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E-009602LANDMARK CASE · HIGH CORROBORATIONDATE PRECISION: exactRECORD COMPLETENESS: 100%
Canadian Air International Weather-Radar Target
May 16, 1987Toronto–Winnipeg air route, Ontario / Manitoba, Canada
Captain Rick Olsen and his first officer reportedly observed an unidentified target on the aircraft weather radar while cruising from Toronto to Winnipeg. Hall gives an inferred apparent speed near 5,400 mph; there was no visual sighting.
// LINKED CLASSIFICATIONS: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
May 16, 1987
Location documented
Toronto–Winnipeg air route, Ontario / Manitoba, Canada
Map coordinates available
Coordinate precision: region.
Catalogue classification linked
1 family link(s), 1 case-specific component(s).
Published citation-backed claims
2 encounter-target claim(s), 6 component claim(s).
Source coverage
1 unique source edition(s); 1 marked primary for at least one claim.
Assessment has encounter-level provenance
2 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 estimate2
Stored verified-report count0
Instrumental evidence flagYES
Official investigation flagNO
// ENCOUNTER LOCATION · OPENSTREETMAP
COORDINATE PRECISION: REGION