2008 BT18 links

• "Asteroid 2008 BT18's Close Approach" (movie), Possum Obs. - 14 July 2008
• "Binary Asteroid," SpaceWeather.com - 13 July 2008
• "2008 BT18 Planning," JPL radar page - 12 July 2008

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http://www.HohmannTransfer.com/busy/links/2008BT18.htm - 13 July 2008