Deep Impact

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19 years 7 months ago #13412 by Jim
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I read the posted link about the comet impact event twice and don't see how your prediction differs from what is predicted by primary investagators. Is there difference and if so what is the difference?

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19 years 7 months ago #13344 by tvanflandern
<blockquote id="quote"><font size="2" face="Verdana, Arial, Helvetica" id="quote">quote:<hr height="1" noshade id="quote"><i>Originally posted by Jim</i>
<br />Is there difference and if so what is the difference?<hr height="1" noshade id="quote"></blockquote id="quote"></font id="quote">The mainstream model makes no prediction. It describes all possibilities and has an explanation awaiting any outcome. The EPH model predicts only the "strong nucleus" outcome out of all the possibilities. -|Tom|-

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19 years 7 months ago #13535 by Jim
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What is a strong necleus made from? The primary investagator seems to think the impact will be into a solid mass that is about 6km in diameter with a crater being made into whatever the mass is made of. They are attempting to measure the stuff that is ejected from the crater to find out what the comet is made of.

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19 years 7 months ago #13306 by tvanflandern
<blockquote id="quote"><font size="2" face="Verdana, Arial, Helvetica" id="quote">quote:<hr height="1" noshade id="quote"><i>Originally posted by Jim</i>
<br />What is a strong necleus made from? The primary investagator seems to think the impact will be into a solid mass that is about 6km in diameter with a crater being made into whatever the mass is made of. They are attempting to measure the stuff that is ejected from the crater to find out what the comet is made of.<hr height="1" noshade id="quote"></blockquote id="quote"></font id="quote">Mike A'Hearn at U. of Maryland thinks the nucleus is a gravity-controlled rubble pile, not a solid. Other team members have different opinions, and the team has a betting pool going. The EPH predicts that it is a solid asteroid much like Eros, but specifically made of carbonaceous rock. -|Tom|-

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19 years 7 months ago #13536 by Jim
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Carbonaceous rock-OK now we are getting somewhere. The rocks on Earth that are carbon are coal and calcite-dolemite. Which of these is the comet made of-or both or none of them?

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19 years 7 months ago #13467 by tvanflandern
<blockquote id="quote"><font size="2" face="Verdana, Arial, Helvetica" id="quote">quote:<hr height="1" noshade id="quote"><i>Originally posted by Jim</i>
<br />Carbonaceous rock-OK now we are getting somewhere. The rocks on Earth that are carbon are coal and calcite-dolemite. Which of these is the comet made of-or both or none of them?<hr height="1" noshade id="quote"></blockquote id="quote"></font id="quote">Neither. It is the same kind of rock as in the most common meteorites reaching Earth. -|Tom|-

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