The night shift, before dawn

Six uniformed witnesses on night duty, all between 01:00 and 05:00 local time. This most likely reflects who is awake and trained to report at that hour, so it says more about the witnesses than about the objects.

Cases
6
Countries
5
Span
1969–2010
Found by
Cross-match

The cases

  1. 1969Chu Lai: an egg-shaped light lands at the ammunition dumpAt 01:52 on 6 January 1969 a guard tower at the U.S.
  2. 1977The Petrozavodsk phenomenonBefore dawn on 20 September 1977 a bright 'star' over Petrozavodsk sent pulses of light down, spread into a glowing 'jellyfish' that seemed to shower the city with fine rays, and moved off toward Lake Onega, leaving a hole in the clouds.
  3. 1982Trancrainville: a green-lit mass over the A10Before dawn on 23 January 1982 two gendarmes patrolling the A10 autoroute south of Paris saw a grey cone-shaped mass with a sharply bounded pool of green light beneath it, lighting fields, pylons and trees as it moved.
  4. 1986Puttgarden: the BND's 'UFO' fileBefore dawn on 26 August 1986 three border-police officers and a customs officer at the Puttgarden ferry terminal on Fehmarn saw a silent object with a blinding light hover low over the terminal, then move east over a naval station.
  5. 1994Ussy-sur-Marne: a triangle over a gendarmerie carAt 2:47 a.m.
  6. 2010Repentigny: a red disk that splitEarly on 12 July 2010 police officers on patrol in Repentigny, outside Montréal, and several residents saw a red disk with a blue ring descend to about 50 m above the ground and split apart in several directions, silently, over about ten minutes.

What if?

If it is more than a witness-pool effect, the objects favour the hours when fewest people are watching.

What would settle it

Time-of-day counts across all cases, weighted by who could have seen them.

Want to dig?

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Sources include war.gov/ufo (PURSUE), the FBI Vault, NASA and ASU Apollo archives, congressional testimony and the witnesses' own words. Each case links to its sources.A research project by Igor France · updated 1 November 2026 · Privacy