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IRS Position

Old 20th February 2016 | 20:38
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From: colombia
IRS Position

Hi, i'd like to know how exactly an IRS calculates its position, Why is necesary to measure earth's rotation when alinging the irs?
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Old 21st February 2016 | 00:16
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From: Where the Quaboag River flows, USA
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http://www.pprune.org/tech-log/42701...north-irs.html

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