[LEAPSECS] Michael, brother of Jerry - a parable of timekeeping

[Ashley Yakeley]

One can, of course, acquire this confidence by setting one to the other.

-- Ashley

On Fri, 2008-10-24 at 08:45 +0100, Peter Vince wrote:

> Hi Rob,

> 

> 	Two would give you SOME confidence if they read the same, and at least you would know to be wary if they didn't.  With 

> three, you can use a majority voting system, and that is what we do (although we are not at sea!)

> 

> 	Peter Vince  (London, England)

> 

> 

> On Fri Oct 24  5:31 , Rob Seaman <seaman at noao.edu> sent:

> 

> > From Jack London, a question:  "Why did you sail with only one  

> >chronometer?"

> >

> >	http://catless.ncl.ac.uk/Risks/25.41.html#subj10

> >

> >If two chronometers are "no better than one", why are three better  

> >than two?

> >

> >Rob Seaman

> >National Optical Astronomy Observatory

> 

> 

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