On Mon, 5 Jan 2004, Rick Measham wrote:

> It seems that DateTime::LeapSecond adds the extra seconds at midnight UTC.
> Two questions:
> 1. Did it always do that .. I seem to recall that it used to add it
> at midnight in the local time zone.

Yes, I think so.

> 2. Should it be at midnight UTC? I can't find anything that says one
> way or the other but I can't imagine that I'm supposed to adjust my
> clock by 1 second at 11am rather than midnight.

Yes, it is midnight UTC, so that all places around the world have the leap
second at the exact same moment.  Otherwise places would end up at offsets
like -1:59:59 UTC until they had their own local leap second at midnight.


-dave

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