ANOMALY
ARCHIVE / 001
← ENCOUNTERS DIRECTORY
E-009603LANDMARK CASE · HIGH CORROBORATIONDATE PRECISION: exactRECORD COMPLETENESS: 100%

Mackay Structured Object / Circular Ground-Trace Case

May 24, 1965Mackay / Nebo ridge area, Queensland, Australia

James W. Tilse, Eric Juden and John Burgess reportedly watched a structured lighted object on or just above a ridge for about twenty minutes. After it departed, police measured a large circular ring impression and confirmed scorched vegetation near the site.

// LINKED CLASSIFICATIONS:Triangle / V / Boomerang(C-000254)→Physical Trace & Environmental Effects(P-000103)→
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 · Hall Volume II Encounter Claim

HOW TO READ THIS →
CLAIM-953112reported
“Tilse, Juden and Burgess reported a solid lighted machine on or just above a ridge for about twenty minutes. The next day police measured a circular ring impression about twenty feet inside diameter and noted scorched treetops/grass.”
The UFO Evidence, Volume II: A Thirty-Year Report
SRC-009500 · Mackay structured object and circular trace; uploaded PDF pp. 281-281
SUPPORTS
SOURCE COMPARISON

Encounter · Hall Volume II Source Caveat

HOW TO READ THIS →
CLAIM-953113reported
“The ring and scorching were documented after the sighting, but Hall’s section does not provide laboratory evidence demonstrating that the observed object physically produced them.”
The UFO Evidence, Volume II: A Thirty-Year Report
SRC-009500 · Mackay trace-causation caveat; uploaded PDF pp. 281-281
CONTEXTUALIZES
SOURCE COMPARISON

Hall Volume II Physical-Trace Evidence Framework · Hall Volume II Source Framework

HOW TO READ THIS →
CLAIM-953110reported
“Hall defines physical-trace evidence as lasting environmental effects such as ground impressions, damaged or crushed vegetation, scorch marks and related site changes, noting that such cases became more common during the 1966–1967 wave.”
The UFO Evidence, Volume II: A Thirty-Year Report
SRC-009500 · Physical-trace evidence framing; uploaded PDF pp. 276-281 · PRIMARY SOURCE
SUPPORTS
SOURCE COMPARISON

Hall Volume II Physical-Trace Evidence Framework · Hall Volume II Evidence Claim

HOW TO READ THIS →
CLAIM-953111reported
“Table 3 indexes physical-trace cases including Socorro, Canyon Ferry, Comstock, Hubbard, Mackay, Valensole, Cherry Creek, Delphos, Langenburg and Trans-en-Provence among others.”
The UFO Evidence, Volume II: A Thirty-Year Report
SRC-009500 · Table 3 physical-trace index; uploaded PDF pp. 276-281
SUPPORTS