Today is Mid-Autumn Festival of China. The Mid-Autumn Festival is held on the 15th day of the eighth month in the Chinese calendar, which is in September or early October in the Gregorian calendar. It is a date that parallels the autumnal equinox of the solar calendar, when the moon is at its fullest and roundest. Mid-Autumn Festival has a special meaning in Purple Star Astrology(Zi Wei Dou Shu), because it is based on lunar cycle as the core system. If moon in your Ming place, and you were born in the Mid-Autumn Festival, The moon will bring you good luck. Because the power of the moon is the strongest on this day.