UFOMYST
CaseTriangle1997

Deer Grove, IL, USA

2 friends and I were going for a late-night walk on my farm. We were standing on a hill and I looked up towards the trees, and saw a ve

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: 900s, a plausible sighting length
  • Detailed witness text (135 characters)
  • Location geocoded exactly
  • No other reports from this city within 3 days
When
1997-10-15
Where
Deer Grove, IL, USA
Shape
Triangle
Duration
15
Geo
41.608, -89.690 · exact
Slug
triangle-over-deer-grove-il-1997-cdaaf9
Wave

Part of a wave

  • Historical wave1997

    The Phoenix Lights

    Arizona, USA (Phoenix–Prescott–Tucson corridor)

    The largest mass sighting in modern U.S. history — actually two events: an enormous silent V of lights (many insisted one solid craft blotting out stars) crossing the state around 8pm, and a string of stationary lights…

    Open wave →

In context

  • Deer Grove, IL shows up 1 times across the archive.
  • 55 reports came from Illinois in 1997.
  • In the 1990s, 11.6% of reports described a triangle — the all-time rate is 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.