The Byelokoroviche Incidence is an UFO-incidence, which occurred on October 4, 1982 over Byelokoroviche ICBM-base in Ukraine. At this day, a saucer shaped UFO, which was according to witness Vladimir Matveyev, who was radio operator on the base as large as a 5 story-building hovered over the base and interrupted all radio communication signals and mutually even burnt the radio equipment.