Re: "The Calendar" by David Ewing Duncan: Numerous Errors?

From: Tom Rankin (trankinZZZ_at_hvc.rr.com)
Date: 07/25/04 

Date: Sun, 25 Jul 2004 12:44:45 GMT

I can take a shot at #3.

Since the oscillation of Cesium is not known to 18 places, there is most
likely a round off taking place here.

It is interesting though, that this seems to imply that the length of
the year is only defined to roughly .05 seconds.

Philip Clarke wrote:

> 3. Calendar Index, page vi - The year as measured in oscillations of
> atomic cesium: 290,091,200,500,000,000. If Cesium oscillates
> 9,192,631,770 times per second, then there are 794,243,384,928,000
> oscillations in a day. Is the year really an exact multiple of
> 500,000,000 oscillations? 

-- 
Tom Rankin - Programmer by day, amateur astronomer by night!
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