Length over all 33.0 m; breadth 6.14 m; sail area 308 sqm;
built 1908 by Niels Hansen, Marstal / Denmark, as MINDE; 1921 renamed ALTAIR, 1924 renamed PER-OLOF and 1939 MARINA; 1988 renamed CONSTANTIA and afterwards renovated; sold to Solnaship Foundation, founded in 1995, for sail training trips;