[time-nuts] Shortt Clock Recent Measurements
Tom Knox
actast at hotmail.com
Mon Dec 9 21:15:04 EST 2013
I thought I needed to throw this in the mix. http://www.allanstime.com/Research/Pendulum/index.html
Enjoy.
Thomas Knox
> Date: Mon, 9 Dec 2013 17:02:22 -0800
> From: brooke at pacific.net
> To: time-nuts at febo.com
> Subject: [time-nuts] Shortt Clock Recent Measurements
>
> Hi:
>
> The Wiki page for the Shortt pendulum clock has a "Recent Measurements" (1984) paragraph that's in error.
> http://en.wikipedia.org/wiki/Shortt-Synchronome_clock#Recent_accuracy_measurement
>
> While it's probably true that the clock is stable to 200 uS per day (i.e. 2E-9) I believe Alfred Loomis discovered the
> effect of the moon on this clock a long time ago.
> Is there a link to his paper at the Royal Society on that topic that could be added to the Wiki page?
>
> Also see:
> http://www.amazon.com/Tuxedo-Park-Street-Science-Changed/dp/0684872889/ref=sr_1_1
> http://www.leapsecond.com/hsn2006/ch1.htm
>
> --
> Have Fun,
>
> Brooke Clarke
> http://www.PRC68.com
> http://www.end2partygovernment.com/2012Issues.html
>
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