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sebastian arango
20th Feb 2016, 20:38
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?
galaxy flyer
21st Feb 2016, 00:16
Search is your friend.....

http://www.pprune.org/tech-log/427019-true-north-irs.html

GF