UFOMYST
CaseTriangle1990

Dover (south of Dover AFB), DE, USA

Evening sighting of UFO at two different locations.

Report quality: Moderate42/100

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.

  • No parseable duration on file
  • Brief witness text (51 characters)
  • Location geocoded exactly
  • No other reports from this city within 3 days
When
1990-09-07
Where
Dover (south of Dover AFB), DE, USA
Shape
Triangle
Duration
1:00
Geo
39.158, -75.524 · exact
Slug
triangle-over-dover-south-of-dover-afb-de-1990-48e82b
Wave

Part of a wave

  • Historical wave1989–1991

    The Belgian Triangle Wave

    Belgium (Eupen, Wallonia, Brussels corridor)

    The definitive black-triangle wave: silent, slow platforms with three corner lights, reported by gendarmes, air-traffic controllers, and thousands of citizens. On the night of March 30-31, 1990, Belgian F-16s scrambled…

    Open wave →

In context

  • This is one of 1 reports logged in Dover (south of Dover AFB), DE.
  • This case is one of 4 Delaware reports filed in 1990.
  • Triangle craft made up 11.6% of 1990s reports, vs 9% across the whole archive.

Nearby in space & time

within 30 days

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.