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Geodetic CRS: ID74
Datum: Indonesian Datum 1974
Ellipsoid: Indonesian National Spheroid
Prime meridian: Greenwich
Data source: EPSG
Information source: Bakosurtanal.
Revision date: 2012-03-25
Scope: Transformation of coordinates at 3m level of accuracy.
Remarks: Derived at 38 stations. Standard deviations of translations are 1.3, 1.1 and 3.6m, of rotations 0.11, 0.06 and 0.04 sec and ppm 0.18. May be taken as a tfm ID74 to WGS 84 - see tfm 1833.
Method: Coordinate Frame rotation (geog2D domain)
Area of use: Indonesia - onshore.
Description: (0,)
&stroke=red&width=2&path=-10.98,95.16|5.97,95.16|5.97,141.01|-10.98,141.01|-10.98,95.16)
Definition: OGC Well Known Text 2 (2019)
COORDINATEOPERATION["ID74 to DGN95 (1)", VERSION["Bak-Idn"], SOURCECRS[ GEOGCRS["ID74", DATUM["Indonesian Datum 1974", ELLIPSOID["Indonesian National Spheroid",6378160,298.247, 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",4238]]], TARGETCRS[ GEOGCRS["DGN95", DATUM["Datum Geodesi Nasional 1995", ELLIPSOID["WGS 84",6378137,298.257223563, 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",4755]]], METHOD["Coordinate Frame rotation (geog2D domain)", ID["EPSG",9607]], PARAMETER["X-axis translation",-1.977, LENGTHUNIT["metre",1], ID["EPSG",8605]], PARAMETER["Y-axis translation",-13.06, LENGTHUNIT["metre",1], ID["EPSG",8606]], PARAMETER["Z-axis translation",-9.993, LENGTHUNIT["metre",1], ID["EPSG",8607]], PARAMETER["X-axis rotation",-0.364, ANGLEUNIT["arc-second",4.84813681109536E-06], ID["EPSG",8608]], PARAMETER["Y-axis rotation",-0.254, ANGLEUNIT["arc-second",4.84813681109536E-06], ID["EPSG",8609]], PARAMETER["Z-axis rotation",-0.689, ANGLEUNIT["arc-second",4.84813681109536E-06], ID["EPSG",8610]], PARAMETER["Scale difference",-1.037, SCALEUNIT["parts per million",1E-06], ID["EPSG",8611]], OPERATIONACCURACY[3.0], USAGE[ SCOPE["Transformation of coordinates at 3m level of accuracy."], AREA["Indonesia - onshore."], BBOX[-10.98,95.16,5.97,141.01]], ID["EPSG",15911], REMARK["Derived at 38 stations. Standard deviations of translations are 1.3, 1.1 and 3.6m, of rotations 0.11, 0.06 and 0.04 sec and ppm 0.18. May be taken as a tfm ID74 to WGS 84 - see tfm 1833."]]
Definition: PROJ.4
+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +inv +proj=longlat +a=6378160 +rf=298.247 +step +proj=push +v_3 +step +proj=cart +a=6378160 +rf=298.247 +step +proj=helmert +x=-1.977 +y=-13.06 +z=-9.993 +rx=-0.364 +ry=-0.254 +rz=-0.689 +s=-1.037 +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:15911","+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +inv +proj=longlat +a=6378160 +rf=298.247 +step +proj=push +v_3 +step +proj=cart +a=6378160 +rf=298.247 +step +proj=helmert +x=-1.977 +y=-13.06 +z=-9.993 +rx=-0.364 +ry=-0.254 +rz=-0.689 +s=-1.037 +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": "ID74 to DGN95 (1)", "source_crs": { "type": "GeographicCRS", "name": "ID74", "datum": { "type": "GeodeticReferenceFrame", "name": "Indonesian Datum 1974", "ellipsoid": { "name": "Indonesian National Spheroid", "semi_major_axis": 6378160, "inverse_flattening": 298.247 } }, "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": 4238 } }, "target_crs": { "type": "GeographicCRS", "name": "DGN95", "datum": { "type": "GeodeticReferenceFrame", "name": "Datum Geodesi Nasional 1995", "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" } ] }, "id": { "authority": "EPSG", "code": 4755 } }, "method": { "name": "Coordinate Frame rotation (geog2D domain)", "id": { "authority": "EPSG", "code": 9607 } }, "parameters": [ { "name": "X-axis translation", "value": -1.977, "unit": "metre", "id": { "authority": "EPSG", "code": 8605 } }, { "name": "Y-axis translation", "value": -13.06, "unit": "metre", "id": { "authority": "EPSG", "code": 8606 } }, { "name": "Z-axis translation", "value": -9.993, "unit": "metre", "id": { "authority": "EPSG", "code": 8607 } }, { "name": "X-axis rotation", "value": -0.364, "unit": { "type": "AngularUnit", "name": "arc-second", "conversion_factor": 4.84813681109536e-06 }, "id": { "authority": "EPSG", "code": 8608 } }, { "name": "Y-axis rotation", "value": -0.254, "unit": { "type": "AngularUnit", "name": "arc-second", "conversion_factor": 4.84813681109536e-06 }, "id": { "authority": "EPSG", "code": 8609 } }, { "name": "Z-axis rotation", "value": -0.689, "unit": { "type": "AngularUnit", "name": "arc-second", "conversion_factor": 4.84813681109536e-06 }, "id": { "authority": "EPSG", "code": 8610 } }, { "name": "Scale difference", "value": -1.037, "unit": { "type": "ScaleUnit", "name": "parts per million", "conversion_factor": 1e-06 }, "id": { "authority": "EPSG", "code": 8611 } } ], "accuracy": "3.0", "scope": "Transformation of coordinates at 3m level of accuracy.", "area": "Indonesia - onshore.", "bbox": { "south_latitude": -10.98, "west_longitude": 95.16, "north_latitude": 5.97, "east_longitude": 141.01 }, "id": { "authority": "EPSG", "code": 15911 }, "remarks": "Derived at 38 stations. Standard deviations of translations are 1.3, 1.1 and 3.6m, of rotations 0.11, 0.06 and 0.04 sec and ppm 0.18. May be taken as a tfm ID74 to WGS 84 - see tfm 1833." }
Definition: MapServer - MAPfile
PROJECTION "proj=pipeline" "step" "proj=axisswap" "order=2,1" "step" "proj=unitconvert" "xy_in=deg" "xy_out=rad" "step" "inv" "proj=longlat" "a=6378160" "rf=298.247" "step" "proj=push" "v_3" "step" "proj=cart" "a=6378160" "rf=298.247" "step" "proj=helmert" "x=-1.977" "y=-13.06" "z=-9.993" "rx=-0.364" "ry=-0.254" "rz=-0.689" "s=-1.037" "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 +inv +proj=longlat +a=6378160 +rf=298.247 +step +proj=push +v_3 +step +proj=cart +a=6378160 +rf=298.247 +step +proj=helmert +x=-1.977 +y=-13.06 +z=-9.993 +rx=-0.364 +ry=-0.254 +rz=-0.689 +s=-1.037 +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 +inv +proj=longlat +a=6378160 +rf=298.247 +step +proj=push +v_3 +step +proj=cart +a=6378160 +rf=298.247 +step +proj=helmert +x=-1.977 +y=-13.06 +z=-9.993 +rx=-0.364 +ry=-0.254 +rz=-0.689 +s=-1.037 +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 ( 15911, 'EPSG', 15911, '+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +inv +proj=longlat +a=6378160 +rf=298.247 +step +proj=push +v_3 +step +proj=cart +a=6378160 +rf=298.247 +step +proj=helmert +x=-1.977 +y=-13.06 +z=-9.993 +rx=-0.364 +ry=-0.254 +rz=-0.689 +s=-1.037 +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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