UAP Sighting Report — Orwigsburg, PA, 27 December 1953

This document is a military sighting report concerning an Unidentified Aerial Phenomenon (UAP) observed on December 27, 1953, in Orwigsburg, Pennsylvania. The report, filed by the Commander of the Flight Service Center at Olmsted Air Force Base, details a one-hour observation made by a 26-year-old civilian witness. The witness described a single, round object, approximately the size of a baseball, which exhibited a pendulum-like swinging motion and shifted in color between blue, white, and orange. The object was reported to be positioned between 45 and 60 degrees in the southeast to southwest sky before it disappeared. The report includes technical weather data for the area, noting scattered clouds at 150 miles. Following an evaluation by the Air Technical Intelligence Center at Wright-Patterson Air Force Base, the incident was officially classified as an astronomical observation of the planet Jupiter. The report notes that while the witness's description of the object's movement was vague, the overall characteristics were consistent with the appearance of a planet or star under certain conditions. The document was distributed to various Air Force commands, including the Air Technical Intelligence Center, Air Defense Command, and the Military Air Transport Service.