[meteorite-list] Meteorites, their parent bodies, strewn fields, and beta
From: Gerald Flaherty <grf2_at_meteoritecentral.com>
Date: Sun, 08 Apr 2007 00:03:18 -0400 Message-ID: <012601c77992$d82f19a0$6402a8c0_at_Dell> Ed, your representation of the poosity of parent bodies IS in line with the theme in "Ancient Astroid" the TV show which explored the origins of LDS. Jerry Flaherty ----- Original Message ----- From: "E.P. Grondine" <epgrondine at yahoo.com> To: <meteorite-list at meteoritecentral.com> Sent: Saturday, April 07, 2007 11:33 PM Subject: [meteorite-list] Meteorites, their parent bodies, strewn fields,and beta > Hi everyone - > > My apologies once again for not yet writing a full > thanks you note to everyone from Tucson, but I hope > you'll understand... I've already mentioned Mexico > Doug and some others, but let me also thank Impactika, > Anne Black, and Chladnis's Heirs, for the fine > specimens. There's others who I need to thank, but I > don't think that this is the place to do it, for > reasons which they know. > > The reason for this note is that this is important. I > hope you all know that meteorites are more dense than > their parent bodies. I can't point you to an easy > internet site where you may learn this if you don't. > Now that this difference in density is ascribed to > "porosity", spaces in the parent bodies. > > It has turned out that the momentum imparted to a > parent body when it is hit by a kinetic mass is far > greater than the mere addition of moments, due to a > jet reaction which occurs when the parent body is hit. > This multiple of momentum is called "beta", and it > appears to be dependant on "porosity". > > So how can you get some good estimates of "beta", of > "porosity"? I think that some answers to these > questions may be gained by studying strew field > distributions for the different types of meteorites. > > Why? Because those strewn fields, which show a small > part of a parent body explodes when it hits the > atmosphere, are also dependant on porosity. > > Does this make sense to all of you experts here? > > good hunting, > Ed > > > > > > > > > > > > > ____________________________________________________________________________________ > Be a PS3 game guru. > Get your game face on with the latest PS3 news and previews at Yahoo! > Games. > http://videogames.yahoo.com/platform?platform=120121 > ______________________________________________ > Meteorite-list mailing list > Meteorite-list at meteoritecentral.com > http://six.pairlist.net/mailman/listinfo/meteorite-list Received on Sun 08 Apr 2007 12:03:18 AM PDT |
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