Coordinate transformations to RGAF09

The EPSG Geodetic Parameter Dataset defines official transformations from 4 coordinate reference systems to RGAF09 (EPSG:5489). Each page lists the published parameters, accuracy and area of use, with a free in-browser converter.

• Fort Marigot → RGAF09±10 m
• Guadeloupe 1948 → RGAF09±10 m
• Martinique 1938 → RGAF09±0.1 m
• RRAF 1991 → RGAF09±0.1 m