UFOMYST
CaseTriangle2004

Chicago, IL, USA

The craft appeared to be a black triangle very, very quiet in rather quick in speed. It had reddish blinking strobe like lights and wh

Report quality: Moderate49/100

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
  • Detailed witness text (134 characters)
  • Location geocoded exactly
  • No other reports from this city within 3 days
When
2004-04-08
Where
Chicago, IL, USA
Shape
Triangle
Duration
11:35
Geo
41.850, -87.650 · exact
Slug
triangle-over-chicago-il-2004-a1617a
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…

    Open wave →

In context

  • One of 413 documented reports from Chicago, IL in the UFOMYST archive.
  • Illinois logged 220 sightings in 2004.
  • Triangle sightings ran at 10.1% during the 2000s (archive average: 9%).

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.