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In any case, they knew what they
were doing: these poor altitudes did not spoil
their nearly perfect Lunars.
Especially on August 27 1773.

And when they were determining the latitude
of the place,
on another day, they were VERY careful with altitudes.

Alex.

On Mon, 30 Apr 2007, Ken Muldrew wrote:

>
>
> On 27 Apr 2007 at 21:39, Alexandre E Eremenko wrote:
>
> > Ken,
> >
> > > I have no other explanation for why his
> > > latitudes were so poor.
> >
> > Look at my posting today under "Point Venus".
> > The error in (moon's) alt is ridiculously high.
> > I understand that they understood that accuracy in Moon's
> > alt is not essential. But still this does not explain how
> > one can have 17' error in altitude with any reasonable
> > instrument.
>
> Were these altitudes taken at night using a sea horizon? (...one last hope
> for a sensible explanation).
>
> Ken Muldrew.
>
> >


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