When is spring tonight?

Beginning of spring time is February 4th 10: 42: 2 1.

Beginning of spring, one of the 24 solar terms, is also called "Da Chun". "Li" means "start". China takes beginning of spring as beginning of spring, and on February 4th or 5th every year, when the sun reaches longitude 315th, it is beginning of spring. Twenty-four solar terms: "The solar terms in the first month will stand, and long summer will have the same long summer as autumn and winter. Beginning of spring, "Li" means beginning, and Li Chun means beginning of spring. " Yang and thorn make everything spring. "

For example, the calculation steps of beginning of spring date are 202 1 [21× 0.2422+3.87]-[(21-kloc-0/)/4] = 8-5 = 3, so 202/kloc-0.