[LEAPSECS] leap seconds schedule prior to 1972

John Sauter John_Sauter at systemeyescomputerstore.com
Tue Apr 12 23:16:00 EDT 2016


On Tue, 2016-04-12 at 11:40 +0100, Tony Finch wrote:
> John Sauter <John_Sauter at systemeyescomputerstore.com> wrote:
> 
> > I have proposed a schedule of leap seconds prior to 1972 based on
> the
> > Earth's rotation rate, which was deduced from ancient observations
> of
> > the Sun and Moon.  The complete paper is available on my web site,
> at 
> >
> > https://www.systemeyescomputerstore.com/proleptic_UTC.pdf.
> 
> In December 2006 I described a "proleptic UTC" which quantized UTC's
> rubber seconds era of the 196s0 in the style of post-1972 UTC.
> 
> http://fanf.livejournal.com/69586.html
> 
> The idea was to allow a software system that knows about TAI and
> modern
> UTC to be able to describe times in the 1960s accurate to about 1s,
> and
> smoothly blend back to the pre-atomic era in which it ignores the
> differences between UTC and TAI.
> 
> Tony.
> -- 
> f.anthony.n.finch  <dot at dotat.athttp://dotat.at/  -  I xn--zr8h
> punycode
> Trafalgar: Southwest 4 or 5 in southeast, otherwise, southwest 5 to
> 7,
> increasing gale 8 at times. Rough or very rough. Showers. Good.

I referenced your web site in my article, and used your schedule of
leap seconds for 1958 through 1971.  In effect, I am extending your
work back to -1000.
    John Sauter (John_Sauter at systemeyescomputerstore.com)
-- 
PGP fingerprint = E24A D25B E5FE 4914 A603  49EC 7030 3EA1
9A0B 511E

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