EPSG systems

EPSG:23880 DGN95 / UTM zone 50S

Projected system (Transverse Mercator) in use: Indonesia - 114°E to 120°E, S hemisphere. The full definition below, and conversion in one click.

System record
CodeEPSG:23880
NameDGN95 / UTM zone 50S
TypeProjected system — Transverse Mercator
Area of use Indonesia - 114°E to 120°E, S hemisphere
Indonesia - south of equator and between 114°E and 120°E - onshore and offshore.
Bounds W 114,00° · S -13,06° · E 120,01° · N 0,00°
Countries Indonesia
DatumDatum Geodesi Nasional 1995
Ellipsoid WGS 84 a = 6378137 m · 1/f = 298.257223563
Base geographic system EPSG:4755 — DGN95
Unit metre (E east, N north)
Transformation to WGS 84 DGN95 to WGS 84 (1) (EPSG:15912) — accuracy 1 m
ScopeEngineering survey, topographic mapping.

Projection parameters

ParameterValueUnit
Latitude of natural origin0degree
Longitude of natural origin117degree
Scale factor at natural origin0.9996unity
False easting500000metre
False northing10000000metre

proj4 definition

+proj=utm +zone=50 +south +ellps=WGS84 +units=m +towgs84=0,0,0 +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:23880.

WKT (ESRI format, the .prj content)

PROJCS["DGN_1995_UTM_Zone_50S",GEOGCS["GCS_DGN_1995",DATUM["D_Datum_Geodesi_Nasional_1995",SPHEROID["WGS_1984",6378137.0,298.257223563]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Transverse_Mercator"],PARAMETER["False_Easting",500000.0],PARAMETER["False_Northing",10000000.0],PARAMETER["Central_Meridian",117.0],PARAMETER["Scale_Factor",0.9996],PARAMETER["Latitude_Of_Origin",0.0],UNIT["Meter",1.0]]

All systems — Indonesia

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