Coordinate transformations to Malin Head height

The EPSG Geodetic Parameter Dataset defines official transformations from 4 coordinate reference systems to Malin Head height (EPSG:5731). Each page lists the published parameters, accuracy and area of use, with a free in-browser converter.

• Belfast height → Malin Head height±0.01 m
• ETRS89 → Malin Head height±0.023 m
• Poolbeg height (ft(Br36)) → Malin Head height±0.1 m
• Poolbeg height (m) → Malin Head height±0.1 m