UFO - Dome of the rock - Temple mount - Jerusalem 28.01.2011

This morning around 01:00 AM at the promenade of Armon Hantziv in Jerusalm, i was witness(with another guy), an amazing ufo aircraft over Jerusalem old city (mount Moriah) Dome of the Rock,Temple Mount,قبة الصخرة, הר הבית.
What is the meaning of this sighting ?????????