[LEAPSECS] What is GMT?
michael.cook at sfr.fr
Wed Jan 4 15:32:19 EST 2012
Le 04/01/2012 20:50, Michael Sokolov a écrit :
> Tony Finch<dot at dotat.at> wrote:
>> GMT was discontinued decades ago and has not had a coherent meaning for
>> even longer.
> If the ITU bastards have their way, I'll be forced to drop all my
> other projects and *scramble* to build my own non-UTC GMT-generating
> apparatus before the first embargoed leap second occurs. The
> apparatus I have in mind is envisioned as being very similar to a
> typical stratum 1 NTP server (GPS in, Ethernet out), but with a
> special twist: instead of applying the "UTC offset" (or LS count or
> whatever it's called) transmitted by GPS, apply a different offset
> controlled by ME locally. I will then have to manually adjust this
> offset periodically to steer my timescale to the true GMT, i.e., to
> UT1 or whatever else happens to be convenient. And when this offset
> needs to change, it will be done via a rubberization process similar
> to UTC-SLS.
I think an RFC for an NTP extension to support a rubbery time scale
will be required so that all who wish to keep something approaching UT1
as civil time can do so.
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