UFOMYST
CaseCylinder2015

Sioux Falls, SD, USA

Noiseless Elliptical Craft With 2 Sets Lights At Each End.

Report quality: Moderate48/100

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: 480s, a plausible sighting length
  • Brief witness text (58 characters)
  • Location geocoded exactly
  • No other reports from this city within 3 days
When
2015-05-28
Where
Sioux Falls, SD, USA
Shape
Cylinder
Duration
8 minutes
Geo
43.544, -96.728 · exact
Slug
cylinder-over-sioux-falls-sd-2015-f5d84a
Wave

Part of a wave

  • Historical wave2004

    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…

    Open wave →

In context

  • This is one of 70 reports logged in Sioux Falls, SD.
  • This case is one of 17 South Dakota reports filed in 2015.
  • Cylinder craft made up 1.5% of 2010s reports, vs 1.6% 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.