Bright Venus "shows" the sky, the Mid-Autumn Moon "fifteen yuan"... The sky in September is really lively!
Xinhua News Agency, Tianjin, August 30 (Reporter Zhou Runjian) In September Tianyu, what films will be shown in the "Sky Theater"?
Astronomical forecasts show that the meteor shower of alpha Auriga, the meteor shower of ε Perseids in September, the "Oscillation" of Sophisticus, the greater east distance of Mercury, the "Oscillation" of Neptune, the Moon with the Earth and the Moon, and the Mid-Autumn Moon will take turns to be staged.
In September every year, there are many meteor showers, but the scale is not large. The peak ZHR (under ideal observation conditions, the number of meteors that can be seen per hour when the radiant point is directly above the head) is below 10, of which there are two Meteor showers are worthy of attention.
According to Li Meicong, vice chairman of Tianjin Astronomical Society and astronomical science expert, Auriga will bring two meteor showers each year, namely Alpha Auriga meteor shower and Delta Auriga meteor shower. The alpha Auriga meteor shower is expected to be on September 1 this year. Day ushered in greatness.
Another meteor shower in September is the September ε Perseids meteor shower, which is extremely expected to appear on September 9.
Entering September, among the several planets visible to the naked eye, Mercury will usher in the easterly distance on September 14, but it is not suitable for observation due to the low altitude angle; Mars begins to approach the sun gradually, and it will fall quickly after sunset, which is also not suitable Observation; both Saturn and Jupiter have just experienced the "opposition" in August, and the observation conditions are still good, especially on September 17, when a gibbous moon will come to the double stars and stage a wonderful show of "double stars with the moon" ; From this month to the end of the year, Venus ushered in an excellent opportunity for observation. It is as bright as a jewel and as bright as a pearl, becoming the brightest star in the night sky.
In September, there will be two performances of "Reaching Against the Sun".
On September 11, the asteroid No. 2 Sophis "sunshine", with the help of a small astronomical telescope, the Chinese public is expected to see its mysterious demeanor.
On September 14, Neptune ushered in a "sun opposition."
"In the next 20 days, in the clear night sky with high transparency, interested members of the public, with the help of astronomical telescopes with a diameter of 100 mm or more, supplemented by corresponding star maps, are expected to witness this "discovery on the pen tip". Mysterious planet." Li Meicong said.
September 21 is the annual Mid-Autumn Festival, and watching the moon is the highlight.
This year's Mid-Autumn Moon is "15 moons and 15 rounds", and the fullest time appears at 7:55 on the 21st.
"Although the most round time appears in the daytime, this does not affect people's appreciation of the Mid-Autumn Moon. On the evening of the 14th, 15th, and 16th, as long as the weather is fine, people will see a full moon in the sky. When the time is empty, the beautiful scenery." Li Mei Cong said.