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Final solution: library("sp") library("sf") library("raster") library("parallel") library("ggplot2") df=read.table("~/centroids.csv",sep=",",header=TRUE) df2=df coordinates(df2)=~longitude+latitude proj4string(df2)=CRS("+init=epsg:4326") # points are initially projected in ...


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QGIS display the coordinate of your map cursor at the bottom (see n°1 on below picture), by clicking on the symbol next to it (n°2) you may alternate between coordinate display and extents display. You have some control on how these information are displayed by accessing the General tab in the project properties window (go to "Project" > "...


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Your data is not in EPSG 4326 - WGS 84 originally. If it was it would display correctly over your country before you try to reproject it. It does have some coordinates because it displays. But you need to figure our what projection the original data is in. Either from where you downloaded it (some metadata), or by trying out some projections until you find ...


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