spatial_ref_sys_all (view)
Data license: ODbL · Data source: timezone-boundary-builder · About: simonw/timezones-api
13 rows where spheroid = "Helmert 1906" sorted by proj4text
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Suggested facets: is_geographic, has_flipped_axes, datum, unit, axis_1_name, axis_1_orientation, axis_2_name, axis_2_orientation, proj4text
projection 3 ✖
srid | auth_name | auth_srid | ref_sys_name | is_geographic | has_flipped_axes | spheroid | prime_meridian | datum | projection | unit | axis_1_name | axis_1_orientation | axis_2_name | axis_2_orientation | proj4text ▼ | srtext |
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2099 | epsg | 2099 | Qatar 1948 / Qatar Grid | 0 | 0 | Helmert 1906 | Greenwich | Qatar_1948 | Cassini_Soldner | metre | Easting | East | Northing | North | +proj=cass +lat_0=25.38236111111111 +lon_0=50.76138888888889 +x_0=100000 +y_0=100000 +ellps=helmert +units=m +no_defs | PROJCS["Qatar 1948 / Qatar Grid",GEOGCS["Qatar 1948",DATUM["Qatar_1948",SPHEROID["Helmert 1906",6378200,298.3,AUTHORITY["EPSG","7020"]],AUTHORITY["EPSG","6286"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4286"]],PROJECTION["Cassini_Soldner"],PARAMETER["latitude_of_origin",25.3823611111111],PARAMETER["central_meridian",50.7613888888889],PARAMETER["false_easting",100000],PARAMETER["false_northing",100000],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","2099"]] |
4020 | epsg | 4020 | Unknown datum based upon the Helmert 1906 ellipsoid (deprecated) | 1 | 1 | Helmert 1906 | Greenwich | Not_specified_based_on_Helmert_1906_ellipsoid | none | degree | Geodetic latitude | North | Geodetic longitude | East | +proj=longlat +ellps=helmert +no_defs | GEOGCS["Unknown datum based upon the Helmert 1906 ellipsoid (deprecated)",DATUM["Not_specified_based_on_Helmert_1906_ellipsoid",SPHEROID["Helmert 1906",6378200,298.3,AUTHORITY["EPSG","7020"]],AUTHORITY["EPSG","6020"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AXIS["Latitude",NORTH],AXIS["Longitude",EAST],AUTHORITY["EPSG","4020"]] |
4286 | epsg | 4286 | Qatar 1948 | 1 | 1 | Helmert 1906 | Greenwich | Qatar_1948 | none | degree | Geodetic latitude | North | Geodetic longitude | East | +proj=longlat +ellps=helmert +no_defs | GEOGCS["Qatar 1948",DATUM["Qatar_1948",SPHEROID["Helmert 1906",6378200,298.3,AUTHORITY["EPSG","7020"]],AUTHORITY["EPSG","6286"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AXIS["Latitude",NORTH],AXIS["Longitude",EAST],AUTHORITY["EPSG","4286"]] |
4303 | epsg | 4303 | TC(1948) | 1 | 1 | Helmert 1906 | Greenwich | Trucial_Coast_1948 | none | degree | Geodetic latitude | North | Geodetic longitude | East | +proj=longlat +ellps=helmert +no_defs | GEOGCS["TC(1948)",DATUM["Trucial_Coast_1948",SPHEROID["Helmert 1906",6378200,298.3,AUTHORITY["EPSG","7020"]],AUTHORITY["EPSG","6303"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AXIS["Latitude",NORTH],AXIS["Longitude",EAST],AUTHORITY["EPSG","4303"]] |
4229 | epsg | 4229 | Egypt 1907 | 1 | 1 | Helmert 1906 | Greenwich | Egypt_1907 | none | degree | Geodetic latitude | North | Geodetic longitude | East | +proj=longlat +ellps=helmert +towgs84=-130,110,-13,0,0,0,0 +no_defs | GEOGCS["Egypt 1907",DATUM["Egypt_1907",SPHEROID["Helmert 1906",6378200,298.3,AUTHORITY["EPSG","7020"]],AUTHORITY["EPSG","6229"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AXIS["Latitude",NORTH],AXIS["Longitude",EAST],AUTHORITY["EPSG","4229"]] |
4706 | epsg | 4706 | Egypt Gulf of Suez S-650 TL | 1 | 1 | Helmert 1906 | Greenwich | Egypt_Gulf_of_Suez_S-650_TL | none | degree | Geodetic latitude | North | Geodetic longitude | East | +proj=longlat +ellps=helmert +towgs84=-146.21,112.63,4.05,0,0,0,0 +no_defs | GEOGCS["Egypt Gulf of Suez S-650 TL",DATUM["Egypt_Gulf_of_Suez_S-650_TL",SPHEROID["Helmert 1906",6378200,298.3,AUTHORITY["EPSG","7020"]],AUTHORITY["EPSG","6706"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AXIS["Latitude",NORTH],AXIS["Longitude",EAST],AUTHORITY["EPSG","4706"]] |
22994 | epsg | 22994 | Egypt 1907 / Extended Purple Belt | 0 | 0 | Helmert 1906 | Greenwich | Egypt_1907 | Transverse_Mercator | metre | Easting | East | Northing | North | +proj=tmerc +lat_0=30 +lon_0=27 +k=1 +x_0=700000 +y_0=1200000 +ellps=helmert +towgs84=-130,110,-13,0,0,0,0 +units=m +no_defs | PROJCS["Egypt 1907 / Extended Purple Belt",GEOGCS["Egypt 1907",DATUM["Egypt_1907",SPHEROID["Helmert 1906",6378200,298.3,AUTHORITY["EPSG","7020"]],AUTHORITY["EPSG","6229"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4229"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",30],PARAMETER["central_meridian",27],PARAMETER["scale_factor",1],PARAMETER["false_easting",700000],PARAMETER["false_northing",1200000],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","22994"]] |
22993 | epsg | 22993 | Egypt 1907 / Purple Belt | 0 | 0 | Helmert 1906 | Greenwich | Egypt_1907 | Transverse_Mercator | metre | Easting | East | Northing | North | +proj=tmerc +lat_0=30 +lon_0=27 +k=1 +x_0=700000 +y_0=200000 +ellps=helmert +towgs84=-130,110,-13,0,0,0,0 +units=m +no_defs | PROJCS["Egypt 1907 / Purple Belt",GEOGCS["Egypt 1907",DATUM["Egypt_1907",SPHEROID["Helmert 1906",6378200,298.3,AUTHORITY["EPSG","7020"]],AUTHORITY["EPSG","6229"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4229"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",30],PARAMETER["central_meridian",27],PARAMETER["scale_factor",1],PARAMETER["false_easting",700000],PARAMETER["false_northing",200000],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","22993"]] |
22992 | epsg | 22992 | Egypt 1907 / Red Belt | 0 | 0 | Helmert 1906 | Greenwich | Egypt_1907 | Transverse_Mercator | metre | Easting | East | Northing | North | +proj=tmerc +lat_0=30 +lon_0=31 +k=1 +x_0=615000 +y_0=810000 +ellps=helmert +towgs84=-130,110,-13,0,0,0,0 +units=m +no_defs | PROJCS["Egypt 1907 / Red Belt",GEOGCS["Egypt 1907",DATUM["Egypt_1907",SPHEROID["Helmert 1906",6378200,298.3,AUTHORITY["EPSG","7020"]],AUTHORITY["EPSG","6229"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4229"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",30],PARAMETER["central_meridian",31],PARAMETER["scale_factor",1],PARAMETER["false_easting",615000],PARAMETER["false_northing",810000],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","22992"]] |
3355 | epsg | 3355 | Egypt Gulf of Suez S-650 TL / Red Belt | 0 | 0 | Helmert 1906 | Greenwich | Egypt_Gulf_of_Suez_S-650_TL | Transverse_Mercator | metre | Easting | East | Northing | North | +proj=tmerc +lat_0=30 +lon_0=31 +k=1 +x_0=615000 +y_0=810000 +ellps=helmert +towgs84=-146.21,112.63,4.05,0,0,0,0 +units=m +no_defs | PROJCS["Egypt Gulf of Suez S-650 TL / Red Belt",GEOGCS["Egypt Gulf of Suez S-650 TL",DATUM["Egypt_Gulf_of_Suez_S-650_TL",SPHEROID["Helmert 1906",6378200,298.3,AUTHORITY["EPSG","7020"]],AUTHORITY["EPSG","6706"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4706"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",30],PARAMETER["central_meridian",31],PARAMETER["scale_factor",1],PARAMETER["false_easting",615000],PARAMETER["false_northing",810000],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","3355"]] |
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CREATE VIEW spatial_ref_sys_all AS SELECT a.srid AS srid, a.auth_name AS auth_name, a.auth_srid AS auth_srid, a.ref_sys_name AS ref_sys_name, b.is_geographic AS is_geographic, b.has_flipped_axes AS has_flipped_axes, b.spheroid AS spheroid, b.prime_meridian AS prime_meridian, b.datum AS datum, b.projection AS projection, b.unit AS unit, b.axis_1_name AS axis_1_name, b.axis_1_orientation AS axis_1_orientation, b.axis_2_name AS axis_2_name, b.axis_2_orientation AS axis_2_orientation, a.proj4text AS proj4text, a.srtext AS srtext FROM spatial_ref_sys AS a LEFT JOIN spatial_ref_sys_aux AS b ON (a.srid = b.srid);