When was the the ship launched ,that along with the Tripitz and the Lützow was a target for  Operation Source ?
German battleship Scharnhorst Scharnhorst was a German capital ship, alternatively described as a battleship and battlecruiser, of Nazi Germany's "Kriegsmarine". She was the lead ship of her class, which included one other ship, "Gneisenau" . The ship was built at the "Kriegsmarinewerft" dockyard in Wilhelmshaven; she was laid down on 15 June 1935 and launched a year and four months later on 3 October 1936. Completed in January 1939, the ship was armed with a main battery of nine 28 cm (11 in) C/34 guns in three triple turrets. Plans to replace these weapons with six 38 cm (15 in) SK C/34 guns in twin turrets were never carried out.
USS Lunga Point USS "Lunga Point" (CVE-94), originally "Alazon Bay", was a "Casablanca" class escort carrier. It was named for Lunga Point on the northern coast of Guadalcanal, the site of a naval battle during World War II. It was laid down by Kaiser Shipbuilding Co., Vancouver, Washington on 19 January 1944; launched on 11 April 1944, sponsored by Mrs. Mary Elizabeth McKay; and commissioned on 14 May 1944, Captain G. A. T. Washburn in command.