← ENCOUNTERS DIRECTORYENCOUNTER-CLAIM PROVENANCE PRESENT
E-002209LANDMARK CASE · HIGH CORROBORATIONDATE PRECISION: exactRECORD COMPLETENESS: 100%
Buster-Charlie Pre-Test Disc Formation Report
October 30, 1951, approximately 15-20 minutes before the Buster-Charlie detonationNevada Proving Ground / Nevada Test Site, Nevada, United States
Walter Webb’s investigation, reproduced by Hastings, records a former Air Force sentry’s report of eighteen silvery disc-shaped objects in formation shortly before the atomic test.
// PROVENANCE COVERAGE
100% record completeness
This measures documentation coverage, not whether the encounter or its claims are true.
2 SOURCES · 1 PRIMARY
Date documented
October 30, 1951, approximately 15-20 minutes before the Buster-Charlie detonation
Location documented
Nevada Proving Ground / Nevada Test Site, Nevada, United States
Map coordinates available
Coordinate precision: approximate.
Catalogue classification linked
2 family link(s), 1 case-specific component(s).
Published citation-backed claims
2 encounter-target claim(s), 3 component claim(s).
Source coverage
2 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.
// ASSESSMENT METADATA
Stored case-assessment fields
Stored total witness estimate3
Stored verified-report count0
Instrumental evidence flagNO
Official investigation flagNO
// ENCOUNTER LOCATION · OPENSTREETMAP
COORDINATE PRECISION: APPROXIMATE