The positions of the Japanese aircraft carriers according to the U.S. Joint Intelligence Committee. Daily summary dated 22 January 1942

An item reported the estimated positions of the Japanese aircraft carriers: Cardiv 1 and 5 near Rabaul, New Guinea, Cardiv 2 east of the Philippines, Cardiv 3 between Japan and the Phulippines and the Cardiv 4 between the Mandates and Yokosuka.

Source

Map Room Papers (Roosevelt Administration), 1942 - 1945. U.S. Joint Intelligence Committee. Daily summary No. 43 dated 22 January 1942