On Mon, 16 Feb 2009, Steve Allen wrote:
>
> And that means that the POSIX epoch encompasses almost as much
> proleptic fantasy as the use of UTC (or GMT) for the 1601 epoch.  The
> observatory at Greenwich wasn't commissioned for another 75 years, not
> until after 3 coronations and a civil war.  I barely want to mention
> Microsoft's use of the 0001 epoch in .NET

And the Airey transit circle didn't exist until 1850. The observatory at
Kew provided official time for London from about 1770. I don't know when
Greenwich took over that job.

Tony.
-- 
f.anthony.n.finch  <d...@dotat.at>  http://dotat.at/
GERMAN BIGHT HUMBER: SOUTHWEST 5 TO 7. MODERATE OR ROUGH. SQUALLY SHOWERS.
MODERATE OR GOOD.
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