The Leo Meteor Shower, known as the King of Meteor Showers, is a meteor shower connected to Comet Temple Tuttle with a period of approximately 33 years. Appears every November 14 to 21. Generally speaking, the number of meteors is about 10 to 15 per hour, but the Leo meteor shower will have a peak every 33 to 34 years, and the number of meteors can exceed thousands per hour. This phenomenon is closely related to the cycle of Comet Temple Tuttle. The Leonid meteor shower will appear from November 14th to 21st every year, especially around November 17th. It is probably located a little north east and the level is about 40 degrees. The cause of the Leonid meteor shower is due to the presence of a comet named Temple Tuttle (55P/Tempel-Tuttle). The 2012 Leonid meteor shower was staged around midnight on November 17, with a maximum flow of 15 per hour. On the night of November 17, 2013, the king of meteor showers visited the earth, and there were two "extreme" meteor showers.
At around 19:00 on November 17, 2020, the Leonid meteor shower ushered in a huge, but because the Leo will only rise from the northeast around midnight, the public interested in China will be available for two days from midnight to dawn on the 17th and 18th Make observations.