_transform +grids=us_noaa_nadcon5_nad83_1997_nad83_2002_prvi.tif +step +proj=unitconvert +xy_in=rad +z_in=m +xy_out=deg +z_out=m +step +proj=axisswap +order=2,1">
	</Layer>
</Map>

Definition: SQL (PostGIS)

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 8671, 'EPSG', 8671, '+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=gridshift +no_z_transform +grids=us_noaa_nadcon5_nad83_1997_nad83_2002_prvi.tif +step +proj=unitconvert +xy_in=rad +z_in=m +xy_out=deg +z_out=m +step +proj=axisswap +order=2,1', 'None');