[meteorite-list] Possible Impact Event on Jupiter?
From: Mr EMan <mstreman53_at_meteoritecentral.com>
Date: Tue, 21 Jul 2009 15:37:44 -0700 (PDT) Message-ID: <125908.63797.qm_at_web55205.mail.re4.yahoo.com> Right Mark, that holds for ground impacts. The apparent diameter looks roughly 3-5 earth diameters and I don't think we are missing a major planet. I presume someone will compare this to the known sizes of Shoemaker/Levy-9 to get an estimate since that it the only frame of reference we have for impacts on the gas giants. Elton --- On Tue, 7/21/09, Mark Abbott <Mark at mor-designs.com> wrote: > From: Mark Abbott <Mark at mor-designs.com> > Subject: Re: [meteorite-list] Possible Impact Event on Jupiter? > To: "Viagra.com" <meteorite-list at meteoritecentral.com> > Date: Tuesday, July 21, 2009, 5:39 PM > Has anyone heard an estimate for the > size of the impactor yet. > > If I recall correctly, for an object reaching Earth's > surface with cosmic velocity, the rule of thumb is that the > crater diameter is 50 times the impactors diameter. I am > guessing that factor for Jupiter's cloud layer is going to > be much larger, being less dense. Received on Tue 21 Jul 2009 06:37:44 PM PDT |
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