9.24 When is the lunar calendar?

According to the perpetual calendar, the lunar calendar corresponding to September 24th, 2023 is August 10, 2023.

The lunar calendar is a traditional calendar in China. It takes the change period of the moon phase as the length of the month, adds the "twenty-four solar terms" component of the trunk calendar, and refers to the length of the tropical year of the sun. By setting leap months, the average calendar year is adapted to the tropical year. The lunar calendar is a calendar based on the lunar calendar and combined with the solar calendar. Strictly speaking, it should not be called the lunar calendar, but the combination of yin and yang.