RedactedNarrative: On Spetember 10, 2014, Operator was operating his boat (V1) on Old Hickory Lake.  V1 was traveling downstream in the main river channel.  The time was 19:35hrs, and visibility was limited do to the sunset setting.  Sunset on this day was 19:02hrs.  Approximately 300 yards downstream of the Highway 109 bridge, V1 struck the buoy marking the river channel.  The fiberglass on the front right side of the boat and the rub rail was damaged.  No persons aboard the vessel were injured.  The estimated damage to the boat is $2000.00.