EPSG systems

EPSG:4158 Naparima 1955

Geographic system in latitude and longitude, in use: Trinidad and Tobago - Trinidad - onshore. Datum, ellipsoid and transformation to WGS 84 below.

System record
CodeEPSG:4158
NameNaparima 1955
TypeGeographic system
Area of use Trinidad and Tobago - Trinidad - onshore
Bounds W -61,98° · S 9,99° · E -60,85° · N 10,90°
Countries Trinidad & Tobago
DatumNaparima 1955
Ellipsoid International 1924 a = 6378388 m · 1/f = 297
Unit degree (Lat north, Lon east)
Transformation to WGS 84 Naparima 1955 to WGS 84 (2) (EPSG:1555) — accuracy 1 m
ScopeGeodesy.

proj4 definition

+proj=longlat +ellps=intl +towgs84=-0.465,372.095,171.736 +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:4158.

WKT (ESRI format, the .prj content)

GEOGCS["GCS_Naparima_1955",DATUM["D_Naparima_1955",SPHEROID["International_1924",6378388.0,297.0]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]]

All systems — Trinidad & Tobago

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