Groups > sci.physics.relativity > #614088

Re: Can a black hole move?

From	whodat <whodaat@void.nowgre.com>
Newsgroups	sci.physics.relativity
Subject	Re: Can a black hole move?
Date	2023-06-29 19:56 -0500
Message-ID	<kg6niiFmnhfU6@mid.individual.net> (permalink)
References	<5b7815c8-1763-4240-8aea-cf9199563d4dn@googlegroups.com> <u7l08u$2986o$2@dont-email.me> <kg6mlvFmnhfU2@mid.individual.net> <u7l90b$29vnh$1@dont-email.me>

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On 6/29/2023 7:52 PM, Chris M. Thomasson wrote:
> On 6/29/2023 5:41 PM, whodat wrote:
>> On 6/29/2023 5:23 PM, Chris M. Thomasson wrote:
>>> On 6/28/2023 11:53 PM, Maciej Wozniak wrote:
>>>> On Monday, 19 June 2023 at 06:10:49 UTC+2, JanPB wrote:
>>>>
>>>>> This is is an antique argument, pre-Painlevé. Of course according 
>>>>> to the
>>>>> faraway coordinate clock the accreting matter slows down and "freezes"
>>>>> at the horizon. Why the revelation?
>>>>
>>>> And with these "freezing" tales - can your
>>>> "black hole" move?
>>>> I mean - if accreting matter "slows down and
>>>> "freezes"" according to faraway me - it
>>>> practically doesn't change position
>>>> according to faraway me. And, as it's
>>>> always in the vincinity of BH, BH can't
>>>> change the position as well...
>>>
>>> A black hole can move.
>>
>> Bearing in mind that all motion is relative.
>>
> 
> A black hole can move on its own, regardless of any observer.

But relative to that observer, unless they are both moving
together. But in a universe with nothing else in it, how would
anyone know?

Thread

Can a black hole move? Maciej Wozniak <maluwozniak@gmail.com> - 2023-06-28 23:53 -0700
  Re: Can a black hole move? Richard Hachel <r.hachel@tiscali.fr> - 2023-06-29 10:06 +0000
    Re: Can a black hole move? whodat <whodaat@void.nowgre.com> - 2023-06-29 09:29 -0500
  Re: Can a black hole move? "Chris M. Thomasson" <chris.m.thomasson.1@gmail.com> - 2023-06-29 15:23 -0700
    Re: Can a black hole move? whodat <whodaat@void.nowgre.com> - 2023-06-29 19:41 -0500
      Re: Can a black hole move? "Chris M. Thomasson" <chris.m.thomasson.1@gmail.com> - 2023-06-29 17:52 -0700
        Re: Can a black hole move? whodat <whodaat@void.nowgre.com> - 2023-06-29 19:56 -0500
          Re: Can a black hole move? "Chris M. Thomasson" <chris.m.thomasson.1@gmail.com> - 2023-06-29 18:02 -0700
            Re: Can a black hole move? "mitchr...@gmail.com" <mitchrae3323@gmail.com> - 2023-06-29 18:17 -0700
              Re: Can a black hole move? "Chris M. Thomasson" <chris.m.thomasson.1@gmail.com> - 2023-06-29 18:23 -0700
                Re: Can a black hole move? "mitchr...@gmail.com" <mitchrae3323@gmail.com> - 2023-06-29 18:38 -0700
                Re: Can a black hole move? "Chris M. Thomasson" <chris.m.thomasson.1@gmail.com> - 2023-06-29 19:22 -0700
                Re: Can a black hole move? "mitchr...@gmail.com" <mitchrae3323@gmail.com> - 2023-06-29 20:37 -0700
                Re: Can a black hole move? "Chris M. Thomasson" <chris.m.thomasson.1@gmail.com> - 2023-06-30 10:05 -0700
                Re: Can a black hole move? Volney <volney@invalid.invalid> - 2023-06-30 20:33 -0400
                Re: Can a black hole move? "Chris M. Thomasson" <chris.m.thomasson.1@gmail.com> - 2023-06-30 19:49 -0700
    Re: Can a black hole move? Maciej Wozniak <maluwozniak@gmail.com> - 2023-06-29 21:23 -0700
      Re: Can a black hole move? "Chris M. Thomasson" <chris.m.thomasson.1@gmail.com> - 2023-06-30 10:07 -0700
        Re: Can a black hole move? "mitchr...@gmail.com" <mitchrae3323@gmail.com> - 2023-06-30 10:11 -0700
          Re: Can a black hole move? "Chris M. Thomasson" <chris.m.thomasson.1@gmail.com> - 2023-06-30 10:34 -0700
            Re: Can a black hole move? "mitchr...@gmail.com" <mitchrae3323@gmail.com> - 2023-06-30 10:49 -0700
              Re: Can a black hole move? "Chris M. Thomasson" <chris.m.thomasson.1@gmail.com> - 2023-06-30 10:50 -0700
                Re: Can a black hole move? "Chris M. Thomasson" <chris.m.thomasson.1@gmail.com> - 2023-06-30 10:51 -0700
        Re: Can a black hole move? Maciej Wozniak <maluwozniak@gmail.com> - 2023-06-30 10:52 -0700
        Re: Can a black hole move? Volney <volney@invalid.invalid> - 2023-06-30 20:45 -0400
          Re: Can a black hole move? Maciej Wozniak <maluwozniak@gmail.com> - 2023-06-30 21:30 -0700

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