[time-nuts] UTC is the tail that wags the dog
Steve Allen
sla at ucolick.org
Wed Feb 1 17:19:31 UTC 2023
On Tue 2023-01-31T10:20:13-0800 Lux, Jim via time-nuts hath writ:
> TAI please, not UTC with ickyness like leapseconds. And, yes, there are
> people who use GMT (although they're really using UTC, they just call it
> GMT).
But UTC is the primary. UTC is the tail that wags the dog.
TAI has no legal existence. UTC is the legal time scale most places.
Only BIPM can make TAI, no national laboratory can make TAI.
Most national labs are required by statue to make UTC, and from
those BIPM constructs TAI.
--
Steve Allen <sla at ucolick.org> WGS-84 (GPS)
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