3350N14220EJapan radar-visual unidentified-object report — December 1960

On or during December 1960, at or near 3350N14220EJapan, the source reports the following sequence: BRIEF SIGHTING DESCRIPTION A white with reddish glow object moving at high speed observed for about 6-7 sec. Descended in vertical direction at high speed to about 8,000 ft then faded out. The text of the document is as follows: UKT'S X CEILING UNLIMITED X SURFACE VISIBILITY 13-20 MILES CLOUD COVER AT PRESENT X THOUSAND FEET OBSERVED TO THE NORTH X NO INTERCEPTION OR IDENTIFICATION ACTION TAKEN X NO AIRCRAFT SEEN IN AREA AT TIME OF SIGHTING X COMMANDING OFFICER BELIEVES OBJECT WAS PROBABLY A METEROID X NO PHYSICAL EVIDENCE.