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0239 — JL1628 told ZAN they no longer had the traffic in sight. 0242 - The ROCC advised it looked as though the traffic had dropped back and to the right of JL1628, however, they were no longer tracking it. 0244 - JL1628 advised the traffic was now at 9 o'clock 0245 - ZAN issued a 10 degree turn to a northbound United Airlines flight, after pilot concurrence, in an attempt to confirm the traffic. 0248 - JL1628 told ZAN the traffic was now at 7 o'clock, 8 miles. 0250 - The northbound United Flight advised they had the Japan Airlines flight in sight, against a light background, and could not see any other traffic. 0253 - JL1628 advised they no longer had contact with the traffic. A subsequent review of ANC ARTCC's radar tracking data failed to confirm any targets in close proximity to JL1628. Aircraft arrived Anchorage International Airport 8:24 pm. Three JAL crew members on board aircraft were interviewed by FAA Security personnel. Crew members were determined not to be influenced by drugs or alcohol, rational. All three crew members reported seeing the lights. (Capt. Kenjyu Terauchi, 1St.O0ff. Takanori Tamefuji, Fl.Eng. Yoshio Tsukuda) Aircraft, a cargo flight, B/74/, was enroute from Reykjavik, Iceland to Toyko, Japan, via Anchorage, Alaska. $s | 0 There were no other reports of unknown aircraft in the area by any other on. aircraft. The unknown aircraft accompanied the JAL flight for abo St miles) FAA Security, upon being notified immediately informed the FAA Wash. D.C. Security office. The Air Force Military Defense system was alerted by the Anchorage Air Route Traffic Control Center when the JAL pilot reported the sighting via radio to the Center. The FAA ARTCC reported that there was only one radar target - the JAL B747- no confirmation of any other targets. | Military contact: Col Ted Tilma, USAF, Anchorage, 552-5351. A dt df