"Blue Moon" and "Red Moon" January 31 Tianyu "Happy Reunion"

Source: Internet
Author: User

Astronomy experts said that the January 2 full moon suspended after the night sky, January 31 Our public will usher in the second month of the January night. If the weather is fine, the public will be able to enjoy the "blue Moon" astronomical landscape. Coincidentally, there is a total lunar eclipse that night, a "red moon" will also appear in the Sky Tim Romantic.


The so-called "Blue moon" does not mean that people can see the blue-tuned moon with the naked eye, but refers to a special phenomenon in the Almanac method.


Astronomy experts say, usually, there is only one full moon in a Gregorian calendar month, but sometimes there are exceptions. Because the two-time full moon is about 29 apart. 53 days, while the public-semi-rotary 31-day, 30-day (February exception), so a Gregorian calendar month may appear two times full moon. The second full moon is endowed with a poetic name: "Blue Moon" when the one-month-old two-month-round night appears.


Astronomy experts said that the "Blue Moon" is not a very rare phenomenon, according to the 2001 to 2100 century statistics, averaging every 2. It will happen again in 4 years. Some years are not, and some years will be two times. The last time the "Blue Moon" appeared was July 31, 2015. The year of 2018 was two, January 31 and March 31 respectively.


Shicheng, member of the Chinese Astronomical Society, director of the Tianjin Institute of Astronomy, pointed out that the January 31 night moon should be the color of pearl white, but that night a total lunar eclipse occurred, the best time for the 20:52 to 22:08, then "Blue Moon" will become like Red Duck, "red Moon."


He cautioned that this wonderful total lunar eclipse in most areas of our country can enjoy the whole process, and the main process occurred in the first half of the night, very conducive to observation and shooting. Interested public may wish to go outdoors, looking for an excellent observation point, to enjoy the "Blue Moon" and "Red Moon" superimposed on a different style.


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