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Subject: Re: Flight speed: How fast to notice rapid night/day change? Posted on: Thu, 21 Jun 2007 10:02:37 -0500


"Hatunen" wrote in message
news:0a6k731hg44fibhdfaike4ue7656lmdvif@4ax.com...
> On Wed, 20 Jun 2007 23:19:22 -0500, "TMOliver"
> wrote:
>
>>
>>"Nobody" wrote in message
>>news:1dbac$467999ea$cef8887a$19706@TEKSAVVY.COM...
>>> Bob Myers wrote:
>>>> While you're technically correct, this is one of those rare times
>>>> when Mxs also got something right - "12 AM = midnight,
>>>> 12 PM = noon" IS the convention used in those situations
>>>
>>>
>>> When using the real clock, it becomes obvious why the above applies:
>>>
>>> 11:59 is AM. 12:00 is PM.
>>> 23:59 is PM. 00:00 is AM.
>>>
>>> so noon is PM and midnight is AM.
>>
>>Locally observed Noon is neither, simply the instant in which the observed
>>sun without pausing to don evening clothes, reaches its highest
>>point/altitude above the horizon. For seafaring lads in the days before
>>chronometers, locally observed Noon was of some import, for 12 O'Clock
>>reports could not be rendered unto the Captain before its observation, and
>>his permission to strike the bell eight on time, declaring it Noon, could
>>not be given.
>>
>>Sailors used to worry little over time zones, but forever have noticed
>>Noon
>>(and used those nice Noon sunlines to establish longitude in modern
>>chronometer times, more effective than observing the transit of the Moons
>>of
>>Venus).
>
> Since there were not such things as time zones until the latter
> 19th century, those early sailors couldn't have worried about
> them.
>
....Ahhh, another failed attempt at irony, destroyed by an unwitting
pragmatist.

You and I know that Dave, and some others, but realize among the readers
here are a few convinced that times zones were intelligently designed if not
divinely mandated, and that King James's discovery that Jesus had written in
English is significant history...

Bishop Usher is alive and well, sharing an apartment with Mxsmanic....

TMO


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