Traditional Culture Encyclopedia - Almanac inquiry - 1968 The exact time in beginning of spring.
1968 The exact time in beginning of spring.
Calculation method of accurate time in beginning of spring;
Calculation formula: [y * d+c]-L.
Interpretation of the formula: the last two digits of the number of years are multiplied by 0.2422 plus 3.87, and the whole number is subtracted from the number of leap years. In the 20th century, the C value was 4.6295, 2 1 century C value was 3.87, and in the 22nd century it was 4. 15.
For example, the calculation steps of beginning of spring date are 1968 [68× 0.2422+4.6295]-[(68-1)/4] = 21-kloc-0/6 = 5, and then/kloc-.
Extended data
Dietary customs in beginning of spring season;
1, Spring Festival: Spring Festival is one of the dietary customs in beginning of spring. Lettuce, melon, fruit, cake and sugar are mainly used as vegetables, which are put on plates to feed relatives and friends or eat during the Spring Festival.
There are five kinds of dishes: fruit, vegetables, candy, cake and bait. Vegetables mainly include: bean sprouts, radishes, leeks, spinach, lettuce, beans, eggs and shredded potatoes.
2. Spring cake: Spring cake is a pancake baked with flour, usually eaten with rolled vegetables. At first, spring cakes and vegetables were put on a plate, which became "spring vegetables".
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