jamessmckie » January 23rd, 2019, 9:43 pm wrote: Now after my 1 minute dance I am going to travel faster than the speed of light doesn’t matter how much faster but sufficiently so that I arrive on planet 2 which is 2 light years away before Year 8 0h0m0s now at this time I am going to do a dance for a minute,
jamessmckie » Mon Jan 21, 2019 7:35 am wrote:for example if I moved from being 10 light years away to a distance of 2 light years away and that journey took me 8 light years then 10 years after I set off the observer would be able to see me at both my starting point and end point, simple maths and physics right!
phyti » January 31st, 2019, 1:17 pm wrote:
But bad logic!
As you move from x=10 to x=2, at c, earth friend observes you continuously from Et=10 to Et=18.
He continues observing you from Et=18 to Et=20.
He sees you at x=2 and x=10, but not simultaneously.
Even if you moved faster than c.
Perception follows emission.
jamessmckie » January 23rd, 2019, 9:43 pm wrote: Now after my 1 minute dance I am going to travel faster than the speed of light doesn’t matter how much faster but sufficiently so that I arrive on planet 2 which is 2 light years away before Year 8 0h0m0s now at this time I am going to do a dance for a minute, now back to Year 10 0h0m0s the observer on earth is about to watch me do my dance for a minute on planet 1 but assuming planet 2 is also in the observers field of view and obviously this also assumes the observers eyesight is sufficient to see that far as well as witnessing the 1m dance I did on planet 1 will also be able to see the 1m dance I did on planet 2 both at the same time from the observers perspective though clearly both dances were actually done years in the past..
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