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{"srid": 29850, "auth_name": "epsg", "auth_srid": 29850, "ref_sys_name": "Timbalai 1948 / UTM zone 50N", "is_geographic": 0, "has_flipped_axes": 0, "spheroid": "Everest 1830 (1967 Definition)", "prime_meridian": "Greenwich", "datum": "Timbalai_1948", "projection": "Transverse_Mercator", "unit": "metre", "axis_1_name": "Easting", "axis_1_orientation": "East", "axis_2_name": "Northing", "axis_2_orientation": "North", "proj4text": "+proj=utm +zone=50 +ellps=evrstSS +towgs84=-679,669,-48,0,0,0,0 +units=m +no_defs", "srtext": "PROJCS[\"Timbalai 1948 / UTM zone 50N\",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[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",117],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1,AUTHORITY[\"EPSG\",\"9001\"]],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"29850\"]]"}
{"srid": 29871, "auth_name": "epsg", "auth_srid": 29871, "ref_sys_name": "Timbalai 1948 / RSO Borneo (ch)", "is_geographic": 0, "has_flipped_axes": 0, "spheroid": "Everest 1830 (1967 Definition)", "prime_meridian": "Greenwich", "datum": "Timbalai_1948", "projection": "Hotine_Oblique_Mercator_Azimuth_Center", "unit": "British chain (Sears 1922)", "axis_1_name": "Easting", "axis_1_orientation": "East", "axis_2_name": "Northing", "axis_2_orientation": "North", "proj4text": "+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", "srtext": "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\"]]"}
{"srid": 29872, "auth_name": "epsg", "auth_srid": 29872, "ref_sys_name": "Timbalai 1948 / RSO Borneo (ftSe)", "is_geographic": 0, "has_flipped_axes": 0, "spheroid": "Everest 1830 (1967 Definition)", "prime_meridian": "Greenwich", "datum": "Timbalai_1948", "projection": "Hotine_Oblique_Mercator_Azimuth_Center", "unit": "British foot (Sears 1922)", "axis_1_name": "Easting", "axis_1_orientation": "East", "axis_2_name": "Northing", "axis_2_orientation": "North", "proj4text": "+proj=omerc +lat_0=4 +lonc=115 +alpha=53.31582047222222 +k=0.99984 +x_0=590476.8727431979 +y_0=442857.6545573985 +gamma=53.13010236111111 +ellps=evrstSS +towgs84=-679,669,-48,0,0,0,0 +to_meter=0.3047994715386762 +no_defs", "srtext": "PROJCS[\"Timbalai 1948 / RSO Borneo (ftSe)\",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\",1937263.44],PARAMETER[\"false_northing\",1452947.58],UNIT[\"British foot (Sears 1922)\",0.304799471538676,AUTHORITY[\"EPSG\",\"9041\"]],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"29872\"]]"}
{"srid": 29873, "auth_name": "epsg", "auth_srid": 29873, "ref_sys_name": "Timbalai 1948 / RSO Borneo (m)", "is_geographic": 0, "has_flipped_axes": 0, "spheroid": "Everest 1830 (1967 Definition)", "prime_meridian": "Greenwich", "datum": "Timbalai_1948", "projection": "Hotine_Oblique_Mercator_Azimuth_Center", "unit": "metre", "axis_1_name": "Easting", "axis_1_orientation": "East", "axis_2_name": "Northing", "axis_2_orientation": "North", "proj4text": "+proj=omerc +lat_0=4 +lonc=115 +alpha=53.31582047222222 +k=0.99984 +x_0=590476.87 +y_0=442857.65 +gamma=53.13010236111111 +ellps=evrstSS +towgs84=-679,669,-48,0,0,0,0 +units=m +no_defs", "srtext": "PROJCS[\"Timbalai 1948 / RSO Borneo (m)\",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\",590476.87],PARAMETER[\"false_northing\",442857.65],UNIT[\"metre\",1,AUTHORITY[\"EPSG\",\"9001\"]],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"29873\"]]"}
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