Compilation of UAP Sighting Questionnaires and Correspondence (1989-1993)

This document is a compilation of official Brazilian Air Force (Ministério da Aeronáutica) records concerning Unidentified Aerial Phenomena (UAP) sightings reported between 1989 and 1993. The file includes a formal letter dated January 20, 1993, from Major Brigadier Ronald Eduardo Jaeckel, Chief of the Air Force General Staff, to Wilson Geraldo de Oliveira of the University of Brasília (UnB). In this letter, the Major Brigadier acknowledges receipt of previous correspondence and explains that the gathered documentation is being forwarded to the NuCOMDABRA (Nucleus of the Aerospace Defense Command of Brazil) to be archived. The document emphasizes the military's stance on UAP, noting that these phenomena are inherently difficult to investigate because reports are typically filed after the fact, often lacking sufficient data for a rigorous scientific or military assessment. The remainder of the document consists of standardized 'Questionário' (Questionnaire) forms filled out by various civilian and military witnesses who reported sightings in different locations across Brazil, including Curitiba and other regions. These forms capture details such as the date and time of the observation, the witness's personal information, the object's appearance, trajectory, and the presence of other witnesses. The reports vary significantly in detail, with some witnesses describing bright, stationary, or fast-moving lights, while others provide more specific descriptions of shape and behavior. The compilation serves as an administrative record of the Air Force's efforts to collect and organize public reports of anomalous aerial activity during this period.