How often do the sun and the moon shine together on average? What does it symbolize?

In ancient times, the phenomenon that the sun and the moon shine together was actually a symbol of good luck. This is considered as an auspicious omen, which means that something good will happen. So, do you know how often the sun and the moon shine together on average? Then let's use constellation knowledge to reveal the answer! Let's have a look!

On average, how often do the sun and the moon shine together? Almost twice a month, once in the afternoon in the first half of the year and once in the morning in the second half.

Principle Sun Moon-Sun Moon-Sun Moon-Sun Moon-Sun Moon-Sun Moon-Sun Moon-Sun Moon-Sun Moon-Sun Moon-Sun Moon-Sun Moon-Sun Moon-Sun Moon-Sun Moon-Sun Moon-Sun Moon-Sun Moon-Sun Moon-Sun Moon-Sun Moon-Sun Moon-Sun Moon-Sun Moon-Sun Moon Theoretically, as long as the atmospheric conditions are good, this phenomenon may occur except the fifteenth day of the lunar calendar. But the second condition is that the extreme magnitude of the sky cannot be too low, so generally speaking, when the sun rises or is about to set, the brightness of the sky can easily meet this condition. So in the first half of the lunar calendar, you can see the moon phase when the sun goes down, from west to east, and in the second half of the lunar calendar, you can also see the moon after the sun rises, from west to east.

What do the sun and the moon symbolize? In some stories, the sun and the moon symbolize the appearance of evenly matched people or forces. But in fact, in the ancient realistic environment, the sun and the moon were auspicious. The sun and moon of the Duke of Zhou are "bright", which means "good luck". In ancient times, someone made it into an inkstone, which meant a bright future and a step-by-step promotion.

If we insist on careful observation and thinking, we can also find that the moon and the sun can appear in the sky at the same time every day, but the duration of "the sun and the moon shine together" will be long and short, some days are only a few minutes, but some days can last for several hours, and the two easy-to-observe time periods are just the latter, so it is easier to be seen. The duration of "the sun and the moon shine together" on different days should be calculated by the movement law of the moon and the sun in the sky. "The sun and the moon shine together" must mean that the closer the moon is to the sun, the longer it lasts, but when the moon is too close to the sun to be observed, it will be submerged in dazzling sunshine.

Several parameters used in the calculation are as follows: a = 29.5/360 = 0.0819/1-the moon age corresponding to the unit distance angle between the sun and the moon =360/24h= 15/H3354. Now suppose that the age of the moon and the sun is x/-,that is, ". In the days around the eighth day, "the sun and the moon shine together" can last for five or six hours, that is, five or six hours before the sun goes down.