[time-nuts] Leap seconds now showing on GPS satellites

Magnus Danielson magnus at rubidium.dyndns.org
Sat Feb 11 22:01:08 UTC 2012

On 02/11/2012 07:40 PM, Tom Van Baak wrote:
>> I was hoping that they would add it at some week rollover point or at
>> the first of the month, etc. But it appears to just be random or
>> whenever they get around to it.
> Leap seconds are always applied at the end of the UTC day of the
> last day of the month specified. So the next one will occur on July 1
> for most of the people in the world and early evening of June 30 for
> those of us in the USA.
> When leap seconds are calculated and formally announced is sort
> of arbitrary and erratic, not unlike how the earth itself rotates. It's
> not a problem really. No software should care or depend on some
> precise date of announcement.

I think he was talking about the time to upload the announcement of the 
upcoming leap second. Doing it when they get around to it seems just 
fine, it is done well in advance anyway.


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