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Geodetic CRS: Tokyo + JSLD69 height
Data source: EPSG
Information source: http://vldb.gsi.go.jp/sokuchi/coordinates/localtrans.html (Geographical Survey Institute).
Revision date: 2004-05-09
Scope: Medium accuracy applications.
Method: Geographic2D with Height Offsets
Area of use: Japan - onshore 38°40'N to 39°20'N; 141°E to 142°E.
Description: (10.45, -12.61, 41.7, 0.0, 0.0, 0.0, 0.0)
Definition: OGC Well Known Text 2 (2019)
COORDINATEOPERATION["Tokyo + JSLD to WGS 84 (42)", VERSION["GSI-Jpn 384141"], SOURCECRS[ COMPOUNDCRS["Tokyo + JSLD69 height", GEOGCRS["Tokyo", DATUM["Tokyo", ELLIPSOID["Bessel 1841",6377397.155,299.1528128, 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]]], VERTCRS["JSLD69 height", VDATUM["Japanese Standard Levelling Datum 1969"], CS[vertical,1], AXIS["gravity-related height (H)",up, LENGTHUNIT["metre",1]]], ID["EPSG",7414]]], 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]], ID["EPSG",4326]]], METHOD["Geographic2D with Height Offsets", ID["EPSG",9618]], PARAMETER["Latitude offset",10.45, ANGLEUNIT["arc-second",4.84813681109536E-06], ID["EPSG",8601]], PARAMETER["Longitude offset",-12.61, ANGLEUNIT["arc-second",4.84813681109536E-06], ID["EPSG",8602]], PARAMETER["Geoid undulation",41.7, LENGTHUNIT["metre",1], ID["EPSG",8604]], OPERATIONACCURACY[1.0], USAGE[ SCOPE["Medium accuracy applications."], AREA["Japan - onshore 38°40'N to 39°20'N; 141°E to 142°E."], BBOX[38.66,141,39.34,141.99]], ID["EPSG",1371]]
Definition: JavaScript (Proj4js)
proj4.defs("EPSG:1371","+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=geogoffset +dlat=10.45 +dlon=-12.61 +dh=41.7 +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1");
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "Transformation", "name": "Tokyo + JSLD to WGS 84 (42)", "source_crs": { "type": "CompoundCRS", "name": "Tokyo + JSLD69 height", "components": [ { "type": "GeographicCRS", "name": "Tokyo", "datum": { "type": "GeodeticReferenceFrame", "name": "Tokyo", "ellipsoid": { "name": "Bessel 1841", "semi_major_axis": 6377397.155, "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" } ] } }, { "type": "VerticalCRS", "name": "JSLD69 height", "datum": { "type": "VerticalReferenceFrame", "name": "Japanese Standard Levelling Datum 1969" }, "coordinate_system": { "subtype": "vertical", "axis": [ { "name": "Gravity-related height", "abbreviation": "H", "direction": "up", "unit": "metre" } ] } } ], "id": { "authority": "EPSG", "code": 7414 } }, "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 } }, "method": { "name": "Geographic2D with Height Offsets", "id": { "authority": "EPSG", "code": 9618 } }, "parameters": [ { "name": "Latitude offset", "value": 10.45, "unit": { "type": "AngularUnit", "name": "arc-second", "conversion_factor": 4.84813681109536e-06 }, "id": { "authority": "EPSG", "code": 8601 } }, { "name": "Longitude offset", "value": -12.61, "unit": { "type": "AngularUnit", "name": "arc-second", "conversion_factor": 4.84813681109536e-06 }, "id": { "authority": "EPSG", "code": 8602 } }, { "name": "Geoid undulation", "value": 41.7, "unit": "metre", "id": { "authority": "EPSG", "code": 8604 } } ], "accuracy": "1.0", "scope": "Medium accuracy applications.", "area": "Japan - onshore 38°40'N to 39°20'N; 141°E to 142°E.", "bbox": { "south_latitude": 38.66, "west_longitude": 141, "north_latitude": 39.34, "east_longitude": 141.99 }, "id": { "authority": "EPSG", "code": 1371 } }
Definition: MapServer - MAPfile
PROJECTION "proj=pipeline" "step" "proj=axisswap" "order=2,1" "step" "proj=unitconvert" "xy_in=deg" "xy_out=rad" "step" "proj=geogoffset" "dlat=10.45" "dlon=-12.61" "dh=41.7" "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 +proj=geogoffset +dlat=10.45 +dlon=-12.61 +dh=41.7 +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 +proj=geogoffset +dlat=10.45 +dlon=-12.61 +dh=41.7 +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 ( 1371, 'EPSG', 1371, '+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=geogoffset +dlat=10.45 +dlon=-12.61 +dh=41.7 +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1', 'None');
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