spatial_ref_sys_all (view)

Data license: ODbL · Data source: timezone-boundary-builder · About: simonw/timezones-api

1 row where unit = "British chain (Sears 1922)" sorted by proj4text descending

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unit 1 ✖

  • British chain (Sears 1922) · 1 ✖
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
29871 epsg 29871 Timbalai 1948 / RSO Borneo (ch) 0 0 Everest 1830 (1967 Definition) Greenwich Timbalai_1948 Hotine_Oblique_Mercator_Azimuth_Center British chain (Sears 1922) Easting East Northing North +proj=omerc +lat_0=4 +lonc=115 +alpha=53.31582047222222 +k=0.99984 +x_0=590476.8714630401 +y_0=442857.653094361 +gamma=53.13010236111111 +ellps=evrstSS +towgs84=-679,669,-48,0,0,0,0 +to_meter=20.11676512155263 +no_defs PROJCS["Timbalai 1948 / RSO Borneo (ch)",GEOGCS["Timbalai 1948",DATUM["Timbalai_1948",SPHEROID["Everest 1830 (1967 Definition)",6377298.556,300.8017,AUTHORITY["EPSG","7016"]],AUTHORITY["EPSG","6298"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4298"]],PROJECTION["Hotine_Oblique_Mercator_Azimuth_Center"],PARAMETER["latitude_of_center",4],PARAMETER["longitude_of_center",115],PARAMETER["azimuth",53.3158204722222],PARAMETER["rectified_grid_angle",53.1301023611111],PARAMETER["scale_factor",0.99984],PARAMETER["false_easting",29352.4763],PARAMETER["false_northing",22014.3572],UNIT["British chain (Sears 1922)",20.1167651215526,AUTHORITY["EPSG","9042"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","29871"]]

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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);