The ship was abandoned in the Baltic Sea 6 nautical miles ( 11 km ) off the coast .
The ship had been driven ashore on the coast of Courland two or three days before and then refloated .
The ship , which had been driven ashore on the coast of Courland two or three days before and then refloated , was abandoned in the Baltic Sea 6 nautical miles ( 11 km ) off the coast .