[ntp:questions] Leap second to be introduced in June

Brian Inglis Brian.Inglis at SystematicSw.ab.ca
Sun Jan 11 17:34:47 UTC 2015


NIST updated ftp://time.nist.gov/pub/leap-seconds.list linked to leap-seconds.3629404800

On 2015-01-05 07:29, Marco Marongiu wrote:
> Get ready, fellows. It's coming again.
>
> -- bronto
>
>
> -------- Forwarded Message --------
> Subject: Bulletin C number 49
> Date: Mon, 05 Jan 2015 14:25:49 +0100
> From: IERS EOP Product Center <services.iers at obspm.fr>
> Reply-To: IERS EOP Product Center <services.iers at obspm.fr>
> 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 (0) 1 40 51 22 26
> FAX       : 33 (0) 1 40 51 22 91
> e-mail    : services.iers at obspm.fr
> http://hpiers.obspm.fr/eop-pc
>
>                                                Paris, 5 January 2015
>
>                                                Bulletin C 49
>
>   To authorities responsible for the measurement and distribution of time
>
>
>
>                                     UTC TIME STEP
>                              on the 1st of July 2015
>
>
>   A positive leap second will be introduced at the end of June 2015.
>   The sequence of dates of the UTC second markers will be:		
> 		
>                            2015 June 30,     23h 59m 59s
>                            2015 June 30,     23h 59m 60s
>                            2015 July  1,      0h  0m  0s
>
>   The difference between UTC and the International Atomic Time TAI is:
>
>    from 2012 July 1,    0h UTC, to 2015 July 1  0h UTC  : UTC-TAI = - 35s
>    from 2015 July 1,    0h UTC, until further notice    : UTC-TAI = - 36s
>
>
>
>   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.
>
>
>                                                Daniel Gambis
>                                                Head
>                                                Earth Orientation Center
> of IERS
>                                                Observatoire de Paris, France
>
>
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> http://lists.ntp.org/listinfo/questions
>


-- 
Take care. Thanks, Brian Inglis


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