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Re: Radar ranging and relativity

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On 18-Mar-23 3:45 am, Richard Hertz wrote:
> Why the popularized equation for radar ranging is:
> 
> R = 1/2 t c₀
> 
> https://www.radartutorial.eu/01.basics/Distance-determination.en.html

For a target, moving or otherwise, it gives the distance to the target 
at the point where the radar signal was reflected, which happens after 
half of the total transit time. The velocity of the target is irrelevant.

Sylvia.

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Radar ranging and relativity Richard Hertz <hertz778@gmail.com> - 2023-03-17 09:45 -0700
  Re: Radar ranging and relativity Richard Hertz <hertz778@gmail.com> - 2023-03-17 10:21 -0700
  Re: Radar ranging and relativity "Dono." <eggy20011951@gmail.com> - 2023-03-17 19:03 -0700
    Re: Radar ranging and relativity Richard Hertz <hertz778@gmail.com> - 2023-03-17 19:51 -0700
      Cretin Richard Hertz at work "Dono." <eggy20011951@gmail.com> - 2023-03-17 21:17 -0700
  Re: Radar ranging and relativity "Dono." <eggy20011951@gmail.com> - 2023-03-17 19:48 -0700
    Re: Radar ranging and relativity whodat <whodaat@void.nowgre.com> - 2023-03-17 22:02 -0500
  Re: Radar ranging and relativity Sylvia Else <sylvia@email.invalid> - 2023-03-18 14:01 +1100
    Re: Radar ranging and relativity Richard Hertz <hertz778@gmail.com> - 2023-03-17 20:12 -0700
      Re: Radar ranging and relativity whodat <whodaat@void.nowgre.com> - 2023-03-17 22:29 -0500
        Re: Radar ranging and relativity Richard Hertz <hertz778@gmail.com> - 2023-03-18 05:44 -0700
      Re: Radar ranging and relativity Sylvia Else <sylvia@email.invalid> - 2023-03-18 15:08 +1100
      Re: Radar ranging and relativity Volney <volney@invalid.invalid> - 2023-03-19 00:31 -0400
        Re: Radar ranging and relativity whodat <whodaat@void.nowgre.com> - 2023-03-18 23:49 -0500
        Re: Radar ranging and relativity Maciej Wozniak <maluwozniak@gmail.com> - 2023-03-19 00:20 -0700
  Re: Radar ranging and relativity "mitchr...@gmail.com" <mitchrae3323@gmail.com> - 2023-03-18 12:49 -0700
    Re: Radar ranging and relativity Richard Hertz <hertz778@gmail.com> - 2023-03-18 13:33 -0700
      Re: Radar ranging and relativity "Dono." <eggy20011951@gmail.com> - 2023-03-18 16:14 -0700
  Re: Radar ranging and relativity "Paul B. Andersen" <paul.b.andersen@paulba.no> - 2023-03-21 22:24 +0100

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