Valentina Vargas — La Plata, Province of Buenos Aires

Official source account — 2020 annual report, printed page 125: Valentina Vargas saw and filmed a dark oval object with several lights, describing a metallic appearance. CIAE compared the recorded navigation lights with historical FlightRadar24 information. The track matched an Airbus H155 helicopter, registration LQ-HWN, belonging to Argentina's Ministry of Security. The agency concluded that the video showed this helicopter in night flight and classified the case Type A. The summaries distinguish reported observations from the agency’s proposed explanations. Source Type A/B ratings describe explanatory confidence and are not encounter classes. The map uses an approximate GeoNames locality centroid, not the observation point.