Convert UTM to Longitude and Latitude

utm2lonlat(easting, northing, zone = 1, hemisphere = "N", km = FALSE)



easting coordinate (in km or m, depending on value of km). Alternatively, a list containing items named easting, northing, and zone, in which case these are taken from the list and the arguments named northing, zone and are ignored.


northing coordinate (in km or m, depending on value of km).


UTM zone


indication of hemisphere; "N" for North, anything else for South.


logical value indicating whether easting and northing are in kilometers or meters.


A list containing longitude and latitude.

References, downloaded May 31, 2014.

See also

lonlat2utm() does the inverse operation. For general projections and their inverses, use lonlat2map() and map2lonlat().

Other functions related to maps: formatPosition(), lonlat2map(), lonlat2utm(), map2lonlat(), mapArrows(), mapAxis(), mapContour(), mapCoordinateSystem(), mapDirectionField(), mapGrid(), mapImage(), mapLines(), mapLocator(), mapLongitudeLatitudeXY(), mapPlot(), mapPoints(), mapPolygon(), mapScalebar(), mapText(), mapTissot(), oceCRS(), shiftLongitude(), usrLonLat()


# \donttest{ library(oce) ## Cape Split, in the Minas Basin of the Bay of Fundy utm2lonlat(852863, 5029997, 19)
#> $longitude #> [1] -64.49657 #> #> $latitude #> [1] 45.33462 #>
# }