CaseTriangle1987
Bolingbrook, IL, USA
Thin black triangle, moving slowly over field in suburban Chicago.
Report quality: Moderate51/100
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: 300s, a plausible sighting length
- Moderate witness text (66 characters)
- Location geocoded exactly
- No other reports from this city within 3 days
- When
- 1987-10-15
- Where
- Bolingbrook, IL, USA
- Shape
- Triangle
- Duration
- 5 minutes
- Geo
- 41.699, -88.068 · exact
- Slug
- triangle-over-bolingbrook-il-1987-82ac60
In context
- This is one of 22 reports logged in Bolingbrook, IL.
- This case is one of 10 Illinois reports filed in 1987.
- Triangle craft made up 12% of 1980s 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.