 The ship’s United States Maritime Commission designation was VC2- S- AP3, hull number 21.She was acquired by the U.S. Navy in 1950 and renamed the USNS "Dalton Victory" (T-AK-256).In 1960 she was renamed USNS "Sunnyvale" (T-AGM-5) and rebuilt and placed in service as a missile range instrumentation ship, and assigned to the Pacific Missile Range, where she performed missile tracking duties.