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Information Junky
Join Date: Mar 2001
Location: an island, upper left coast, USA
Posts: 73,167
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IIRC you can look for gravity distribution as "peak gravity" ... some say it is at peak a few miles down due to the earth crust being relatively spongey. Where as our iron core is massively dense. - the crust puts us 'out in orbit a bit, so to speak.
Edit: look for "peak gravity earth crust"
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Everyone you meet knows something you don't. - - - and a whole bunch of crap that is wrong.
Disclaimer: the above was 2¢ worth.
More information is available as my professional opinion, which is provided for an exorbitant fee. 
Last edited by island911; 01-15-2023 at 09:36 PM..
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