[tz] Earth's day lengthens by two milliseconds a century

Brian Inglis Brian.Inglis at SystematicSw.ab.ca
Thu Dec 8 22:54:22 UTC 2016

On 2016-12-08 15:22, Pierpaolo Bernardi wrote:
> On Thu, Dec 8, 2016 at 10:54 PM, Paul Eggert <eggert at cs.ucla.edu>
> wrote:
>> On 12/08/2016 01:34 PM, vanadovv at hetnet.nl wrote:
>>> it would be better to refer to the original paper, which can be
>>> found free online.
>> The proposed patch does that: the new Theory file uses the URL 
>> http://dx.doi.org/10.1098/rspa.2016.0404 as DOIs are supposed to
>> be longer-lived. It's the same paper and it's freely readable.
> Perhaps you may also want to cite this page from NASA, which
> presents a summary of the results of the same research, in a readily 
> implementable format: 
> http://eclipse.gsfc.nasa.gov/SEhelp/deltatpoly2004.html

That paper is *not* a summary of the results of the same research: 
it is adapted from the 10 year old Canon partly based on some of the 
same authors' results from 2 years earlier, as the year in the URI 

Take care. Thanks, Brian Inglis, Calgary, Alberta, Canada

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