NUFORC Sighting 03911

Occurred: 1998-05-21 21:30 Local
Reported: 1998-09-23 00:00 Pacific
Duration: 30 minutes
No of observers: 1

Location: Denver, CO, USA

Shape: Flash
Characteristics: Aura or haze around object, Left a trail, Changed Color, Aircraft nearby, Electrical or magnetic effects

Humming then a loud subsonic boom or explosion

Humming then object appeared in sky a loud boom or explosion then several flashes . Appeared to be decending after boom.

Posted 1999-01-28

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