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Published by Michaelangelica 01-03-2008
Quote:
rom The Times
December 22, 2007
Asteroid on collision course with Mars
If Mars is struck on January 30, the impact would cause an explosion equivalent to several megatonnes of TNT
Mark Henderson, Science Editor

Mars is in danger of being struck by an asteroid at the end of next month, astronomers have calculated.

The newly discovered space rock known as 2007 WD5 has a one in 75 chance of colliding with the planet on January 30. While the probability of an impact is only slim, the odds have been cut from one in 350 when the object was first identified, and they are much shorter than is usual for new asteroids.
Asteroid on collision course with Mars - Times Online
  #1  
By freeztar on 01-03-2008
Re: Asteroid on collision course with Mars

Awesome!
I hope it hits. It be great to see some images from the probes and/or opportunity.
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  #2  
By Janus on 01-03-2008
Re: Asteroid on collision course with Mars

A few days ago, the odds were improved to 1 in 25.
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  #3  
By freeztar on 01-03-2008
Re: Asteroid on collision course with Mars

Quote:
Originally Posted by Janus View Post
A few days ago, the odds were improved to 1 in 25.
Better odds than roulette!
(freezy puts a dollar down on Red 1)
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  #4  
By Janus on 01-03-2008
Re: Asteroid on collision course with Mars

And even if it misses, there is a 1 in 28 chance that the asteroid will be deflected into a an Earth orbit crossing path.

At present, 2007 WD5, has an orbit with a perhelion slightly outside of Earth's orbit. If it misses Mars in the right way,It will be sling-shotted into an new orbit with a perhelion inside of Earth's orbit.
Of course, if it misses in the other direction, it will be sling-shotted into an orbit with even a higher perhelion, one even further outside of Earth's orbit.
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