Re: OT: announcement
| From: | Mark J. Reed <markjreed@...> |
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| Date: | Thursday, August 16, 2007, 19:55 |
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In case it's not obvious, by "noon" I mean "the point when the sun is
directly overhead", not 12 of the clock. Obviously the time from
12:00 to 12:00 is perfectly consistent, apart from summer time changes
and leap seconds, by definition. :)
On 8/16/07, Mark J. Reed <markjreed@...> wrote:
> I agree, the day starts when I get up and ends when I go to sleep; if
> I don't to go to sleep on a given night, the sunrise starts the next
> day.
>
> Still, there is a good reason for having the civil day start at
> midnight: the time period from noon to noon (and hence also the one
> from midnight to midnight) has the most consistent length throughout
> the year. You get much wider variation in the sunrise-to-sunrise and
> sunset-to-sunset periods.
>
--
Mark J. Reed <markjreed@...>
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