Deianeira is a 38.9 m / 127′8″ luxury motor yacht. She was built by Vosper Thornycroft in 1951.
With a beam of 6.32 m and a draft of 2.7 m, she has a steel hull and steel superstructure. This adds up to a gross tonnage of 203 tons.
She is powered by CAT engines of 803 hp each giving her a maximum speed of 12 knots and a cruising speed of 11 knots. Deianeira's maximum range is estimated at 2500 nautical miles.
The motor yacht can accommodate 11 guests in 5 cabins with an interior design by François Catroux