• SIRGAS 1995 to WGS 84 (1)

  EPSG:1581
  Area of use: South America - onshore and offshore. Ecuador (mainland and Galapagos) - onshore and offshore.
  

• ITRF94 to SIRGAS 1995 (1)

  EPSG:9051
  Area of use: South America - onshore and offshore. Ecuador (mainland and Galapagos) - onshore and offshore.
  

• SIRGAS 1995 to SIRGAS 2000 (1)

  EPSG:9979
  Area of use: South America - onshore and offshore. Ecuador (mainland and Galapagos) - onshore and offshore.
  

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