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Re: "Wristwatch time is Proper Time."

From The Starmaker <starmaker@ix.netcom.com>
Newsgroups sci.physics.relativity
Subject Re: "Wristwatch time is Proper Time."
Date 2022-03-05 12:01 -0800
Organization Aioe.org NNTP Server
Message-ID <6223C198.7D81@ix.netcom.com> (permalink)
References (17 earlier) <1po6ovs.jpvoup1n8gqr2N%nospam@de-ster.demon.nl> <621FC875.1F99@ix.netcom.com> <1poamp3.1nbcdqr10mqquoN%nospam@de-ster.demon.nl> <6222F952.484B@ix.netcom.com> <5MednUB1-b5f5r7_nZ2dnUU7_8xh4p2d@giganews.com>

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Tom Roberts wrote:
> 
> On 3/4/22 11:46 PM, The Starmaker wrote:
> > According to: Spacetime Physics (Taylor and Wheeler)
> > https://phys.libretexts.org/Under_Construction/Spacetime_Physics_(Taylor_and_Wheeler)/01%3A_Spacetime-_Overview/1.03%3A_Events_and_Intervals_Alone
> >
> >  "In this book we often call the proper time the wristwatch time..."
> >
> > And according to Einstein more accurate description...
> >
> > the time on your very own watch is the proper time.
> >
> >
> > So that would have to mean your Apple Watch (on your own wrist) time
> > is the Proper Time.
> >
> >
> > Or, the time on your very own Apple wristwatch is the Proper Time.
> 
> Nope. The Apple watch ultimately gets its time from Apple timeservers,
> which accurately repeat UTC obtained from the GPS [#]. So it does NOT
> display its own proper time, it displays UTC.
> 
>         [#] GPS time is not UTC. But GPS messages include the
>         conversion, which is the current number of leap seconds
>         between GPS time and UTC.
> 
> The wristwatch referred to by Taylor and Wheeler is itself a clock, not
> a repeater of UTC. Every clock displays its own proper time, with a
> given accuracy and resolution.
> 
> Apple watches are not clocks, they are repeaters of UTC. For its
> intended use, the Apple approach is better, because it is VASTLY more
> accurate, especially over long times (months to years). But that
> approach was not available when _Spacetime_Physics_ was written.
> 
>         (The presence of a local clock inside the watch does
>          not change this, as that clock is steered via NTP
>          to display UTC, not proper time.)
> 
> Tom Roberts


You just explained the machinery behind out solar system.

No need to explain to me where a wristwatch gets it time from...

I can throw it on the floor and find out myself.




-- 
The Starmaker -- To question the unquestionable, ask the unaskable,
 to think the unthinkable, mention the unmentionable, say the unsayable, and challenge
 the unchallengeable.

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Yet Another Man Who Broke Relativity patdolan <patdolan@comcast.net> - 2022-02-26 12:30 -0800
  Cretin Pat Dolan flunks basic exercise "Dono." <eggy20011951@gmail.com> - 2022-02-26 12:38 -0800
  Re: Yet Another Man Who Broke Relativity Richard Hachel <r.hachel@tiscali.fr> - 2022-02-26 20:50 +0000
    Re: Yet Another Man Who Broke Relativity Odd Bodkin <bodkinodd@gmail.com> - 2022-02-26 21:25 +0000
      Re: Yet Another Man Who Broke Relativity Richard Hachel <r.hachel@tiscali.fr> - 2022-02-26 22:02 +0000
        Re: Yet Another Man Who Broke Relativity Odd Bodkin <bodkinodd@gmail.com> - 2022-02-26 22:16 +0000
    Re: Yet Another Man Who Broke Relativity Effego Banos <uiwa@nntcpatc.jp> - 2022-02-27 12:59 +0000
  Re: Yet Another Man Who Broke Relativity Odd Bodkin <bodkinodd@gmail.com> - 2022-02-26 21:25 +0000
    Re: Yet Another Man Who Broke Relativity patdolan <patdolan@comcast.net> - 2022-02-26 15:58 -0800
      Re: Yet Another Man Who Broke Relativity patdolan <patdolan@comcast.net> - 2022-02-26 16:01 -0800
        Re: Yet Another Man Who Broke Relativity Odd Bodkin <bodkinodd@gmail.com> - 2022-02-27 13:27 +0000
          Re: Yet Another Man Who Broke Relativity patdolan <patdolan@comcast.net> - 2022-02-27 06:42 -0800
            Re: Yet Another Man Who Broke Relativity Odd Bodkin <bodkinodd@gmail.com> - 2022-02-27 14:45 +0000
              Re: Yet Another Man Who Broke Relativity Dirk Van de moortel <dirkvandemoortel@notmail.com> - 2022-02-27 16:42 +0100
                Re: Yet Another Man Who Broke Relativity patdolan <patdolan@comcast.net> - 2022-02-27 08:07 -0800
                Re: Yet Another Man Who Broke Relativity Dirk Van de moortel <dirkvandemoortel@notmail.com> - 2022-02-27 17:20 +0100
                Re: Yet Another Man Who Broke Relativity patdolan <patdolan@comcast.net> - 2022-02-27 08:22 -0800
                Re: Yet Another Man Who Broke Relativity Dirk Van de moortel <dirkvandemoortel@notmail.com> - 2022-02-27 18:11 +0100
                Re: Yet Another Man Who Broke Relativity patdolan <patdolan@comcast.net> - 2022-02-27 15:29 -0800
                Re: Yet Another Man Who Broke Relativity "Dono." <eggy20011951@gmail.com> - 2022-02-27 09:16 -0800
      Re: Yet Another Man Who Broke Relativity Odd Bodkin <bodkinodd@gmail.com> - 2022-02-27 00:17 +0000
        Re: Yet Another Man Who Broke Relativity patdolan <patdolan@comcast.net> - 2022-02-26 16:22 -0800
          Re: Yet Another Man Who Broke Relativity patdolan <patdolan@comcast.net> - 2022-02-26 16:25 -0800
            Re: Yet Another Man Who Broke Relativity Python <python@example.invalid> - 2022-02-27 02:22 +0100
              Re: Yet Another Man Who Broke Relativity patdolan <patdolan@comcast.net> - 2022-02-26 18:35 -0800
                Pat Dolan's full of shit "Dono." <eggy20011951@gmail.com> - 2022-02-26 18:54 -0800
                Re: Pat Dolan's full of shit patdolan <patdolan@comcast.net> - 2022-02-26 19:37 -0800
                Re: Pat Dolan's full of shit "Dono." <eggy20011951@gmail.com> - 2022-02-26 20:00 -0800
                Re: Pat Dolan's full of shit patdolan <patdolan@comcast.net> - 2022-02-26 20:49 -0800
                Re: Pat Dolan's full of shit patdolan <patdolan@comcast.net> - 2022-02-26 22:50 -0800
                Re: Pat Dolan's full of shit "Dono." <eggy20011951@gmail.com> - 2022-02-26 22:57 -0800
                Re: Pat Dolan's full of shit Michael Moroney <moroney@world.std.spaamtrap.com> - 2022-02-27 02:25 -0500
                Re: Pat Dolan's full of shit patdolan <patdolan@comcast.net> - 2022-02-27 06:26 -0800
                Re: Pat Dolan's full of shit Odd Bodkin <bodkinodd@gmail.com> - 2022-02-27 14:43 +0000
                Re: Pat Dolan's full of shit Odd Bodkin <bodkinodd@gmail.com> - 2022-02-27 14:45 +0000
                Re: Pat Dolan's full of shit patdolan <patdolan@comcast.net> - 2022-02-27 06:52 -0800
                Re: Pat Dolan's full of shit Odd Bodkin <bodkinodd@gmail.com> - 2022-02-27 19:45 +0000
                Re: Pat Dolan's full of shit patdolan <patdolan@comcast.net> - 2022-02-27 15:25 -0800
                Re: Pat Dolan's full of shit "Dono." <eggy20011951@gmail.com> - 2022-02-27 16:23 -0800
                Re: Pat Dolan's full of shit patdolan <patdolan@comcast.net> - 2022-02-27 16:43 -0800
                Re: Pat Dolan's full of shit "Dono." <eggy20011951@gmail.com> - 2022-02-27 18:44 -0800
                Re: Pat Dolan's full of shit patdolan <patdolan@comcast.net> - 2022-02-27 19:06 -0800
                Re: Pat Dolan's full of shit "Dono." <eggy20011951@gmail.com> - 2022-02-27 19:27 -0800
                Re: Pat Dolan's full of shit The Starmaker <starmaker@ix.netcom.com> - 2022-02-28 20:46 -0800
                "Wristwatch time is Proper Time." The Starmaker <starmaker@ix.netcom.com> - 2022-03-01 10:28 -0800
                Re: "Wristwatch time is Proper Time." The Starmaker <starmaker@ix.netcom.com> - 2022-03-01 10:39 -0800
                Re: "Wristwatch time is Proper Time." The Starmaker <starmaker@ix.netcom.com> - 2022-03-01 10:53 -0800
                Re: "Wristwatch time is Proper Time." The Starmaker <starmaker@ix.netcom.com> - 2022-03-01 20:02 -0800
                Re: "Wristwatch time is Proper Time." The Starmaker <starmaker@ix.netcom.com> - 2022-03-01 21:00 -0800
                Re: "Wristwatch time is Proper Time." The Starmaker <starmaker@ix.netcom.com> - 2022-03-01 21:15 -0800
                Re: "Wristwatch time is Proper Time." nospam@de-ster.demon.nl (J. J. Lodder) - 2022-03-01 20:36 +0100
                Re: "Wristwatch time is Proper Time." The Starmaker <starmaker@ix.netcom.com> - 2022-03-01 12:28 -0800
                Re: "Wristwatch time is Proper Time." nospam@de-ster.demon.nl (J. J. Lodder) - 2022-03-02 10:47 +0100
                Re: "Wristwatch time is Proper Time." Maciej Wozniak <maluwozniak@gmail.com> - 2022-03-02 01:51 -0800
                Re: "Wristwatch time is Proper Time." The Starmaker <starmaker@ix.netcom.com> - 2022-03-02 11:41 -0800
                Re: "Wristwatch time is Proper Time." nospam@de-ster.demon.nl (J. J. Lodder) - 2022-03-04 21:20 +0100
                Re: "Wristwatch time is Proper Time." The Starmaker <starmaker@ix.netcom.com> - 2022-03-04 21:46 -0800
                Re: "Wristwatch time is Proper Time." Richard Hachel <r.hachel@tiscali.fr> - 2022-03-05 11:36 +0000
                Re: "Wristwatch time is Proper Time." Tom Roberts <tjroberts137@sbcglobal.net> - 2022-03-05 09:03 -0600
                Re: "Wristwatch time is Proper Time." Maciej Wozniak <maluwozniak@gmail.com> - 2022-03-05 09:57 -0800
                Re: "Wristwatch time is Proper Time." The Starmaker <starmaker@ix.netcom.com> - 2022-03-05 12:01 -0800
                Re: "Wristwatch time is Proper Time." patdolan <patdolan@comcast.net> - 2022-03-05 12:16 -0800
                Re: "Wristwatch time is Proper Time." nospam@de-ster.demon.nl (J. J. Lodder) - 2022-03-05 21:25 +0100
                Re: "Wristwatch time is Proper Time." Maciej Wozniak <maluwozniak@gmail.com> - 2022-03-05 22:51 -0800
                Re: "Wristwatch time is Proper Time." Ken Seto <setoken47@gmail.com> - 2022-03-07 07:37 -0800
                Re: "Wristwatch time is Proper Time." Michael Moroney <moroney@world.std.spaamtrap.com> - 2022-03-07 12:03 -0500
                Re: "Wristwatch time is Proper Time." Maciej Wozniak <maluwozniak@gmail.com> - 2022-03-07 09:39 -0800
                Re: "Wristwatch time is Proper Time." Ken Seto <setoken47@gmail.com> - 2022-03-07 20:06 -0800
                Re: "Wristwatch time is Proper Time." The Starmaker <starmaker@ix.netcom.com> - 2022-03-07 20:54 -0800
                Re: "Wristwatch time is Proper Time." Michael Moroney <moroney@world.std.spaamtrap.com> - 2022-03-08 01:45 -0500
                Re: Pat Dolan's full of shit Odd Bodkin <bodkinodd@gmail.com> - 2022-02-28 15:54 +0000
                Re: Pat Dolan's full of shit patdolan <patdolan@comcast.net> - 2022-02-28 08:59 -0800
                Re: Pat Dolan's full of shit Odd Bodkin <bodkinodd@gmail.com> - 2022-02-28 17:03 +0000
                Re: Pat Dolan's full of shit patdolan <patdolan@comcast.net> - 2022-02-28 09:27 -0800
                Re: Pat Dolan's full of shit Odd Bodkin <bodkinodd@gmail.com> - 2022-02-28 17:41 +0000
                Re: Pat Dolan's full of shit patdolan <patdolan@comcast.net> - 2022-02-28 09:56 -0800
                Re: Pat Dolan's full of shit Odd Bodkin <bodkinodd@gmail.com> - 2022-02-28 18:14 +0000
                Re: Pat Dolan's full of shit Odd Bodkin <bodkinodd@gmail.com> - 2022-02-28 15:54 +0000
                Re: Pat Dolan's full of shit Odd Bodkin <bodkinodd@gmail.com> - 2022-02-28 18:14 +0000
                Re: Pat Dolan's full of shit patdolan <patdolan@comcast.net> - 2022-02-28 20:15 -0800
                Re: Pat Dolan's full of shit Odd Bodkin <bodkinodd@gmail.com> - 2022-03-01 04:22 +0000
                Re: Pat Dolan's full of shit Townes Olson <townesolson7@gmail.com> - 2022-02-28 12:18 -0800
                Re: Pat Dolan's full of shit patdolan <patdolan@comcast.net> - 2022-02-28 12:47 -0800
                Re: Pat Dolan's full of shit Odd Bodkin <bodkinodd@gmail.com> - 2022-02-28 21:02 +0000
                Re: Pat Dolan's full of shit patdolan <patdolan@comcast.net> - 2022-02-28 13:35 -0800
                Re: Pat Dolan's full of shit Odd Bodkin <bodkinodd@gmail.com> - 2022-02-28 21:51 +0000
                Re: Pat Dolan's full of shit Odd Bodkin <bodkinodd@gmail.com> - 2022-02-28 22:28 +0000
                Re: Pat Dolan's full of shit Townes Olson <townesolson7@gmail.com> - 2022-02-28 16:09 -0800
                Re: Pat Dolan's full of shit patdolan <patdolan@comcast.net> - 2022-02-28 16:52 -0800
                Re: Pat Dolan's full of shit Odd Bodkin <bodkinodd@gmail.com> - 2022-03-01 01:11 +0000
                Re: Pat Dolan's full of shit patdolan <patdolan@comcast.net> - 2022-02-28 17:30 -0800
                Re: Pat Dolan's full of shit Odd Bodkin <bodkinodd@gmail.com> - 2022-03-01 02:14 +0000
                Re: Pat Dolan's full of shit Townes Olson <townesolson7@gmail.com> - 2022-02-28 17:50 -0800
                Re: Pat Dolan's full of shit patdolan <patdolan@comcast.net> - 2022-02-28 18:01 -0800
                Re: Pat Dolan's full of shit Townes Olson <townesolson7@gmail.com> - 2022-02-28 18:12 -0800
                Re: Pat Dolan's full of shit Odd Bodkin <bodkinodd@gmail.com> - 2022-03-01 02:14 +0000
                Re: Pat Dolan's full of shit patdolan <patdolan@comcast.net> - 2022-02-28 18:20 -0800
                Re: Pat Dolan's full of shit Odd Bodkin <bodkinodd@gmail.com> - 2022-03-01 02:24 +0000
                Re: Pat Dolan's full of shit patdolan <patdolan@comcast.net> - 2022-02-28 18:39 -0800
                Re: Pat Dolan's full of shit "Dono." <eggy20011951@gmail.com> - 2022-02-28 19:05 -0800
                Re: Pat Dolan's full of shit patdolan <patdolan@comcast.net> - 2022-02-28 19:19 -0800
                Re: Pat Dolan's full of shit "Dono." <eggy20011951@gmail.com> - 2022-02-28 19:35 -0800
                Re: Pat Dolan's full of shit Odd Bodkin <bodkinodd@gmail.com> - 2022-03-01 03:47 +0000
                Re: Pat Dolan's full of shit Townes Olson <townesolson7@gmail.com> - 2022-02-28 18:50 -0800
                Re: Pat Dolan's full of shit patdolan <patdolan@comcast.net> - 2022-02-28 18:57 -0800
                Re: Pat Dolan's full of shit Odd Bodkin <bodkinodd@gmail.com> - 2022-03-01 03:15 +0000
                Re: Pat Dolan's full of shit Odd Bodkin <bodkinodd@gmail.com> - 2022-02-28 21:02 +0000
                Re: Pat Dolan's full of shit Maciej Wozniak <maluwozniak@gmail.com> - 2022-02-27 07:44 -0800
                Re: Pat Dolan's full of shit patdolan <patdolan@comcast.net> - 2022-02-27 07:49 -0800
                Re: Pat Dolan's full of shit Michael Moroney <moroney@world.std.spaamtrap.com> - 2022-02-27 15:05 -0500
                Re: Pat Dolan's full of shit Odd Bodkin <bodkinodd@gmail.com> - 2022-02-27 20:13 +0000
                Re: Pat Dolan's full of shit "Paul B. Andersen" <paul.b.andersen@paulba.no> - 2022-02-27 15:18 +0100
                Re: Pat Dolan's full of shit patdolan <patdolan@comcast.net> - 2022-02-27 06:32 -0800
                Re: Pat Dolan's full of shit "Paul B. Andersen" <paul.b.andersen@paulba.no> - 2022-02-27 20:02 +0100
                Re: Pat Dolan's full of shit patdolan <patdolan@comcast.net> - 2022-02-27 06:33 -0800
                Re: Pat Dolan's full of shit Odd Bodkin <bodkinodd@gmail.com> - 2022-02-27 14:43 +0000
                Re: Pat Dolan's full of shit patdolan <patdolan@comcast.net> - 2022-02-27 06:46 -0800
                Re: Pat Dolan's full of shit patdolan <patdolan@comcast.net> - 2022-02-27 06:50 -0800
                Re: Pat Dolan's full of shit Odd Bodkin <bodkinodd@gmail.com> - 2022-02-27 19:38 +0000
                Re: Pat Dolan's full of shit Odd Bodkin <bodkinodd@gmail.com> - 2022-02-27 15:28 +0000
                Re: Pat Dolan's full of shit patdolan <patdolan@comcast.net> - 2022-02-27 07:44 -0800
                Re: Pat Dolan's full of shit patdolan <patdolan@comcast.net> - 2022-02-27 07:47 -0800
                Re: Pat Dolan's full of shit Odd Bodkin <bodkinodd@gmail.com> - 2022-02-27 19:45 +0000
                Re: Pat Dolan's full of shit patdolan <patdolan@comcast.net> - 2022-02-27 06:44 -0800
                Re: Pat Dolan's full of shit "Dono." <eggy20011951@gmail.com> - 2022-02-26 22:55 -0800
                Re: Pat Dolan's full of shit patdolan <patdolan@comcast.net> - 2022-02-26 23:05 -0800
                Re: Pat Dolan's full of shit "Dono." <eggy20011951@gmail.com> - 2022-02-26 23:11 -0800
                Re: Pat Dolan's full of shit patdolan <patdolan@comcast.net> - 2022-02-26 23:16 -0800
                Re: Pat Dolan's full of shit "Dono." <eggy20011951@gmail.com> - 2022-02-27 07:28 -0800
                Re: Pat Dolan's full of shit Odd Bodkin <bodkinodd@gmail.com> - 2022-02-27 13:47 +0000
                Re: Pat Dolan's full of shit Maciej Wozniak <maluwozniak@gmail.com> - 2022-02-27 06:07 -0800
                Re: Pat Dolan's full of shit The Starmaker <starmaker@ix.netcom.com> - 2022-02-26 20:41 -0800
                Re: Yet Another Man Who Broke Relativity Odd Bodkin <bodkinodd@gmail.com> - 2022-02-27 12:09 +0000
                Re: Yet Another Man Who Broke Relativity Odd Bodkin <bodkinodd@gmail.com> - 2022-02-27 13:47 +0000
              Re: Yet Another Man Who Broke Relativity Maciej Wozniak <maluwozniak@gmail.com> - 2022-02-26 22:32 -0800
            Re: Yet Another Man Who Broke Relativity Odd Bodkin <bodkinodd@gmail.com> - 2022-02-27 13:27 +0000
          Re: Yet Another Man Who Broke Relativity Odd Bodkin <bodkinodd@gmail.com> - 2022-02-27 13:27 +0000
      Re: Yet Another Man Who Broke Relativity Richard Hachel <r.hachel@tiscali.fr> - 2022-02-27 22:06 +0000
        Re: Yet Another Man Who Broke Relativity Odd Bodkin <bodkinodd@gmail.com> - 2022-02-27 22:11 +0000
          Re: Yet Another Man Who Broke Relativity Richard Hachel <r.hachel@tiscali.fr> - 2022-02-27 22:46 +0000
            Re: Yet Another Man Who Broke Relativity whodat <whodaat@void.nowgre.com> - 2022-02-27 20:04 -0600
            Re: Yet Another Man Who Broke Relativity Python <python@example.invalid> - 2022-02-28 03:53 +0100
              Re: Yet Another Man Who Broke Relativity Maciej Wozniak <maluwozniak@gmail.com> - 2022-02-27 21:49 -0800
              Re: Yet Another Man Who Broke Relativity Richard Hachel <r.hachel@tiscali.fr> - 2022-02-28 12:04 +0000
                Re: Yet Another Man Who Broke Relativity Python <python@example.invalid> - 2022-02-28 15:02 +0100
                Re: Yet Another Man Who Broke Relativity Maciej Wozniak <maluwozniak@gmail.com> - 2022-02-28 09:48 -0800
            Re: Yet Another Man Who Broke Relativity Odd Bodkin <bodkinodd@gmail.com> - 2022-02-28 15:54 +0000

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