Longmont, CO, USA
White circular object appeared to be static in movement before a strong elevation gain an the foothills of the Rocky Mountains.
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: 2100s, a plausible sighting length
- Detailed witness text (127 characters)
- Location geocoded exactly
- No other reports from this city within 3 days
- When
- 2021-06-15
- Where
- Longmont, CO, USA
- Shape
- Circle
- Duration
- 35
- Geo
- 40.167, -105.102 · exact
- Slug
- circle-over-longmont-co-2021-4507ae
Part of a wave
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…
In context
- This is one of 94 reports logged in Longmont, CO.
- This case is one of 119 Colorado reports filed in 2021.
- Circle craft made up 11.9% of 2020s reports, vs 10.6% 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.