Naval base at Zeebrugge, Belgium 6 July 2013
Belgium-flagged. Call sign ORJJ. MMSI 205217000. Laid down in 1960 at the Boelwerf, Temse and commissioned in 1961. Displacement 136 tons and as dimensions 28,15 x 6,85 x 2,80 metres. Height mast 32 metres. Sail area 700 square metres. Speed 7 8 knots. Also fitted out with 1-230 hp engine. Type Bermuda ketch. Her crew numbers 1 officer, 3 petty officers, 3 sailors and 10 trainees. Used for acoustic and oceanographic research.