SWOf Tokyo Japan reported egg oval observation — November 6, 1957

One witness reported a similar sighting. The object was reported as silent and appeared to be elliptical in shape which observed indicate a meteor. AIR INTELLIGENCE INFORMATION REPORT COUNTRY OF ACTIVITY REPORTING: JAPAN DATE OF INFORMATION: 15 Nov 57 SUBJECT: UNIDENTIFIED FLYING OBJECT DESCRIPTION OF SOURCE: Lt. Gelhoon REPORT: This report forwards details of an unidentified flying object observed over Japan on 10 November 1957. On 10 November 1957 an unidentified object was observed to the west-southwest of Misawa Air Base, Japan. The object was observed for approximately 10 minutes before it disappeared from view. There was a distinct tail which appeared to be several miles long which also disappeared with the object. The report stated that the object appeared twice in 15 minutes, first sighted for 10 minutes, then reappeared 5 minutes later in a different direction for an additional 10 minutes before disappearing again. The object was observed by chance and disappeared by fading out. Observations reported were visual, unassisted by optical devices. Observers reported 3-5 seconds visibilty at the time of sighting, made from 10,000 ft. to approximately 20,000 ft. COMMENTS OF THE PREPARING OFFICER: In the Tokyo area during the reported time period at this time of night, conditions are sufficiently clear to enable visual sighting if the object existed.