[time-nuts] Detecting gravity with optical atomic clocks

Poul-Henning Kamp phk at phk.freebsd.dk
Sat Dec 1 22:41:53 UTC 2018


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In message <20181201223346.B12FC40605C at ip-64-139-1-69.sjc.megapath.net>, Hal Murray writes:
>
>tvb at LeapSecond.com said:
>> Yes. For example, see the pendulum results of yesterday's earthquake:
>> http://leapsecond.com/pend/synchronome/quake.htm 
>
>Nice.  Thanks.
>
>How is your pendulum oriented?
>
>If you had good seismic data, could you correct?

And can you reverse-engineer the local ground movement from the
pendulum measurements ?

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