Free online coordinates converter
(For main projection systems applying to France mainland)
Source projection
Target projection
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X Y ou Lon Lat
 
X or Lon. target
 
Y or Lat. target
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* Results are provided 'As is". Catco rejects any responsability about the accuracy of results
and the use made of calculations here above
* Longitude/Latitude in decimal degrees
* valid long/lat window for input is -5.5 <= lon <= 10. and 41 <= lat <= 52.
* Maximum 500 points in one shot