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(391211) 2006 HZ51

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Orbit::april    Asteroid::title    Chance::julian    Database::earth    Hitting::survey    Category::period

{{#invoke:Infobox|infobox}} (391211) 2006 HZ51 is an 800 meter in diameter asteroid discovered on 27 April 2006 by the Catalina Sky Survey that with a 1.1 day observation arc was thought to have a 1 in 6 million chance of hitting Earth on 21 June 2008.<ref name="NewScientist"/> Further refinement of the orbit quickly eliminated the risk. The preliminary orbit solution was at first thought to have a period of 7 years and a perihelion of ~1.1 AU. [MPEC 2006-H58, 28 April 2006, 2-day orbit].


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