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Geodetic CRS: Ain el Abd
Datum: Ain el Abd 1970
Ellipsoid: International 1924
Prime meridian: Greenwich
Data source: EPSG
Information source: MOMRA
Revision date: 2018-09-21
Scope: Transformation of coordinates at 5m level of accuracy.
Remarks: Nation-wide transformation. Accuracy given as 'several metres'. More precise national cellular transformation parameters were also determined. Software coded for these cellular transformations is available in MOMRA.
Method: Coordinate Frame rotation (geog2D domain)
Area of use: Saudi Arabia - onshore.
Description: (0,)
&stroke=red&width=2&path=16.37,34.51|32.16,34.51|32.16,55.67|16.37,55.67|16.37,34.51)
Definition: OGC Well Known Text 2 (2019)
COORDINATEOPERATION["Ain el Abd to MTRF-2000 (1)", VERSION["MOMRA-Sau"], SOURCECRS[ GEOGCRS["Ain el Abd", DATUM["Ain el Abd 1970", ELLIPSOID["International 1924",6378388,297, 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",4204]]], TARGETCRS[ GEOGCRS["MTRF-2000", DATUM["MOMRA Terrestrial Reference Frame 2000", ELLIPSOID["GRS 1980",6378137,298.257222101, 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",8818]]], METHOD["Coordinate Frame rotation (geog2D domain)", ID["EPSG",9607]], PARAMETER["X-axis translation",-61.15, LENGTHUNIT["metre",1], ID["EPSG",8605]], PARAMETER["Y-axis translation",-315.86, LENGTHUNIT["metre",1], ID["EPSG",8606]], PARAMETER["Z-axis translation",-3.51, LENGTHUNIT["metre",1], ID["EPSG",8607]], PARAMETER["X-axis rotation",0.41, ANGLEUNIT["arc-second",4.84813681109536E-06], ID["EPSG",8608]], PARAMETER["Y-axis rotation",0.74, ANGLEUNIT["arc-second",4.84813681109536E-06], ID["EPSG",8609]], PARAMETER["Z-axis rotation",-3.52, ANGLEUNIT["arc-second",4.84813681109536E-06], ID["EPSG",8610]], PARAMETER["Scale difference",1.36, SCALEUNIT["parts per million",1E-06], ID["EPSG",8611]], OPERATIONACCURACY[5.0], USAGE[ SCOPE["Transformation of coordinates at 5m level of accuracy."], AREA["Saudi Arabia - onshore."], BBOX[16.37,34.51,32.16,55.67]], ID["EPSG",8824], REMARK["Nation-wide transformation. Accuracy given as 'several metres'. More precise national cellular transformation parameters were also determined. Software coded for these cellular transformations is available in MOMRA."]]
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=intl +step +proj=helmert +x=-61.15 +y=-315.86 +z=-3.51 +rx=0.41 +ry=0.74 +rz=-3.52 +s=1.36 +convention=coordinate_frame +step +inv +proj=cart +ellps=GRS80 +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:8824","+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=intl +step +proj=helmert +x=-61.15 +y=-315.86 +z=-3.51 +rx=0.41 +ry=0.74 +rz=-3.52 +s=1.36 +convention=coordinate_frame +step +inv +proj=cart +ellps=GRS80 +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": "Ain el Abd to MTRF-2000 (1)", "source_crs": { "type": "GeographicCRS", "name": "Ain el Abd", "datum": { "type": "GeodeticReferenceFrame", "name": "Ain el Abd 1970", "ellipsoid": { "name": "International 1924", "semi_major_axis": 6378388, "inverse_flattening": 297 } }, "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": 4204 } }, "target_crs": { "type": "GeographicCRS", "name": "MTRF-2000", "datum": { "type": "GeodeticReferenceFrame", "name": "MOMRA Terrestrial Reference Frame 2000", "ellipsoid": { "name": "GRS 1980", "semi_major_axis": 6378137, "inverse_flattening": 298.257222101 } }, "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": 8818 } }, "method": { "name": "Coordinate Frame rotation (geog2D domain)", "id": { "authority": "EPSG", "code": 9607 } }, "parameters": [ { "name": "X-axis translation", "value": -61.15, "unit": "metre", "id": { "authority": "EPSG", "code": 8605 } }, { "name": "Y-axis translation", "value": -315.86, "unit": "metre", "id": { "authority": "EPSG", "code": 8606 } }, { "name": "Z-axis translation", "value": -3.51, "unit": "metre", "id": { "authority": "EPSG", "code": 8607 } }, { "name": "X-axis rotation", "value": 0.41, "unit": { "type": "AngularUnit", "name": "arc-second", "conversion_factor": 4.84813681109536e-06 }, "id": { "authority": "EPSG", "code": 8608 } }, { "name": "Y-axis rotation", "value": 0.74, "unit": { "type": "AngularUnit", "name": "arc-second", "conversion_factor": 4.84813681109536e-06 }, "id": { "authority": "EPSG", "code": 8609 } }, { "name": "Z-axis rotation", "value": -3.52, "unit": { "type": "AngularUnit", "name": "arc-second", "conversion_factor": 4.84813681109536e-06 }, "id": { "authority": "EPSG", "code": 8610 } }, { "name": "Scale difference", "value": 1.36, "unit": { "type": "ScaleUnit", "name": "parts per million", "conversion_factor": 1e-06 }, "id": { "authority": "EPSG", "code": 8611 } } ], "accuracy": "5.0", "scope": "Transformation of coordinates at 5m level of accuracy.", "area": "Saudi Arabia - onshore.", "bbox": { "south_latitude": 16.37, "west_longitude": 34.51, "north_latitude": 32.16, "east_longitude": 55.67 }, "id": { "authority": "EPSG", "code": 8824 }, "remarks": "Nation-wide transformation. Accuracy given as 'several metres'. More precise national cellular transformation parameters were also determined. Software coded for these cellular transformations is available in MOMRA." }
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=intl" "step" "proj=helmert" "x=-61.15" "y=-315.86" "z=-3.51" "rx=0.41" "ry=0.74" "rz=-3.52" "s=1.36" "convention=coordinate_frame" "step" "inv" "proj=cart" "ellps=GRS80" "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=intl +step +proj=helmert +x=-61.15 +y=-315.86 +z=-3.51 +rx=0.41 +ry=0.74 +rz=-3.52 +s=1.36 +convention=coordinate_frame +step +inv +proj=cart +ellps=GRS80 +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=intl +step +proj=helmert +x=-61.15 +y=-315.86 +z=-3.51 +rx=0.41 +ry=0.74 +rz=-3.52 +s=1.36 +convention=coordinate_frame +step +inv +proj=cart +ellps=GRS80 +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 ( 8824, 'EPSG', 8824, '+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=intl +step +proj=helmert +x=-61.15 +y=-315.86 +z=-3.51 +rx=0.41 +ry=0.74 +rz=-3.52 +s=1.36 +convention=coordinate_frame +step +inv +proj=cart +ellps=GRS80 +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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