What Is Solar Term Transition
A solar term transition refers to the precise moment when the Sun reaches a specific position along the ecliptic longitude, marking the beginning of one of the 24 solar terms in the traditional Chinese calendar. These solar terms divide the solar year into 24 equal parts, each corresponding to approximately 15° of the Sun’s movement along its apparent path around the Earth (the ecliptic). Astronomical Basis: The 24 solar terms are determined by the Sun’s position relative to the Earth, measured in degrees of celestial longitude. For example: ...