The asteroid 2010 TD54 will be the 8th asteroid near the Earth in the recent history. On day 12 October at h 10.51 U.T. will be at only 0.0003466 A.U. from us, equal to 0.1 lunar distances. www.pierpaoloricci.it/news_eng.htm
These rocks go by all the time. If we are lucky enoug for one to hit at night well see a brilliant meteor!!