[time-nuts] Determining Time-Nut infection severity.
jfor at quik.com
Sun Oct 24 18:07:53 EDT 2010
If your TOD is to be measured with sub-nanosecond accuracy, where do you
measure from? The TOD of your head? Heart? Fingertips? Feet?
> Mark J. Blair wrote:
>> On Oct 24, 2010, at 1:58 PM, Poul-Henning Kamp wrote:
>>> In message <53601812-FC62-4098-9266-55EDF50AFB2C at nf6x.net>, "Mark J.
>>> Blair" wri
>>>> Does anybody know how many bits of precision are used
>>>> on tombstones these days?
>>> Most tombstones are engraved with CNC machines and while I have yet
>>> to see a company advertise it as a competitive parameter, your vital
>>> lack of stats will be engraved with better than 1/50mm precision.
>> Oh, I was mostly concerned with the bits of precision used for the birth
>> and death timestamps.
> I should think that if you have left instructions with your executor,
> they can have any arbitrary number of digits engraved, including an
> estimate of uncertainty, if needed. You could even have them estimate
> the Allan deviation of the various clocks involved, and have the
> requisitite plots engraved as well.
> time-nuts mailing list -- time-nuts at febo.com
> To unsubscribe, go to
> and follow the instructions there.
More information about the time-nuts