Hauts-de-Seine, France · 2012-08-19 · from the GEIPAN archive
An account in Hauts-de-Seine, France
On Sunday 19 August 2012 at 8:30 p.m., a witness is intrigued by the movements of two bright points in the sky.
Given the objective elements gathered during the investigation, namely that the initial behavior of the UAPs resembles that of airplanes observed moving along the witness's line of sight, that the color and brightness of the UAPs resemble those of airliner landing lights, and that the area overflown is frequently used by all kinds of civilian and military aircraft and is located near airports, the witness probably observed an airplane.
However, the final behavior of the first UAP, at a "right angle," is, in the context of an observation at the zenith, a priori incompatible with that of such aircraft, but this is a frequent perception illusion affecting all moving bright points that go out in the night.
At the time the investigation was conducted, GEIPAN could no longer access the aeronautical data needed to formally verify this hypothesis.
This case is classified as "B": probable observation of an airplane.
On March 29, 2017 at 7:19 a.m., a motorist on the A34 heading toward Charleville-Mézières observed a particular phenomenon in the clear sky. The witness was surprised by a bright point, then…
the accounts read alike, found by meaning rather than by shared details
Thanks to new technical means (software) and the investigation experience acquired over all these recent years, this re-examination sometimes leads to new remarks or even a change of classif…
the accounts read alike, found by meaning rather than by shared details
Thanks to new technical means (software) and the investigation experience acquired over all these recent years, this re-examination sometimes leads to new remarks or even a change of classif…
the accounts read alike, found by meaning rather than by shared details
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This is an official case file of GEIPAN, the French space agency's unidentified aerospace phenomena office, machine translated from French. The original text and the full investigation file are at geipan.fr. We reproduce it with thanks and remove anything on request.