EPSG:29375

Schwarzeck / Lo22/15

Transform Get position on a map

Available transformations
to EPSG:4326
No other targets exist for this CRS

Selected transformation

Method: Geocentric translations (geog2D domain)

Remarks: Beware! Source CRS uses GLM, tfm param in m. Example: Schwarzeck φ=19°35'46.952"S λ=20°41'50.649"E h=1185.99m; X=5623409.386 Y=2124618.003 Z=-2125847.632 GLM; X=5623485.84m Y=2124646.89m Z=-2125876.54m; WGS 84 X=5624101.48m Y=2124748.97m Z=-2126132.35m.

Information source: Chief Directorate Surveys and Land Information; Mowbray; South Africa.

Revision date: 2023-01-17

Attributes

Unit: German legal metre

Geodetic CRS: Schwarzeck

Datum: Schwarzeck

Ellipsoid: Bessel Namibia (GLM)

Prime meridian: Greenwich

Data source: EPSG

Revision date: 2007-02-12

Scope: Cadastre, engineering survey, topographic mapping (large and medium scale).

Area of use: Namibia - onshore between 14°E and 16°E.

Coordinate system: Cartesian 2D CS. Axes: westing, southing (Y,X). Orientations: west, south. UoM: GLM.

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Center coordinates
-178934.22 199836.35

Projected bounds:
-1098870.83 -559060.17
721366.1 1002591.62

WGS84 bounds:
8.24 -30.64
25.27 -16.95

Namibia - onshore and offshore.
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Definition: OGC Well Known Text

PROJCS["Schwarzeck / Lo22/15",
    GEOGCS["Schwarzeck",
        DATUM["Schwarzeck",
            SPHEROID["Bessel Namibia (GLM)",6377483.86528042,299.1528128],
            TOWGS84[615.64,102.08,-255.81,0,0,0,0]],
        PRIMEM["Greenwich",0,
            AUTHORITY["EPSG","8901"]],
        UNIT["degree",0.0174532925199433,
            AUTHORITY["EPSG","9122"]],
        AUTHORITY["EPSG","4293"]],
    PROJECTION["Transverse_Mercator_South_Orientated"],
    PARAMETER["latitude_of_origin",-22],
    PARAMETER["central_meridian",15],
    PARAMETER["scale_factor",1],
    PARAMETER["false_easting",0],
    PARAMETER["false_northing",0],
    UNIT["German legal metre",1.0000135965],
    AUTHORITY["EPSG","29375"]]

Definition: OGC Well Known Text 2 (2019)

BOUNDCRS[
    SOURCECRS[
        PROJCRS["Schwarzeck / Lo22/15",
            BASEGEOGCRS["Schwarzeck",
                DATUM["Schwarzeck",
                    ELLIPSOID["Bessel Namibia (GLM)",6377397.155,299.1528128,
                        LENGTHUNIT["German legal metre",1.0000135965]]],
                PRIMEM["Greenwich",0,
                    ANGLEUNIT["degree",0.0174532925199433]],
                ID["EPSG",4293]],
            CONVERSION["South West African Survey Grid zone 15",
                METHOD["Transverse Mercator (South Orientated)",
                    ID["EPSG",9808]],
                PARAMETER["Latitude of natural origin",-22,
                    ANGLEUNIT["degree",0.0174532925199433],
                    ID["EPSG",8801]],
                PARAMETER["Longitude of natural origin",15,
                    ANGLEUNIT["degree",0.0174532925199433],
                    ID["EPSG",8802]],
                PARAMETER["Scale factor at natural origin",1,
                    SCALEUNIT["unity",1],
                    ID["EPSG",8805]],
                PARAMETER["False easting",0,
                    LENGTHUNIT["German legal metre",1.0000135965],
                    ID["EPSG",8806]],
                PARAMETER["False northing",0,
                    LENGTHUNIT["German legal metre",1.0000135965],
                    ID["EPSG",8807]]],
            CS[Cartesian,2],
                AXIS["westing (Y)",west,
                    ORDER[1],
                    LENGTHUNIT["German legal metre",1.0000135965]],
                AXIS["southing (X)",south,
                    ORDER[2],
                    LENGTHUNIT["German legal metre",1.0000135965]],
            USAGE[
                SCOPE["Cadastre, engineering survey, topographic mapping (large and medium scale)."],
                AREA["Namibia - onshore between 14°E and 16°E."],
                BBOX[-28.3,14,-17.38,16]],
            ID["EPSG",29375]]],
    TARGETCRS[
        GEOGCRS["WGS 84",
            ENSEMBLE["World Geodetic System 1984 ensemble",
                MEMBER["World Geodetic System 1984 (Transit)"],
                MEMBER["World Geodetic System 1984 (G730)"],
                MEMBER["World Geodetic System 1984 (G873)"],
                MEMBER["World Geodetic System 1984 (G1150)"],
                MEMBER["World Geodetic System 1984 (G1674)"],
                MEMBER["World Geodetic System 1984 (G1762)"],
                MEMBER["World Geodetic System 1984 (G2139)"],
                ELLIPSOID["WGS 84",6378137,298.257223563,
                    LENGTHUNIT["metre",1]],
                ENSEMBLEACCURACY[2.0]],
            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]],
            USAGE[
                SCOPE["Horizontal component of 3D system."],
                AREA["World."],
                BBOX[-90,-180,90,180]],
            ID["EPSG",4326]]],
    ABRIDGEDTRANSFORMATION["Transformation from unknown to WGS84",
        METHOD["Position Vector transformation (geog2D domain)",
            ID["EPSG",9606]],
        PARAMETER["X-axis translation",615.64,
            ID["EPSG",8605]],
        PARAMETER["Y-axis translation",102.08,
            ID["EPSG",8606]],
        PARAMETER["Z-axis translation",-255.81,
            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",1,
            ID["EPSG",8611]]]]

Definition: ESRI Well Known Text

PROJCS["Schwarzeck_Lo22_15",
    GEOGCS["GCS_Schwarzeck",
        DATUM["D_Schwarzeck",
            SPHEROID["Bessel_Namibia_GLM",6377483.86528042,299.1528128]],
        PRIMEM["Greenwich",0.0],
        UNIT["Degree",0.0174532925199433]],
    PROJECTION["Transverse_Mercator_South_Orientated"],
    PARAMETER["latitude_of_origin",-22.0],
    PARAMETER["central_meridian",15.0],
    PARAMETER["scale_factor",1.0],
    PARAMETER["false_easting",0.0],
    PARAMETER["false_northing",0.0],
    UNIT["German legal metre",1.0000135965]]

Definition: PROJ.4

+proj=tmerc +axis=wsu +lat_0=-22 +lon_0=15 +k=1 +x_0=0 +y_0=0 +ellps=bess_nam +towgs84=615.64,102.08,-255.81,0,0,0,0 +to_meter=1.0000135965 +no_defs +type=crs

Definition: JavaScript (Proj4js) 

proj4.defs("EPSG:29375","+proj=tmerc +axis=wsu +lat_0=-22 +lon_0=15 +k=1 +x_0=0 +y_0=0 +ellps=bess_nam +towgs84=615.64,102.08,-255.81,0,0,0,0 +to_meter=1.0000135965 +no_defs +type=crs");

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "BoundCRS",
    "source_crs": {
        "type": "ProjectedCRS",
        "name": "Schwarzeck / Lo22/15",
        "base_crs": {
            "name": "Schwarzeck",
            "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "Schwarzeck",
                "ellipsoid": {
                    "name": "Bessel Namibia (GLM)",
                    "semi_major_axis": {
                        "value": 6377397.155,
                        "unit": {
                            "type": "LinearUnit",
                            "name": "German legal metre",
                            "conversion_factor": 1.0000135965
                        }
                    },
                    "inverse_flattening": 299.1528128
                }
            },
            "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": 4293
            }
        },
        "conversion": {
            "name": "South West African Survey Grid zone 15",
            "method": {
                "name": "Transverse Mercator (South Orientated)",
                "id": {
                    "authority": "EPSG",
                    "code": 9808
                }
            },
            "parameters": [
                {
                    "name": "Latitude of natural origin",
                    "value": -22,
                    "unit": "degree",
                    "id": {
                        "authority": "EPSG",
                        "code": 8801
                    }
                },
                {
                    "name": "Longitude of natural origin",
                    "value": 15,
                    "unit": "degree",
                    "id": {
                        "authority": "EPSG",
                        "code": 8802
                    }
                },
                {
                    "name": "Scale factor at natural origin",
                    "value": 1,
                    "unit": "unity",
                    "id": {
                        "authority": "EPSG",
                        "code": 8805
                    }
                },
                {
                    "name": "False easting",
                    "value": 0,
                    "unit": {
                        "type": "LinearUnit",
                        "name": "German legal metre",
                        "conversion_factor": 1.0000135965
                    },
                    "id": {
                        "authority": "EPSG",
                        "code": 8806
                    }
                },
                {
                    "name": "False northing",
                    "value": 0,
                    "unit": {
                        "type": "LinearUnit",
                        "name": "German legal metre",
                        "conversion_factor": 1.0000135965
                    },
                    "id": {
                        "authority": "EPSG",
                        "code": 8807
                    }
                }
            ]
        },
        "coordinate_system": {
            "subtype": "Cartesian",
            "axis": [
                {
                    "name": "Westing",
                    "abbreviation": "Y",
                    "direction": "west",
                    "unit": {
                        "type": "LinearUnit",
                        "name": "German legal metre",
                        "conversion_factor": 1.0000135965
                    }
                },
                {
                    "name": "Southing",
                    "abbreviation": "X",
                    "direction": "south",
                    "unit": {
                        "type": "LinearUnit",
                        "name": "German legal metre",
                        "conversion_factor": 1.0000135965
                    }
                }
            ]
        },
        "id": {
            "authority": "EPSG",
            "code": 29375
        }
    },
    "target_crs": {
        "type": "GeographicCRS",
        "name": "WGS 84",
        "datum_ensemble": {
            "name": "World Geodetic System 1984 ensemble",
            "members": [
                {
                    "name": "World Geodetic System 1984 (Transit)",
                    "id": {
                        "authority": "EPSG",
                        "code": 1166
                    }
                },
                {
                    "name": "World Geodetic System 1984 (G730)",
                    "id": {
                        "authority": "EPSG",
                        "code": 1152
                    }
                },
                {
                    "name": "World Geodetic System 1984 (G873)",
                    "id": {
                        "authority": "EPSG",
                        "code": 1153
                    }
                },
                {
                    "name": "World Geodetic System 1984 (G1150)",
                    "id": {
                        "authority": "EPSG",
                        "code": 1154
                    }
                },
                {
                    "name": "World Geodetic System 1984 (G1674)",
                    "id": {
                        "authority": "EPSG",
                        "code": 1155
                    }
                },
                {
                    "name": "World Geodetic System 1984 (G1762)",
                    "id": {
                        "authority": "EPSG",
                        "code": 1156
                    }
                },
                {
                    "name": "World Geodetic System 1984 (G2139)",
                    "id": {
                        "authority": "EPSG",
                        "code": 1309
                    }
                }
            ],
            "ellipsoid": {
                "name": "WGS 84",
                "semi_major_axis": 6378137,
                "inverse_flattening": 298.257223563
            },
            "accuracy": "2.0",
            "id": {
                "authority": "EPSG",
                "code": 6326
            }
        },
        "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": 4326
        }
    },
    "transformation": {
        "name": "Transformation from unknown to WGS84",
        "method": {
            "name": "Position Vector transformation (geog2D domain)",
            "id": {
                "authority": "EPSG",
                "code": 9606
            }
        },
        "parameters": [
            {
                "name": "X-axis translation",
                "value": 615.64,
                "unit": "metre",
                "id": {
                    "authority": "EPSG",
                    "code": 8605
                }
            },
            {
                "name": "Y-axis translation",
                "value": 102.08,
                "unit": "metre",
                "id": {
                    "authority": "EPSG",
                    "code": 8606
                }
            },
            {
                "name": "Z-axis translation",
                "value": -255.81,
                "unit": "metre",
                "id": {
                    "authority": "EPSG",
                    "code": 8607
                }
            },
            {
                "name": "X-axis rotation",
                "value": 0,
                "unit": {
                    "type": "AngularUnit",
                    "name": "arc-second",
                    "conversion_factor": 4.84813681109536e-06
                },
                "id": {
                    "authority": "EPSG",
                    "code": 8608
                }
            },
            {
                "name": "Y-axis rotation",
                "value": 0,
                "unit": {
                    "type": "AngularUnit",
                    "name": "arc-second",
                    "conversion_factor": 4.84813681109536e-06
                },
                "id": {
                    "authority": "EPSG",
                    "code": 8609
                }
            },
            {
                "name": "Z-axis rotation",
                "value": 0,
                "unit": {
                    "type": "AngularUnit",
                    "name": "arc-second",
                    "conversion_factor": 4.84813681109536e-06
                },
                "id": {
                    "authority": "EPSG",
                    "code": 8610
                }
            },
            {
                "name": "Scale difference",
                "value": 0,
                "unit": {
                    "type": "ScaleUnit",
                    "name": "parts per million",
                    "conversion_factor": 1e-06
                },
                "id": {
                    "authority": "EPSG",
                    "code": 8611
                }
            }
        ]
    }
}

Definition: GeoServer

29375=PROJCS["Schwarzeck / Lo22/15",GEOGCS["Schwarzeck",DATUM["Schwarzeck",SPHEROID["Bessel Namibia (GLM)",6377483.86528042,299.1528128],TOWGS84[615.64,102.08,-255.81,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4293"]],PROJECTION["Transverse_Mercator_South_Orientated"],PARAMETER["latitude_of_origin",-22],PARAMETER["central_meridian",15],PARAMETER["scale_factor",1],PARAMETER["false_easting",0],PARAMETER["false_northing",0],UNIT["German legal metre",1.0000135965],AUTHORITY["EPSG","29375"]]

Definition: MapServer - MAPfile

PROJECTION
	"proj=tmerc"
	"axis=wsu"
	"lat_0=-22"
	"lon_0=15"
	"k=1"
	"x_0=0"
	"y_0=0"
	"ellps=bess_nam"
	"towgs84=615.64,102.08,-255.81,0,0,0,0"
	"to_meter=1.0000135965"
	"no_defs"
	"type=crs"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=tmerc +axis=wsu +lat_0=-22 +lon_0=15 +k=1 +x_0=0 +y_0=0 +ellps=bess_nam +towgs84=615.64,102.08,-255.81,0,0,0,0 +to_meter=1.0000135965 +no_defs +type=crs">
	<Layer srs="+proj=tmerc +axis=wsu +lat_0=-22 +lon_0=15 +k=1 +x_0=0 +y_0=0 +ellps=bess_nam +towgs84=615.64,102.08,-255.81,0,0,0,0 +to_meter=1.0000135965 +no_defs +type=crs">
	</Layer>
</Map>

Definition: SQL (PostGIS)

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 29375, 'EPSG', 29375, '+proj=tmerc +axis=wsu +lat_0=-22 +lon_0=15 +k=1 +x_0=0 +y_0=0 +ellps=bess_nam +towgs84=615.64,102.08,-255.81,0,0,0,0 +to_meter=1.0000135965 +no_defs +type=crs', 'PROJCS["Schwarzeck / Lo22/15",GEOGCS["Schwarzeck",DATUM["Schwarzeck",SPHEROID["Bessel Namibia (GLM)",6377483.86528042,299.1528128],TOWGS84[615.64,102.08,-255.81,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4293"]],PROJECTION["Transverse_Mercator_South_Orientated"],PARAMETER["latitude_of_origin",-22],PARAMETER["central_meridian",15],PARAMETER["scale_factor",1],PARAMETER["false_easting",0],PARAMETER["false_northing",0],UNIT["German legal metre",1.0000135965],AUTHORITY["EPSG","29375"]]');