The 99 meter long, 3208 dwt freighter Symphony loaded with a cargo of timber went aground off  Marstal, Denmark.   The vessel had a pilot on board when it struck a sandbar.   The vessel was able to free itself later the same day.   The Symphony contacted authorities who allowed the freighter to proceed to the port of Soby where the hull will be inspected by divers.   No reports of injuries, damage or pollution being released.