[LEAPSECS] Bulletin C number 43 (fwd)

mike cook michael.cook at sfr.fr
Thu Jan 5 10:45:31 EST 2012


Le 05/01/2012 15:39, Zefram a écrit :

> Markus Kuhn wrote:

>> A positive leap second will be introduced at the end of June 2012.

> Slight surprise there. It's the obviously-correct scheduling to minimise

> |UT1-UTC|, but IERS has been favouring December in recent years,

> and there was plenty of slack to postpone this leap until December.

> (Actually |UT1-UTC| could be kept smaller still by scheduling the leap

> for March, but that would require a procedural change.)

>

> -zefram

Looking at the predicted values, 2012s are at the lower bounds for
previous leaps. Maybe they were making sure there was no chance of
breaking -0,9s.
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