[tz] Question about leap seconds
David Patte ₯
dpatte at relativedata.com
Wed Sep 11 17:19:15 UTC 2013
I believe in the astronomy world there is a motion in front of the IAU
to drop leap seconds altogether and let UTC drift apart from UT1
On 2013-09-11 13:07, Paul Eggert wrote:
> The practical point is that POSIX time can't represent leap seconds,
> and that systems in practice get around this problems in various
> ways, none of them standardized yet.
> There is an effort underway to standardize this for RTP.
> The draft says the POSIX clock jumps back at the start of
> an inserted leap second; see
> Gross K, van Brandeburg R.
> RTP and Leap Seconds (2013-08-27)
> But (as they mention) this definition doesn't match how well-regulated
> POSIX clocks keep time in practice. There was an earlier proposal
> to standardize this:
> Kuhn M.
> Coordinated Universal Time with Smoothed Leap Seconds (UTC-SLS) (2006-01)
> but as far as I know, it has not been adopted in practice.
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