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Re: [OM] Meet real precision

Subject: Re: [OM] Meet real precision
From: Chris Trask <christrask@xxxxxxxxxxxxx>
Date: Fri, 30 Nov 2018 07:43:50 -0700 (GMT-07:00)
Cc: usher99@xxxxxxx
     The ClockSync and GPSTest apps on my phones give me the time down to the 
second, and these days aven that amount of accuracy is overkill.

>
>Some new configuration of ytterbium optical lattice clock it seems. 
>Reproducible to the 10**-18 level and should be a tool to 
>detect gravitational waves and probe for detection of dark matter--very 
>cool. 
>
>https://www.sciencealert.com/scientists-have-developed-atomic-clocks-so-precise-they-could-detect-gravitational-waves
>
>
>Not exactly like my Grandmother's Tiffany never-wind which was an early 
>battery powered torsion pendulum clock from early 1920's. I think I may 
>have broken it as a kid trying to tinker with it. 
>It was back impulsing so had to install a diode which I doubt is 
>appropriate for the time.  Could never get it more accurate than 2-3 
>min/day and sent it to 
>3 electrical horologists.  They could not do that much.  There 
>apparently are just some problem clocks.  
>
>No gravitational wave detection this month in South Hamilton, Mike
>


Chris

When the going gets weird, the weird turn pro 
     - Hunter S. Thompson
-- 
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