Re: Perfect clocks

Edkah Stavropoulos wrote :

Britain Szabó wrote:
>

Tom Roberts wrote:
 

On a GPS satellite, the usual definition of the second applies. But in
order for the SIGNALS from GPS satellites to be received on earth at
the correct frequencies, the time-base on the satellite must tick about
4 parts in 10^10 more slowly than a corresponding time-base on earth's
geoid (mean sea level).

 monseneor, you misundrestand the entire procedure -it's not about the
signal propagation, but the difference in the gravity gradient. The
signals transmission are implied, but only after that.

>
I see people are not replying in this science newsgroup. I feel depressed.

Which newsgroup? Sometimes people don't reply to crossposted articles which also 'Follow-up to' the same crossposted groups as it looks to be a trollfest.