CaseFormation2009

West Chester, PA, USA

brightly lit objects flying qucikly in a formation

Report quality: Moderate66/100

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: 180s, a plausible sighting length
  • Brief witness text (50 characters)
  • Location geocoded exactly
  • 2 other reports from the same city within 3 days
When
2009-09-19
Where
West Chester, PA, USA
Shape
Formation
Duration
3 minutes
Geo
39.961, -75.608 · exact
Slug
formation-over-west-chester-pa-2009-8f3508
Wave

Part of a wave

  • Historical wave2004

    The Navy Encounters & the UAP Era

    U.S. training ranges (Pacific off San Diego; Atlantic off Virginia), then worldwide reporting

    The wave that renamed the subject. The USS Nimitz 'Tic Tac' encounter (November 2004: radar drops from 80,000 ft to sea level in seconds, pilot visual by Cmdr. David Fravor, FLIR video) stayed classified-adjacent until…

Local cluster

Local cluster

3 reports came out of West Chester, PA in September 2009 alone — a local cluster.

In context

  • West Chester, PA has 38 sightings on file here.
  • 2009 brought 166 reports from Pennsylvania.
  • The 2000s skewed 3.1% formation reports; the archive-wide figure is 3.3%.

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.