What day is June 22, 2023?

65438+20231October 19 lunar calendar 2022, twelfth lunar month.

Gregorian calendar date: 1. 19 A.D. 2023, Renyin year, December 28th of the lunar calendar.

Lunar calendar:

Lunar calendar is the current modern calendar in China, which belongs to the combined calendar of yin and yang, that is, the combined calendar of lunar calendar and solar calendar. According to the change cycle of the moon phase, each moon phase changes to one month, and the reference solar year is the length of one year, 24 solar terms are added, and leap months are set to make the average calendar year adapt to the tropic year.

The combination of lunar calendar and solar calendar in lunar calendar forms the method of combining yin and yang. Because of the use of "Xia Zheng", it was called Li Xia in ancient times.

Lunar calendar is a new calendar used after 1970, and its years are divided into flat years and leap years, with flat years 12 months and leap years 13 months. Month is divided into big month and small month, with 30 days in big month and 29 days in small month, and the average calendar month is equal to the full moon.

The lunar calendar is based on the moon's profit and loss cycle. A new moon lasts for one month, about 29.53 days, and the whole year is generally 354 or 355 days, which is less than 365 or 366 days in the Gregorian calendar year (also known as tropic year and solar year) 1 1 day.

According to the national standard "Compilation and Promulgation of Lunar Calendar" drafted by Purple Mountain Observatory of China Academy of Sciences, the first day of the lunar month is the first day of the lunar month, which means that the first day of each lunar month must be the first day of the lunar month.

Each lunar month reflects a complete cycle of lunar phase change, so it belongs to the lunar part of the yin-yang calendar. The twenty-four solar terms of the lunar calendar reflect the different positions on the earth's orbit around the sun, that is, the tropic year cycle, so it belongs to the solar calendar part of the lunar calendar.