Vacaville, CA, USA
This was a deep vibration sound above house in sky like a train was passing overhead but never passed just stayed above 15 mins.
Report quality: Moderate65/100
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 (128 characters)
- Location geocoded exactly
- 1 other report from the same city within 3 days
- When
- 2019-02-08
- Where
- Vacaville, CA, USA
- Shape
- Unknown
- Duration
- 15 minutes
- Geo
- 38.357, -121.988 · exact
- Slug
- unknown-over-vacaville-ca-2019-1cefff
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…
Local cluster
Vacaville, CA logged 3 reports in the single month of February 2019.
In context
- One of 47 documented reports from Vacaville, CA in the UFOMYST archive.
- California logged 510 sightings in 2019.
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.