EPSG systems

EPSG:9498 POSGAR 2007 / CABA 2019

Projected system (Transverse Mercator) in use: Argentina - Buenos Aires city. The full definition below, and conversion in one click.

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System record
Code	EPSG:9498
Name	POSGAR 2007 / CABA 2019
Type	Projected system — Transverse Mercator
Area of use	Argentina - Buenos Aires city Argentina - autonomous city of Buenos Aires.
Bounds	W -58,54° · S -34,71° · E -58,29° · N -34,50°
Countries	Argentina
Datum	Posiciones Geodesicas Argentinas 2007
Ellipsoid	WGS 84 a = 6378137 m · 1/f = 298.257223563
Base geographic system	EPSG:5340 — POSGAR 2007
Unit	metre (X north, Y east)
Transformation to WGS 84	POSGAR 2007 to WGS 84 (2) (EPSG:9264) — accuracy 0.5 m
Scope	Cadastre, engineering survey, topographic mapping.

Projection parameters

Parameter	Value	Unit
Latitude of natural origin	-34.629266666666666	degree
Longitude of natural origin	-58.46330833333334	degree
Scale factor at natural origin	1	unity
False easting	20000	metre
False northing	70000	metre

proj4 definition

+proj=tmerc +lat_0=-34.6292666666667 +lon_0=-58.4633083333333 +k=1 +x_0=20000 +y_0=70000 +ellps=WGS84 +units=m +towgs84=-0.41,0.46,-0.35 +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:9498.

WKT (ESRI format, the .prj content)

PROJCS["POSGAR_2007_CABA_2019",GEOGCS["GCS_POSGAR_2007",DATUM["D_POSGAR_2007",SPHEROID["WGS_1984",6378137.0,298.257223563]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Transverse_Mercator"],PARAMETER["False_Easting",20000.0],PARAMETER["False_Northing",70000.0],PARAMETER["Central_Meridian",-58.4633083333333],PARAMETER["Scale_Factor",1.0],PARAMETER["Latitude_Of_Origin",-34.6292666666667],UNIT["Meter",1.0]]

All systems — Argentina

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

Projection parameters

proj4 definition

WKT (ESRI format, the .prj content)

Other systems — Argentina