1962 Atlas F Test-103 Breakup Footage Labeled as an 'Unidentified Flying Object'

To the point

Giddierone, Ebiracum, and Mendel debate Atlas F Test 103 footage, but the core conclusion is that it shows a disintegrating Atlas F rocket with debris such as the nose cone and reentry vehicle (and decoys), not extraterrestrial craft.

Atlas F (Test 103) UFO Film (1962) NAID: 614788
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Atlas F (Test 103) UFO Film (1962) NAID: 614788

What might this 1962 video on the National Archives website show?