EPSG systems

EPSG:24305 Kalianpur 1937 / UTM zone 45N

Projected system (Transverse Mercator) in use: Bangladesh - onshore west of 90°E. The full definition below, and conversion in one click.

System record
CodeEPSG:24305
NameKalianpur 1937 / UTM zone 45N
TypeProjected system — Transverse Mercator
Area of use Bangladesh - onshore west of 90°E
Bounds W 88,01° · S 21,59° · E 90,00° · N 26,64°
Countries Bangladesh
DatumKalianpur 1937
Ellipsoid Everest 1830 (1937 Adjustment) a = 6377276.345 m · 1/f = 300.8017
Base geographic system EPSG:4144 — Kalianpur 1937
Unit metre (E east, N north)
Transformation to WGS 84 Kalianpur 1937 to WGS 84 (1) (EPSG:1155) — accuracy 18 m
ScopeEngineering survey, topographic mapping.

Projection parameters

ParameterValueUnit
Latitude of natural origin0degree
Longitude of natural origin87degree
Scale factor at natural origin0.9996unity
False easting500000metre
False northing0metre

proj4 definition

+proj=utm +zone=45 +ellps=evrst30 +units=m +towgs84=282,726,254 +no_defs

Paste it into QGIS, proj4js, PostGIS (spatial_ref_sys) or GDAL. +towgs84 carries the EPSG transformation to WGS 84; the official code stays EPSG:24305.

WKT (ESRI format, the .prj content)

PROJCS["Kalianpur_1937_UTM_Zone_45N",GEOGCS["GCS_Kalianpur_1937",DATUM["D_Kalianpur_1937",SPHEROID["Everest_Adjustment_1937",6377276.345,300.8017]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Transverse_Mercator"],PARAMETER["False_Easting",500000.0],PARAMETER["False_Northing",0.0],PARAMETER["Central_Meridian",87.0],PARAMETER["Scale_Factor",0.9996],PARAMETER["Latitude_Of_Origin",0.0],UNIT["Meter",1.0]]

All systems — Bangladesh

Source: EPSG registry v11.022 (IOGP), through the PROJ database. Always check a code on epsg.org before contractual work.