Declassified UFO / UAP Document
Comments on 00-B-90229, Sighting of Unconventional Aircraft
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AI-Generated Summary
This memorandum assesses a report of an unidentified aircraft, concluding that the data is insufficient for identification but likely not a 'flying saucer'. It also references a 1954 USAF Scientific Advisory Board review of 'project Y'.
This memorandum, addressed to the Director of Central Intelligence from the Assistant Director of Scientific Intelligence, Herbert Scoville, Jr., provides an assessment regarding a sighting of an unconventional aircraft, referenced as 00-B-90229. The author states that the lighting and distance conditions during the sighting make it difficult to identify the object. The author suggests the description could potentially fit a vertical take-off aircraft or a missile launched from a zero-length rail, noting that such a launch would produce a significant flame and smoke. However, the author observes that the object's spiraling motion does not align well with the characteristics of a vertical take-off aircraft. The document further notes that the limited details provided in the report prevent a definitive identification, though it suggests the object was likely not a 'flying saucer'. The memorandum concludes by referencing a 1954 study by the Scientific Advisory Board to the Chief of Staff, USAF, which evaluated 'project Y'. This committee found that previous developments had overlooked or minimized critical factors such as payload, drag, and mechanical design, leading the Air Force to shift its support toward basic research on vertical thrust.
The very small amount of details given in the referenced report does not permit an identification of the object sighted. It does, however, tend to indicate that it was not a "flying saucer".
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Official Assessment
The report does not permit an identification of the object sighted, but tends to indicate it was not a 'flying saucer'.
The author notes that the sighting conditions make identification difficult. The description is compared to a vertical take-off aircraft or missile, though the spiraling motion is noted as inconsistent with a vertical take-off aircraft. The document also references a 1954 Scientific Advisory Board evaluation of 'project Y', which concluded that factors such as payload, drag, and mechanical design were previously overlooked or minimized.