[LEAPSECS] BBC radio Crowd Science

[GERRY ASHTON]

> On January 30, 2017 at 7:21 PM Tom Van Baak <tvb at LeapSecond.com> wrote:
> 
> 
> >>    from 2015 July 1, 0h UTC, to 2017 January 1 0h UTC   : UTC-TAI = - 36s
> >>    from 2017 January 1, 0h UTC, until further notice    : UTC-TAI = - 37s
> >>
> >    Pretty clear? Let's try. What does Bulletin C52 say about the
> >    relationship between UTC and TAI when TAI is equal to
> >    2017-01-01T00:00:36.5.
> 
> 2017-01-01T00:00:35.5 - 36 s = 2016-12-31T23:59:59.5
> 2017-01-01T00:00:36.5 - 36 s = 2016-12-31T23:59:60.5
> 2017-01-01T00:00:37.5 - 37 s = 2016-12-31T00:00:00.5
> 
> The -36 applies to 2016 dates and the -37 starts with 2017 dates, just like Bulletin C52 says.
> 
> /tvb
> 
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The bulletin would have been clearer if it said

from 2015 July 1, 0h UTC, to (but not including) 2017 January 1 0h UTC   : UTC-TAI = - 36s