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E-006371LANDMARK CASE · HIGH CORROBORATIONDATE PRECISION: exactRECORD COMPLETENESS: 100%

Sunnyvale Police Edge-On Pulsing Disc

September 26, 1963Sunnyvale / Los Altos, California, United States

Sunnyvale police officers and nearby industrial workers reported a large disc-like object moving west with a pulsing internal light and bright leading edge; Officer Galen Anderson said it turned briefly edge-on before disappearing.

// LINKED CLASSIFICATIONS:Disc / Saucer(C-000253)→Scientific & Observational Types(P-000101)→
Claims are displayed with the source wording, locator, relationship and verification state. Competing claims remain separate rather than being averaged into a single answer.
SOURCE COMPARISON

Encounter · Reported Encounter Observation

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CLAIM-689161reported
“Sunnyvale police officers and nearby industrial workers reported a large disc-like object moving west with a pulsing internal light and bright leading edge; Officer Galen Anderson said it turned briefly edge-on before disappearing.”
The UFO Evidence
SRC-002107 · Sunnyvale Police Edge-On Pulsing Disc encounter narrative; uploaded PDF pp. 106-108
SUPPORTS
SOURCE COMPARISON

Sunnyvale Edge-On Pulsing Disc (1963) · Hall Phase 04 Source Description

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CLAIM-689160reported
“The police description/sketch presents a gray disc largely seen edge-on, a bright leading edge and a pulsing inner light; these are witness-reported morphology and luminosity features.”
The UFO Evidence
SRC-002107 · Sunnyvale Edge-On Pulsing Disc (1963) source description; uploaded PDF pp. 106-108
SUPPORTS
SOURCE COMPARISON

Hall Officials & Citizens Dossier · Hall Phase 04 Source Description

HOW TO READ THIS →
CLAIM-689133reported
“Hall opens Section VII with reports from police, civil-defense/Ground Observer Corps personnel, public officials and other citizens.”
The UFO Evidence
SRC-002107 · Section opening and witness-category survey; uploaded PDF pp. 102-102
SUPPORTS
Sunnyvale Police Edge-On Pulsing Disc (September 26, 1963): Evidence Dossier & Witness Reports | ANOMALY | ANOMALY UAP Archive & Controlled Vocabulary