• Unknown datum based upon the Clarke 1880 (IGN) ellipsoid

  EPSG:4011
  Area of use: Not specified.
  Transform coordinates | Get position on a map

• Unknown datum based upon the Clarke 1880 (Benoit) ellipsoid

  EPSG:4010
  Area of use: Not specified.
  Transform coordinates | Get position on a map

• Unknown datum based upon the Clarke 1866 ellipsoid

  EPSG:4008
  Area of use: Not specified.
  Transform coordinates | Get position on a map

• Unknown datum based upon the Clarke 1858 ellipsoid

  EPSG:4007
  Area of use: Not specified.
  Transform coordinates | Get position on a map

• Unknown datum based upon the Bessel Namibia ellipsoid

  EPSG:4006
  Area of use: Not specified.
  Transform coordinates | Get position on a map

• Unknown datum based upon the Bessel Modified ellipsoid

  EPSG:4005
  Area of use: Not specified.
  Transform coordinates | Get position on a map

• Unknown datum based upon the Bessel 1841 ellipsoid

  EPSG:4004
  Area of use: Not specified.
  Transform coordinates | Get position on a map

• Unknown datum based upon the Australian National Spheroid

  EPSG:4003
  Area of use: Not specified.
  Transform coordinates | Get position on a map

• Unknown datum based upon the Airy Modified 1849 ellipsoid

  EPSG:4002
  Area of use: Not specified.
  Transform coordinates | Get position on a map

• Unknown datum based upon the Airy 1830 ellipsoid

  EPSG:4001
  Area of use: Not specified.
  Transform coordinates | Get position on a map

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Type of results

• Coordinate reference systems (44)

•    Geodetic (42)
•    Engineering (2)

• Operation (5)

•    Transformation (2)
•    Conversion (3)

• Datum (47)

•    Engineering (5)
•    Geodetic (42)

• Area (2)