Re: [LEAPSECS] Leap-second scare stories

From: Poul-Henning Kamp <phk_at_HAVEN.FREEBSD.DK>
Date: Sat, 30 Jul 2005 19:04:43 +0200

In message <>, Markus Kuhn writes:

>the one submitted by the US
>delegation to ITU-R working party 7A on 1 September 2004
>(Document 7A/15-E), which I understand to be identical with:

I can confirm that the text below is identical to the official
proposal on 7A's table. (I have seen the official document,
but cannot redistribute it).

>1 Tolerance
>The difference of UT1 from UTC should not exceed =B11 h.
>2 Adjustments to UTC
>2.1 Adjustments to the UTC time scale should be made as determined by
>the IERS to ensure that the time scale remains within the specified
>2.2 The IERS should announce the introduction of an adjustment to the
>UTC time scale as least five years in advance. At the time of the
>announcement the IERS should provide directions regarding the details of
>the implementation of the adjustment.

While the 5 year notice is a nice gesture, the real point is that
we have 500 years to come up with a better idea before a one hour
adjustment applies first time.

Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk_at_FreeBSD.ORG         | TCP/IP since RFC 956
FreeBSD committer       | BSD since 4.3-tahoe
Never attribute to malice what can adequately be explained by incompetence.
Received on Sat Jul 30 2005 - 10:05:01 PDT

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