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UFO-1973-029 · UFOs & UAPs

Coyne helicopter incident

This page records what was reported. A report, official record or unresolved status is not proof of an extraordinary explanation.

The case record

What was reported?

An Army Reserve helicopter crew reported a luminous object approaching closely and an unexplained altitude change.

Reported date
18 Oct 1973
Witnesses
US Army Reserve helicopter crew · 4
Investigation
Army / civilian UFO investigators

Evidence in the record

Eyewitnessflight testimony

Eyewitness; flight testimony

Competing explanations

Official and research context

No definitive official identification

Conventional explanations

Meteor or aircraft lights proposed

Arguments that remain contested

Crew's close-range description remains disputed

Locations & timeline

Coordinates are representative. Area and route labels do not imply exact paths or object positions.

  1. Primary reference location

    Airspace near Mansfield

    Mansfield

    Reported event location · Approximate area radius: 30 km

    40.750°, -82.520° · route · Medium

Record notes

Approximate airborne point; route desirable.

Imported starting record; individual claims and source links await editorial verification.

Original dataset status: Unresolved / disputed

The conversation around the evidence

What do you make of the record?

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Moderation & appeals · Corrections and source updates