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Concept· /e/concepts/manner-of-disappearance

Manner of Disappearance

Aliases

Manner of DisappearanceManner of disappearancedeparture methoddisappearance modemanner of appearance or disappearancemanner of departuremanner of disappearancemode of disappearance

Disambiguation

Refers to a structured observational category in UAP/UFO investigation documentation, not a person, organization, or specific program. It is a phenomenological descriptor used to classify how UAP depart or disappear from observation.

Stats

mentions3
documents1

Concept

jargon

A categorical descriptor in UAP/UFO investigation documenting the method by which an observed object exits an observer's field of view or becomes undetectable—including instant vanishing, gradual fading, rapid acceleration, or directional changes.

Um descritor categórico em investigação UAP/UFO que documenta o método pelo qual um objeto observado sai do campo de visão do observador ou se torna indetectável — incluindo desaparecimento instantâneo, desvanecimento gradual, aceleração rápida ou mudanças de direção.

Enrichment

deeplast:2026-05-14 21:56:16 UTC
  • Project BLUE BOOK - Unidentified Flying Objects
    National Archiveshigh· 2026-05-14
    • Project Blue Book documented 12,618 UFO sightings
    • 701 cases remained classified as 'Unidentified'
    • Standard investigative variables included manner of appearance/disappearance
  • Project Blue Book
    Wikipediahigh· 2026-05-14
    • Project Blue Book ran from 1951-1969
    • J. Allen Hynek developed Close Encounter classification system
    • Sightings were analyzed across multiple observational characteristics
  • Presidential Unsealing and Reporting System for UAP Encounters
    U.S. Department of Warhigh· 2026-05-14
    • Current government documentation framework for UAP reports
    • Systematic classification of unidentified aerial phenomena
    • Multi-agency coordination for UAP investigation and records disclosure
ingest:2026-05-15 18:56:58 UTC

Manner of Disappearance

Description (EN)

Low-signal entity — referenced 13 time(s) across 2 document(s). No external enrichment performed (criteria: ≥3 mentions). Use the page references below for raw context.

Descrição (PT-BR)

Entidade de baixo sinal — referenciada 13 vez(es) em 2 documento(s). Sem enriquecimento externo (critério: ≥3 menções). Use as referências de páginas abaixo para contexto bruto.