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Newsgroups: sci.physics.relativity
Subject: Re: Sync two clocks
From: nospam@de-ster.demon.nl (J. J. Lodder)
Reply-To: jjlxa31@xs4all.nl (J. J. Lodder)
Date: Thu, 22 Aug 2024 11:02:23 +0200
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Mikko <mikko.levanto@iki.fi> wrote:

> On 2024-08-20 11:27:56 +0000, Richard Hachel said:
> 
> > Le 20/08/2024 � 13:13, Mikko a �crit :
> >>> 
> >>> I have explained these things a hundred times.
> >>> It is impossible to synchronize two watches A and B located in 
> >>> different places.
> >> 
> >> So you agree that Paul B. Andersen's prodedure is doable and achieves
> >> what you call "impssible".
> > 
> > You have to understand the words and concepts, and in relativistic 
> > theory, this is very poorly done.
> 
> What words or concepts in Paul B. Andersen's prodedure did you consider
> poorly undestood?
> 
> If you consider "doable" as I used it in my response then I may clarify
> that nothing is doable if it is not clear from the specification what
> the intended action should be. But as far as I can see there is nothing
> in that procedure that could be regarded as "poorly understood".

Yes, and not just doable, routinely done in billionfold.
All clock comparisons between all standard clocks world-wide
(which is needed to establish TAI)
is done by exchanging signals through the GPS system,
taking travel times of signals into account of course,

Jan