[meteorite-list] Deep Impact, Impact
From: Dawn & Gerald Flaherty <grf2_at_meteoritecentral.com>
Date: Sun Jul 3 20:05:39 2005 Message-ID: <00b801c58009$32be23f0$6502a8c0_at_GerryLaptop> Wow! when this is considered, imagine the mathematical precision that underlies and forms the basis of this experiment if it's successful. Not only time and space but incalculable "peturbations". Jerry Flaherty ----- Original Message ----- From: "Sterling K. Webb" <kelly_at_bhil.com> To: "Walter Branch" <branchw_at_bellsouth.net>; "Meteorite List" <meteorite-list_at_meteoritecentral.com> Sent: Sunday, July 03, 2005 4:56 PM Subject: Re: [meteorite-list] Deep Impact, Impact > Walter Branch wrote: > > > Does anyone know if the Deep Impact event would result in an > > appreciable change in the orbit of Temple 1? I know "appreciable" is > > a relative term, and I am not talking about a massive change, but I > > was wondering if mission scientists and investigators are looking into > > this. -Walter Branch > > It's like the world's tiniest gnat smacking into the windshield of > the world's biggest 18-wheeler, only even less so! > UNLESS, it triggers a progressive breakup of a very loosely bound > cluster-object. Then all bets are off. > Tempel 1's recent jetting and those reaction forces are a much > greater effect and their tiny orbital changes are undetectable. However, > the frequent outburst of a comet over long periods has long been known > to alter its orbit by increments until it's very noticeable, major > change, like arriving at perihelion days late. > That's why comet orbits are not strictly predictable within a > certain range, making the future close approach of a cometary body (like > in 2086 AD) an incalculable danger. > > Sterling K. Webb > > > ______________________________________________ > Meteorite-list mailing list > Meteorite-list_at_meteoritecentral.com > http://six.pairlist.net/mailman/listinfo/meteorite-list > Received on Sun 03 Jul 2005 03:55:43 PM PDT |
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