Do you want a lunar calendar or a national calendar for your birthday? What about the constellation?

Birthday is calculated according to the lunar calendar (solar terms are the most important). Festival and harmony are two concepts, such as the festival in beginning of spring in the first month and the breath in the rain. Only after arriving in beginning of spring can it be regarded as the beginning of a year, the beginning of the first month. (This is the algorithm of birthdates).

Constellations are calculated according to the Gregorian calendar. (65438+1October 20th-February 19 Aquarius, February 20th-March 20th Pisces, March 2nd1-April 20th Aries. April 21-May 20 is Taurus; May 2 1-June 21is Gemini. June 22nd-July 22nd is Cancer. July 23rd-August 22nd is Leo. August 23rd-September 22nd is Virgo. September 23rd-65438+1October 22nd Libra. 65438+1October 23rd-165438+1October 2nd1is a Scorpio. 165438+1October 22-65438+February 2 1 is Sagittarius; 65438+February 22nd-65438+1October 19 is Capricorn. )