[tz] Fwd: Bulletin C number 57
Marshall Eubanks
marshall.eubanks at gmail.com
Mon Jan 7 18:48:14 UTC 2019
The IERS is not furloughed, so why isn't this on their website?
https://www.iers.org/IERS/EN/Publications/Bulletins/bulletins.html
On Mon, Jan 7, 2019 at 11:28 AM Tim Parenti <tim at timtimeonline.com> wrote:
>
> FYI, per IERS Bulletin C57, there will be no leap second on 2019-06-30.
>
> Unfortunately, NIST is affected by the partial shutdown of the US government which has been ongoing since 2018-12-22 00:00 -05, so most of their website is unavailable, meaning it will likely be some time before they publish an updated leap-seconds.list. But since the current NIST file doesn't expire until 2019-06-28, we've got some time before we have to deal with that.
>
> Last we had left the problem of being able to take the equivalent file directly from the IERS at https://hpiers.obspm.fr/iers/bul/bulc/ntp/leap-seconds.list, some lines had been added to https://hpiers.obspm.fr/iers/bul/bulc/README on 2017-04-11, but the exact text did not make any assertions about surrounding files, and we would prefer the notice be added to leap-seconds.list itself. (There are a few other typos therein which I spotted as well.)
>
> See:
> https://mm.icann.org/pipermail/tz/2017-April/024990.html
> https://mm.icann.org/pipermail/tz/2017-April/024988.html
>
> In light of the current US/NIST situation, it would be helpful to re-energize these efforts. Happy to help Christian and others come up with something workable.
>
> --
> Tim Parenti
>
>
> ---------- Forwarded message ---------
> From: IERS EOP Product Center <iers.eoppc at obspm.fr>
> Date: Mon, 7 Jan 2019 at 10:56
> Subject: Bulletin C number 57
> To: <bulc.iers at obspm.fr>
>
>
>
>
>
> INTERNATIONAL EARTH ROTATION AND REFERENCE SYSTEMS SERVICE (IERS)
>
> SERVICE INTERNATIONAL DE LA ROTATION TERRESTRE ET DES SYSTEMES DE REFERENCE
>
>
> SERVICE DE LA ROTATION TERRESTRE DE L'IERS
> OBSERVATOIRE DE PARIS
> 61, Av. de l'Observatoire 75014 PARIS (France)
> Tel. : +33 1 40 51 23 35
> e-mail : services.iers at obspm.fr
> http://hpiers.obspm.fr/eop-pc
>
>
> Paris, 07 January 2019
>
>
> Bulletin C 57
>
> To authorities responsible
> for the measurement and
> distribution of time
>
>
>
> INFORMATION ON UTC - TAI
>
>
> NO leap second will be introduced at the end of June 2019.
> The difference between Coordinated Universal Time UTC and the
> International Atomic Time TAI is :
>
> from 2017 January 1, 0h UTC, until further notice : UTC-TAI = -37 s
>
> Leap seconds can be introduced in UTC at the end of the months of December
> or June, depending on the evolution of UT1-TAI. Bulletin C is mailed every
> six months, either to announce a time step in UTC, or to confirm that there
> will be no time step at the next possible date.
>
>
> Christian BIZOUARD
> Director
> Earth Orientation Center of IERS
> Observatoire de Paris, France
>
More information about the tz
mailing list