[ntp:questions] Accuracy of NTP - Advice Needed

unruh unruh at invalid.ca
Sun Dec 25 02:11:43 UTC 2011


On 2011-12-25, jimp at specsol.spam.sux.com <jimp at specsol.spam.sux.com> wrote:
> John Hasler <jhasler at newsguy.com> wrote:
>>> The open sky nearest the OPERA detector is straight up through 1400m of
>>> rock.
>> 
>> Jim Pennino writes:
>>> And the easiest open sky to get to is horizontally down the tunnel to
>>> the entrance which is next to a freeway.
>> 
>> Yes, the entrance is next to a freeway.  The entrance to the LNGS
>> facility where the OPERA detector is located is near the middle of the
>> 10 km long Gran Sasso highway tunnel.
>
> The bottom line is that the only thing that is relevant is how easy it is
> to get to a GPS antenna with an open view of the sky.

Yes. 5km away horizontally or 1.5km away vertically.

>
> Everything else is bloviation.
>
>



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