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E-009544LANDMARK CASE · HIGH CORROBORATIONDATE PRECISION: exactRECORD COMPLETENESS: 100%
Columbus Research-Chemist Wingless Cigar Sighting
September 27, 1965Columbus area, Ohio, United States
A research chemist reported a silent wingless cigar-shaped object passing overhead.
// LINKED CLASSIFICATIONS:Elongated / Cigar / Cylinder(C-000255)→Scientific & Observational Types(P-000101)→
// PROVENANCE COVERAGE
100% record completeness
This measures documentation coverage, not whether the encounter or its claims are true.
1 SOURCES · 1 PRIMARY
Date documented
September 27, 1965
Location documented
Columbus area, Ohio, United States
Map coordinates available
Coordinate precision: region.
Catalogue classification linked
2 family link(s), 1 case-specific component(s).
Published citation-backed claims
1 encounter-target claim(s), 2 component claim(s).
Source coverage
1 unique source edition(s); 1 marked primary for at least one claim.
Assessment has encounter-level provenance
1 encounter-target published claim(s) can carry assessment provenance.
This dossier currently depends on a single source edition; independent coverage would strengthen comparison.
// ASSESSMENT METADATA
Stored case-assessment fields
Stored total witness estimate1
Stored verified-report count0
Instrumental evidence flagNO
Official investigation flagNO
// ENCOUNTER LOCATION · OPENSTREETMAP
COORDINATE PRECISION: REGION