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chronometer accuracy

November 12 2006 at 3:21 AM
Anonymous  (Login fistellato)

I asked this question before, but I got no answer, so I try again, may be you can direct me to some other forum. Why the limits for a COSC chronometer are -4/+6 sec/day? Are this limits related to old nautical problems or to manufacturing limits?
Thank you in advance for your help.

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