CaseRectangle2017
Aurora, CO, USA
20 red flashing lights in a rectangular formation, 60 degrees diagonal orientation in the sky, slowly moving & descending
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: 300s, a plausible sighting length
- Detailed witness text (121 characters)
- Location geocoded exactly
- No other reports from this city within 3 days
- When
- 2017-12-09
- Where
- Aurora, CO, USA
- Shape
- Rectangle
- Duration
- 5 minutes
- Geo
- 39.729, -104.832 · exact
- Slug
- rectangle-over-aurora-co-2017-22c887
Don't stop here
Next caseRectangle · Morrison, COsame rectangle · 32 kmContinue the trail
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In context
- One of 105 documented reports from Aurora, CO in the UFOMYST archive.
- Colorado logged 162 sightings in 2017.
- Rectangle sightings ran at 1.7% during the 2010s (archive average: 1.7%).
Nearby in space & time
within 30 daysReport
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.
End of report
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