EPSG systems

EPSG:4146 Kalianpur 1975

Geographic system in latitude and longitude, in use: India - mainland. Datum, ellipsoid and transformation to WGS 84 below.

System record
CodeEPSG:4146
NameKalianpur 1975
TypeGeographic system
Area of use India - mainland
India - mainland onshore.
Bounds W 68,13° · S 8,02° · E 97,42° · N 35,51°
Countries India
DatumKalianpur 1975
Ellipsoid Everest 1830 (1975 Definition) a = 6377299.151 m · 1/f = 300.8017255
Unit degree (Lat north, Lon east)
Transformation to WGS 84 Kalianpur 1975 to WGS 84 (1) (EPSG:1156) — accuracy 22 m
ScopeGeodesy.

proj4 definition

+proj=longlat +a=6377299.151 +rf=300.8017255 +towgs84=295,736,257 +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:4146.

WKT (ESRI format, the .prj content)

GEOGCS["GCS_Kalianpur_1975",DATUM["D_Kalianpur_1975",SPHEROID["Everest_Definition_1975",6377299.151,300.8017255]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]]

All systems — India

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