[time-nuts] Loran-C & French Clocks

[Jim Palfreyman]

In Australia, each state or territory defines its own time. I've scanned the
Australian legal database and found bills for all states and territories
defining time relative to UTC.

So you can put the whole of Australia definitely in the UTC pile.

Jim

2009/3/18 Magnus Danielson <magnus at rubidium.dyndns.org>

> Arnold,
>
> Arnold Tibus skrev:
> > Magnus and all,
> >
> > interestlingly the discussion about GMT seem to be a never ending
> > story, all over the world. As I know GMT was already renamed  in
> > the year 1925 ( or 1928 acc. other source ) to UT and
> > "universal time coordinated" (U T C) (that) is standard since
> > January 1, 1972. acc. "About the Time" :
> >
> > http://www.fai.org/astronautics/time.asp ,
> > look into the short overview to this history.
> >
> > "Does anyone know the exact difference between GMT and UTC?"
> > - this question seem to be already very old, Magnus.
>
> Um. That's not the question I am asking.
>
> > Richard B. Langley wrote a summary trying to give the right
> > answer with "A Few Facts Concerning GMT, UT, and the RGO ".
> >
> > His article can be found here:
> > http://www.apparent-wind.com/gmt-explained.html
> >
> > It summarizes:
> > "The Greenwich mean time, GMT, has today only an historical
> > interest. It has been abandoned since the thirties for successively
> >  the T U 1, the T U 2 and finally, in 1972, for the much more regular
> > universal time coordinated, U T C, that must be used
> > for all present use." !
> >
> > That is what I thought as well quite a while.
> > But I had to change ever so often all kind of scientific and
> > technical units, and I see the need to adopt it, I am sure we have
> > to be open for more steps into the future. Learning will never end...!
>
> You brings me no new knowledge, only a few more links, which I suspect
> repeats what my sources already says to me.
>
> I already know what GMT is in the several senses it is. For me it is
> clearly not UTC, except for the GMT transmissions done by BBC.
>
> I object to the use of GMT when it should say UTC, they should not be
> used interchangeably when talking about international time.
>
> The question I am asking is really about which is the time-scale
> accepted for national time in various countries.
>
> So far:
>
> UTC based: France, Sweden
> GMT based (UT1?): Great Brittian, Denmark
>
> I suspect several countries (such as US, Germany etc. etc) to be UTC
> based, but I do not know for sure.
>
> As you see, this is a quite different question then asking about "what
> is GMT" or "what timezone is country X".
>
> Cheers,
> Magnus
>
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