SIGMA2 (Unidentified Aerospace Phenomena)
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    1. Friday 31 May at 09:00 to Tuesday 31 December at 09:00
      3AF/ SIGMA2 Webinar 2 observables optiques des OVNI/PAN : UAP optical...

      UAP are real phenomena with remarkable observables: Visible and Optical sightings are the most natural approach for UAP observation, by naked eye or with sensors, or simply with a...

      Online Webinar
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