CaseTriangle1978

Denver, CO, USA

Denver, Colorado, March 17, 1977, at around 7:30 pm. Two objects seen up close. One hovered over our home, the other flew over at just

Report quality: Moderate55/100

This score reflects report-quality signals on file — how complete, corroborated, and precisely located the report is — not a claim about whether the sighting was a real craft.

  • Duration parsed: 2700s, a plausible sighting length
  • Detailed witness text (134 characters)
  • Location geocoded exactly
  • No other reports from this city within 3 days
When
1978-03-17
Where
Denver, CO, USA
Shape
Triangle
Duration
45 minutes
Geo
39.739, -104.985 · exact
Slug
triangle-over-denver-co-1978-c86f48
Wave

Part of a wave

  • Historical wave1977–1978

    Colares & Operação Prato

    Ilha de Colares and the Baixo Amazonas, Pará, Brazil

    The most physically aggressive wave on record. Luminous objects — locals called them 'chupa-chupa' (sucker-sucker) — descended nightly over fishing villages, projecting beams that left burns, puncture marks, anemia and…

In context

  • This is one of 317 reports logged in Denver, CO.
  • This case is one of 3 Colorado reports filed in 1978.
  • Triangle craft made up 7.9% of 1970s reports, vs 9% across the whole archive.

Report

Full narrative lands with dossier import for famous cases, or the NUFORC free-text summary above for standard reports. This shell is SSR-ready: one D1 row (including connections_json) per page.