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Geodetic CRS: Timbalai 1948
Datum: Timbalai 1948
Ellipsoid: Everest 1830 (1967 Definition)
Prime meridian: Greenwich
Data source: EPSG
Information source: Survey Department, Brunei.
Revision date: 2010-09-22
Scope: Oil and gas exploration and production.
Method: Coordinate Frame rotation (geog2D domain)
Area of use: Brunei Darussalam - onshore and offshore.
Description: (-689.5937, 623.84046, -65.93566, 0.02331, -1.17094, 0.80054, 5.88536)
&stroke=red&width=2&path=4.01,112.37|6.31,112.37|6.31,115.37|4.01,115.37|4.01,112.37)
Definition: OGC Well Known Text 2 (2019)
COORDINATEOPERATION["Timbalai 1948 to GDBD2009 (1)", VERSION["SD-Brn"], SOURCECRS[ GEOGCRS["Timbalai 1948", DATUM["Timbalai 1948", ELLIPSOID["Everest 1830 (1967 Definition)",6377298.556,300.8017, 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",4298]]], 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["Coordinate Frame rotation (geog2D domain)", ID["EPSG",9607]], PARAMETER["X-axis translation",-689.5937, LENGTHUNIT["metre",1], ID["EPSG",8605]], PARAMETER["Y-axis translation",623.84046, LENGTHUNIT["metre",1], ID["EPSG",8606]], PARAMETER["Z-axis translation",-65.93566, LENGTHUNIT["metre",1], ID["EPSG",8607]], PARAMETER["X-axis rotation",0.02331, ANGLEUNIT["arc-second",4.84813681109536E-06], ID["EPSG",8608]], PARAMETER["Y-axis rotation",-1.17094, ANGLEUNIT["arc-second",4.84813681109536E-06], ID["EPSG",8609]], PARAMETER["Z-axis rotation",0.80054, ANGLEUNIT["arc-second",4.84813681109536E-06], ID["EPSG",8610]], PARAMETER["Scale difference",5.88536, SCALEUNIT["parts per million",1E-06], ID["EPSG",8611]], OPERATIONACCURACY[1.0], USAGE[ SCOPE["Oil and gas exploration and production."], AREA["Brunei Darussalam - onshore and offshore."], BBOX[4.01,112.37,6.31,115.37]], ID["EPSG",5248]]
Definition: PROJ.4
+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=push +v_3 +step +proj=cart +ellps=evrstSS +step +proj=helmert +x=-689.5937 +y=623.84046 +z=-65.93566 +rx=0.02331 +ry=-1.17094 +rz=0.80054 +s=5.88536 +convention=coordinate_frame +step +inv +proj=cart +ellps=WGS84 +step +proj=pop +v_3 +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1
Definition: JavaScript (Proj4js)
proj4.defs("EPSG:5248","+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=push +v_3 +step +proj=cart +ellps=evrstSS +step +proj=helmert +x=-689.5937 +y=623.84046 +z=-65.93566 +rx=0.02331 +ry=-1.17094 +rz=0.80054 +s=5.88536 +convention=coordinate_frame +step +inv +proj=cart +ellps=WGS84 +step +proj=pop +v_3 +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": "Timbalai 1948 to GDBD2009 (1)", "source_crs": { "type": "GeographicCRS", "name": "Timbalai 1948", "datum": { "type": "GeodeticReferenceFrame", "name": "Timbalai 1948", "ellipsoid": { "name": "Everest 1830 (1967 Definition)", "semi_major_axis": 6377298.556, "inverse_flattening": 300.8017 } }, "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": 4298 } }, "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": "Coordinate Frame rotation (geog2D domain)", "id": { "authority": "EPSG", "code": 9607 } }, "parameters": [ { "name": "X-axis translation", "value": -689.5937, "unit": "metre", "id": { "authority": "EPSG", "code": 8605 } }, { "name": "Y-axis translation", "value": 623.84046, "unit": "metre", "id": { "authority": "EPSG", "code": 8606 } }, { "name": "Z-axis translation", "value": -65.93566, "unit": "metre", "id": { "authority": "EPSG", "code": 8607 } }, { "name": "X-axis rotation", "value": 0.02331, "unit": { "type": "AngularUnit", "name": "arc-second", "conversion_factor": 4.84813681109536e-06 }, "id": { "authority": "EPSG", "code": 8608 } }, { "name": "Y-axis rotation", "value": -1.17094, "unit": { "type": "AngularUnit", "name": "arc-second", "conversion_factor": 4.84813681109536e-06 }, "id": { "authority": "EPSG", "code": 8609 } }, { "name": "Z-axis rotation", "value": 0.80054, "unit": { "type": "AngularUnit", "name": "arc-second", "conversion_factor": 4.84813681109536e-06 }, "id": { "authority": "EPSG", "code": 8610 } }, { "name": "Scale difference", "value": 5.88536, "unit": { "type": "ScaleUnit", "name": "parts per million", "conversion_factor": 1e-06 }, "id": { "authority": "EPSG", "code": 8611 } } ], "accuracy": "1.0", "scope": "Oil and gas exploration and production.", "area": "Brunei Darussalam - onshore and offshore.", "bbox": { "south_latitude": 4.01, "west_longitude": 112.37, "north_latitude": 6.31, "east_longitude": 115.37 }, "id": { "authority": "EPSG", "code": 5248 } }
Definition: MapServer - MAPfile
PROJECTION "proj=pipeline" "step" "proj=axisswap" "order=2,1" "step" "proj=unitconvert" "xy_in=deg" "xy_out=rad" "step" "proj=push" "v_3" "step" "proj=cart" "ellps=evrstSS" "step" "proj=helmert" "x=-689.5937" "y=623.84046" "z=-65.93566" "rx=0.02331" "ry=-1.17094" "rz=0.80054" "s=5.88536" "convention=coordinate_frame" "step" "inv" "proj=cart" "ellps=WGS84" "step" "proj=pop" "v_3" "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=push +v_3 +step +proj=cart +ellps=evrstSS +step +proj=helmert +x=-689.5937 +y=623.84046 +z=-65.93566 +rx=0.02331 +ry=-1.17094 +rz=0.80054 +s=5.88536 +convention=coordinate_frame +step +inv +proj=cart +ellps=WGS84 +step +proj=pop +v_3 +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=push +v_3 +step +proj=cart +ellps=evrstSS +step +proj=helmert +x=-689.5937 +y=623.84046 +z=-65.93566 +rx=0.02331 +ry=-1.17094 +rz=0.80054 +s=5.88536 +convention=coordinate_frame +step +inv +proj=cart +ellps=WGS84 +step +proj=pop +v_3 +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 ( 5248, 'EPSG', 5248, '+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=push +v_3 +step +proj=cart +ellps=evrstSS +step +proj=helmert +x=-689.5937 +y=623.84046 +z=-65.93566 +rx=0.02331 +ry=-1.17094 +rz=0.80054 +s=5.88536 +convention=coordinate_frame +step +inv +proj=cart +ellps=WGS84 +step +proj=pop +v_3 +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1', 'None');
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