33°27′S, 70°39′W · DIRECCIÓN GENERAL DE AERONÁUTICA CIVIL · SANTIAGO

Chile's civil-aviation UAP office — the only one of its kind.

SEFAA (Sección de Estudios de Fenómenos Aéreos Anómalos) — formerly CEFAA — is the world's only UAP unit embedded inside a civil aviation authority. Sitting within DGAC, it investigates anomalies reported by pilots, air traffic controllers, and the public, and publishes monthly resolved-case dispatches. Records reusable under Ley nº 20.285 (Acceso a la Información Pública).

Founded
1997
As CEFAA. Restructured into SEFAA in 2020.
Status
Section of DGAC — Chilean civil aviation authority.
Cadence
Monthly resolved-case dispatches since 2020.
Speciality
Pilot & ATC reports; radar/IR/photographic cross-correlation.
Methodology
Scientific framework backed by Chilean universities.
Authority
Ley nº 20.285 sobre Acceso a la Información Pública.

The 2019 publication + every live SEFAA portal.

The DGAC's 2019 publication on CEFAA's investigative model is the one substantive PDF; the rest are deep-links into the live SEFAA dispatches and DGAC's press archive.