← ENCOUNTERS DIRECTORYENCOUNTER-CLAIM PROVENANCE PRESENT
E-002210LANDMARK CASE · HIGH CORROBORATIONDATE PRECISION: monthRECORD COMPLETENESS: 100%
Big Sur / Vandenberg Dummy-Warhead UFO Film Account
September 1964Big Sur tracking site, California, California, United States
Former USAF officers Robert Jacobs and Florenze Mansmann are presented as principal witnesses to film allegedly showing a disc-shaped object maneuver around a dummy nuclear warhead after an Atlas launch.
// LINKED CLASSIFICATIONS:Unresolved Structured Object(C-000265)→Nuclear & Defense Incursions(P-000102)→
// PROVENANCE COVERAGE
100% record completeness
This measures documentation coverage, not whether the encounter or its claims are true.
3 SOURCES · 0 PRIMARY
Date documented
September 1964
Location documented
Big Sur tracking site, California, California, United States
Map coordinates available
Coordinate precision: region.
Catalogue classification linked
2 family link(s), 2 case-specific component(s).
Published citation-backed claims
9 encounter-target claim(s), 9 component claim(s).
Source coverage
3 unique source edition(s); 0 marked primary for at least one claim.
Assessment has encounter-level provenance
9 encounter-target published claim(s) can carry assessment provenance.
No cited source is currently marked as primary for the published claims shown here.
// ASSESSMENT METADATA
Stored case-assessment fields
Stored total witness estimate2
Stored verified-report count0
Instrumental evidence flagNO
Official investigation flagNO
// ENCOUNTER LOCATION · OPENSTREETMAP
COORDINATE PRECISION: REGION