[time-nuts] Q/noise of Earth as an oscillator

[Jim Harman]

On Wed, Jul 27, 2016 at 11:33 AM, Chris Caudle <chris at chriscaudle.org>
wrote:

> Who has a globe on magnetic bearings in a vacuum chamber and will run the
> experiment for us?
>

The superconducting gyroscopes in the Gravity Probe B satellite did an
extraordinary job of eliminating frictional and other losses in a spinning
object, with a spin-down time constant of 15,000 years.

https://einstein.stanford.edu/TECH/technology1.html


-- 

--Jim Harman