(National Archives and Records Administration,
The document deals with the 17 November 1986 Japan Airlines cargo jet Flight 1628 UFO incident over North East Alaska:
Quote from the document:
“Scope & Content
This series documents the sighting of an unidentified flying object (UFO) by the crew of Japan Airlines flight 1628 while in Alaskan air space. There are transcripts of the pilot’s communication with air traffic control personnel; a text of an interview with the captain, Federal Aviation Administration personnel, and an interpreter as well as with the flight engineer and co-pilot. There are also diagrams drawn by the captain detailing the position of the UFO relative to his airplane during the sighting, and a copy of his personal statement on the event.
There are inspection and surveillance reports; photographs of recreated radar screens simulating the actual sighting; copies of newspaper clippings; and letters from citizens requesting copies of documents related to the sighting.”
Captain Kenju (or Kenji) Terauchi (Japan Airlines) with a drawing
of one of the three UFOs (ufowijzer.nl photo)