Leap Month in Chinese Lunar Calendar 2009

Leap 5th Lunar Intercalary Month

There is a leap 5th lunar month (intercalary Month), in the Chinese Lunar Calendar year 2009. The following explanation can help you to know why. There are three basic rules for the Chinese Calendar.

Please read the Essence of the Chinese Calendar for detail about Solar Center Point.

The following is the listing of dates and times about new moon days and the Solar Center points. A lunar month not containing a Center Point is a Leap month.

2009 China Civil Calendar
Month Name New Moon Date/Time Zodiac Date/Time Note
4th Lunar Month 04-25  11:22    
    05-05  16:51  Start of Summer (Snake Month)
    05-21  05:51 Grain Fills (Gemini) - Center Point
5th Lunar Month 05-24  20:11    
    06-05  20:59 Grain in Ear (Horse Month)
    06-21  13:45 Summer Solstice (Cancer) - Center Point
Leap 5th Month 06-23  03:35   No Center point 
    07-07  07:13 Slight Heat (Sheep Month)
6th Lunar Month 07-22  10:35    
    07-23  00:36 Great Heat (Leo) - Center Point
    08-07  17:01 Start of Autumn (Monkey Month)
7th Lunar Month 08-20 18:01    

There is no Solar Center Point in the lunar month from 6-23-09 to 7-22-09. Therefore this lunar month is assigned as a leap month. The name of the lunar month repeats the previous month. It called leap 5th lunar month.

The assignment of the Leap Lunar Months is very complicate. For more information about the Chinese Lunar Calendar and Leap Month, please read the Essence of the Chinese Calendar.

All the detail Chinese Lunar Calendar conversion information are available at Chinese Lunar Calendar and High-Precision Astronomical Data CD.

2009 Chinese Horoscope and Chinese New Year
2009 Chinese Zodiac Year of Ox 2009 Chinese Horoscope - Year of Ox  2009 Chinese Astrology Year of Cow
 

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