On Thursday, January 30, 2020 at 6:29:18 PM UTC-7, Alan Grayson wrote: > > > > On Thursday, January 30, 2020 at 5:09:56 PM UTC-7, Brent wrote: >> >> >> >> On 1/30/2020 12:45 PM, Alan Grayson wrote: >> >> >> That's not it. I think the two observers, one in a galaxy far removed and >> one here, would read the same CMBR "time", regardless of the distant >> galaxy's speed of recession. But relativity says otherwise. This is what >> puzzles me. AG >> >> >> Ask yourself *when* do they read the same time. >> >> Brent >> > > I don't know if this helps. Since the temperature of the CMBR is the same > everywhere, at any time t, we can in principle determine if the two > measurements are simultaneous or not. AG >
But regardless of simultaneity or not, there's no dilation of this clock! (And AE doesn't say what a clock is.) What the hell is going on? AG -- You received this message because you are subscribed to the Google Groups "Everything List" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/everything-list/6e142235-e071-4c14-8eab-e06a09cb49d9%40googlegroups.com.
