Archived posting to the Leica Users Group, 2004/01/22

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Subject: RE: [Leica] Happy New Year !
From: Douglas Herr <telyt@earthlink.net>
Date: Thu, 22 Jan 2004 14:35:18 -0800 (PST)

> * Here are the rules:
> 1. All calculations and observations are based on the meridian 120 degree
>     East    (115 degree East for Vietnam)
> 2. The day starts at midnight  (it used to start at the beginning of the
>     first hour, the hour of the rat, which starts at 11:00pm)
> 3. The day on which occur the new moon is the first day of the month
> 4. The winter solstice (dong zhi jie qi) must fall in the 11th month of the
>     year
> 5. If there are 13 lunar months between 2 winter solstices, one of them must
>     necessarily not have a zhongqi**;  that month is the leap month in the
>     corresponding year (hence a leap year has 13 lunar months).
>
> ** The solar year is divided into 24 jieqi, each corresponding to positions
> of the Earth along its orbit, each 15 degree apart.  The length of each
> jieqi varies from 14 to 16 days, varying with the speed of Earth along its orbit.
> Every other jieqi is a zhongqi; the winter solstice is a zhongqi.

And I thought figuring out when Friday is for FS/WTB posts was difficult.


Doug Herr
Birdman of Sacramento
http://www.wildlightphoto.com
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Replies: Reply from Dennis Painter <dennis@hale-pohaku.com> (Re: [Leica] Happy New Year !)