[time-nuts] Time of death-Again
jimlux at earthlink.net
Sat Oct 30 14:50:12 UTC 2010
On Oct 30, 2010, at 4:33 AM, Neville Michie <namichie at gmail.com> wrote:
> If you use n pulsars of different frequencies where n is a large number, then individual pulsars
> could do dramatic things and the rest would still define your time.
> Include their spin down rate, velocity and position and I think that you
> could define a time scale that would enable elapsed time to be deduced
> from any arbitrary zero from the phases of all the pulsars.
> It is a little like a random version of the method they use for distance
> measurement with lasers where they modulate the beam with
> IKHz, 10KHz, 100KHz, 1MHz, 10MHz etc and by observing the
> phase of each they work out the time delay of flight.
> cheers, Neville Michie
Or how GPS works
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