EPSG:15489 DEPRECATED

RRAF 1991 to IGN 1988 LS height (1)

Attributes

Geodetic CRS: RRAF 1991

Datum: Reseau de Reference des Antilles Francaises 1991

Ellipsoid: WGS 84

Prime meridian: Greenwich

Data source: EPSG

Information source: Institut Geographique National (IGN); http://www.ign.fr

Revision date: 2008-10-17

Scope: Derivation of gravity-related heights from GNSS observations.

Remarks: May be used for transformations from WGS 84 to IGN 1988 LS. Accuracy at each 0.025 deg x 0.025 degree grid node is given within the geoid model file.

Method: Geographic3D to GravityRelatedHeight (IGN1997)

Area of use: Guadeloupe - onshore - Les Saintes.

Description: (0,)

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Definition: OGC Well Known Text 2 (2019)

COORDINATEOPERATION["RRAF 1991 to IGN 1988 LS height (1)",
    VERSION["IGN Glp LSt"],
    SOURCECRS[
        GEOGCRS["RRAF 1991",
            DATUM["Reseau de Reference des Antilles Francaises 1991",
                ELLIPSOID["WGS 84",6378137,298.257223563,
                    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",4973]]],
    TARGETCRS[
        VERTCRS["IGN 1988 LS height",
            VDATUM["IGN 1988 LS"],
            CS[vertical,1],
                AXIS["gravity-related height (H)",up,
                    LENGTHUNIT["metre",1]],
            ID["EPSG",5616]]],
    METHOD["Geographic3D to GravityRelatedHeight (IGN1997)",
        ID["EPSG",9664]],
    PARAMETERFILE["Geoid (height correction) model file","ggg00_ls.txt"],
    OPERATIONACCURACY[0.2],
    USAGE[
        SCOPE["Derivation of gravity-related heights from GNSS observations."],
        AREA["Guadeloupe - onshore - Les Saintes."],
        BBOX[15.8,-61.68,15.94,-61.52]],
    ID["EPSG",15489],
    REMARK["May be used for transformations from WGS 84 to IGN 1988 LS. Accuracy at each 0.025 deg x 0.025 degree grid node is given within the geoid model file."]]

Definition: PROJ.4

+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +inv +proj=vgridshift +grids=fr_ign_ggg00_lsv2.tif +multiplier=1 +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1

Definition: JavaScript (Proj4js)

proj4.defs("EPSG:15489","+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +inv +proj=vgridshift +grids=fr_ign_ggg00_lsv2.tif +multiplier=1 +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1");

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.5/projjson.schema.json",
    "type": "Transformation",
    "name": "RRAF 1991 to IGN 1988 LS height (1)",
    "source_crs": {
        "type": "GeographicCRS",
        "name": "RRAF 1991",
        "datum": {
            "type": "GeodeticReferenceFrame",
            "name": "Reseau de Reference des Antilles Francaises 1991",
            "ellipsoid": {
                "name": "WGS 84",
                "semi_major_axis": 6378137,
                "inverse_flattening": 298.257223563
            }
        },
        "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": 4973
        }
    },
    "target_crs": {
        "type": "VerticalCRS",
        "name": "IGN 1988 LS height",
        "datum": {
            "type": "VerticalReferenceFrame",
            "name": "IGN 1988 LS"
        },
        "coordinate_system": {
            "subtype": "vertical",
            "axis": [
                {
                    "name": "Gravity-related height",
                    "abbreviation": "H",
                    "direction": "up",
                    "unit": "metre"
                }
            ]
        },
        "id": {
            "authority": "EPSG",
            "code": 5616
        }
    },
    "method": {
        "name": "Geographic3D to GravityRelatedHeight (IGN1997)",
        "id": {
            "authority": "EPSG",
            "code": 9664
        }
    },
    "parameters": [
        {
            "name": "Geoid (height correction) model file",
            "value": "ggg00_ls.txt",
            "id": {
                "authority": "EPSG",
                "code": 8666
            }
        }
    ],
    "accuracy": "0.2",
    "scope": "Derivation of gravity-related heights from GNSS observations.",
    "area": "Guadeloupe - onshore - Les Saintes.",
    "bbox": {
        "south_latitude": 15.8,
        "west_longitude": -61.68,
        "north_latitude": 15.94,
        "east_longitude": -61.52
    },
    "id": {
        "authority": "EPSG",
        "code": 15489
    },
    "remarks": "May be used for transformations from WGS 84 to IGN 1988 LS. Accuracy at each 0.025 deg x 0.025 degree grid node is given within the geoid model file."
}

Definition: MapServer - MAPfile

PROJECTION
	"proj=pipeline"
	"step"
	"proj=axisswap"
	"order=2,1"
	"step"
	"proj=unitconvert"
	"xy_in=deg"
	"xy_out=rad"
	"step"
	"inv"
	"proj=vgridshift"
	"grids=fr_ign_ggg00_lsv2.tif"
	"multiplier=1"
	"step"
	"proj=unitconvert"
	"xy_in=rad"
	"xy_out=deg"
	"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 +inv +proj=vgridshift +grids=fr_ign_ggg00_lsv2.tif +multiplier=1 +step +proj=unitconvert +xy_in=rad +xy_out=deg +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 +inv +proj=vgridshift +grids=fr_ign_ggg00_lsv2.tif +multiplier=1 +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1">
	</Layer>
</Map>

Definition: SQL (PostGIS)

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 15489, 'EPSG', 15489, '+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +inv +proj=vgridshift +grids=fr_ign_ggg00_lsv2.tif +multiplier=1 +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1', 'None');