[ntp:questions] SNTP server + ntpd 4.2.4 client
root at localhost.invalid
Wed Mar 19 15:27:50 UTC 2008
Richard B. Gilbert wrote:
> With something like 27 NAVSTAR (GPS) satellites aloft, there should
> almost always be seven or eight above the horizon. Satellites more than
> ten degrees above the horizon are preferred!
> I've never used the GPS18LVC (I have a Motorola M12+T) but if you know
> your exact location you only need one satellite to get the time. There
> are four equations in four unknowns (lattitude, longitude, elevation,
> and time).
> Not knowing any of these variables, you need four satellites.
The Wikipedia article was an entertaining read.
More information about the questions