F-ckin Leap Seconds, how do they work?

Roy r.engehausen at gmail.com
Thu Jul 5 18:02:57 UTC 2012

On 7/5/2012 10:42 AM, Steve Allen wrote:
> On Thu 2012-07-05T10:26:22 -0700, Roy hath writ:
>> Lets see.  There have been nine leap seconds in 20 years.  So at the
>> start of the next century the difference will probably be less than a minute
> There is no predicting how large the decadal variations in LOD will be,
> but the difference should be somewhere between 1 minute and 3 minutes.
> Please see these charts and tables for how unpredictable it is.
> http://www.ucolick.org/~sla/leapsecs/dutc.html
>> Remember OpenTime is only for people who want their system clocks to
>> ignore leap seconds.  I don't include myself among the possible users of
>> OpenTime.
> Anyone who needs that can already do that using existing, deployed,
> and tested code and hardware and the GPS system time scale.  Please
> see this worked example.  Please do not invent yet another private
> time scale.
> http://www.ucolick.org/~sla/leapsecs/right+gps.html
> ...

So basically the concept of OpenTime is already implemented.  All that's 
needed is a list of Stratum-1 servers that anyone can use.

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