[tz] Was there a 1971-12-31 23:59:60?

Steve Allen sla at ucolick.org
Sat Nov 10 05:29:40 UTC 2018


On Fri 2018-11-09T22:04:35-0700 Paul Gilmartin via tz hath writ:
> Subject: [tz] Was there a 1971-12-31 23:59:60?

No.

There was a step of 0.107758 seconds in UTC(BIH) at 1972-01-01.
This was the final sub-second step in coordinated broadcast time signals.

for the step that was applied to UTC(USNO) see
Time Service Announcement series 14 number 8 (1971-10-08)
at
https://www.ucolick.org/~sla/leapsecs/leapincept.html

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Steve Allen                    <sla at ucolick.org>              WGS-84 (GPS)
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