Project 10073 Record Card and Related Incoming Messages — Sighting of 5 July 1960

This document collection details a UFO sighting reported on July 5, 1960, by a Northwest Airlines pilot, identified as Houston, flying from Tokyo to Seattle via Shemya. The pilot reported observing an object traveling at a high rate of speed on a northwest to southeast course. The object was described as a steady white light, similar in size and shape to a faint star, and was observed for approximately two minutes at an altitude of 33 degrees. The sighting occurred at coordinates 23-59N 145-50E. The report was initially received by the US Navy and subsequently disseminated through various military channels, including the Department of the Air Force, CINCPACFLT, and the Air Force Cambridge Research Center. The incident was formally evaluated by the US Navy, which concluded that the object was a Soviet rocket. The documentation includes a Project 10073 record card, multiple incoming military messages, and operational immediate communications, reflecting the standard reporting and evaluation procedures for aerial phenomena during this period. The messages confirm that the pilot was expected to provide a follow-up report to Northwest Airlines upon his arrival in Seattle.