Board Thread:Questions and Answers/@comment-119.236.136.97-20130920081646/@comment-1824272-20131107183258

As it turns out, 119.236.136.97's guess was the closest.

Ulysses 1986VG1 was an asteroid that was a moon of Jupiter.

Polyphemus is an asteroid that came out of nowhere.

Polyphemus crashed into the Ulysses asteroid and they resulted in the meteors.