Declassified UFO / UAP Document
UFOB Index Card — San Diego, California, June 1955
AI-Generated Summary
A civilian report of a round, silver object in San Diego on June 9, 1955, was investigated and officially concluded to be a balloon.
This document is a UFOB Index Card detailing a sighting that occurred on June 9, 1955, in San Diego, California. At 0050Z, a single, round, silver object was observed drifting in a south-westerly direction. The object was estimated to be six to eight feet in diameter and was sighted at an altitude of 1,000 feet. The report indicates that the source of the sighting was a civilian. No photographs were taken, and there was no radar contact associated with the event. In the comments section, it is noted that winds aloft at the time of the sighting were blowing south-west at all altitudes up to 80,000 feet. Based on these environmental conditions and the physical description of the object, the sighting was officially resolved by the headquarters as 'probably a balloon'.
The description of the sighting has the characteristics of a balloon. Resolved by this hqs as probably a balloon
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Official Assessment
The description of the sighting has the characteristics of a balloon. Resolved by this hqs as probably a balloon
The object was identified as a balloon based on its physical characteristics and the prevailing wind conditions at the time of the sighting.