搜尋結果
A meteor shower is a celestial event in which a number of meteors are observed to radiate, or originate, from one point in the night sky. These meteors are caused by streams of cosmic debris called meteoroids entering Earth's atmosphere at extremely high speeds on parallel trajectories.
There are two branches of the Delta Aquariid meteor shower, Southern and Northern. The Southern Delta Aquariids are considered a strong shower, with an average meteor observation rate of 15–20 per hour, and a peak zenithal hourly rate of 18. The average radiant is at RA =339°, DEC =−17°.
Radiant point of the April Lyrid meteor shower, active each year around April 22. The April Lyrids are a meteor shower lasting from about April 15 to April 29 each year. The radiant of the meteor shower is located near the constellations Lyra and Hercules, near the bright star Vega.
In astronomy, the zenithal hourly rate ( ZHR) of a meteor shower is the number of meteors a single observer would see in an hour of peak activity if the radiant was at the zenith, assuming the seeing conditions are perfect [ 1] (when and where stars with apparent magnitudes up to 6.5 are visible to the naked eye [ 2] ).
Meteor Shower (Chinese: 一起来看流星雨; pinyin: Yīqǐ Lái Kàn Liúxīngyǔ) is a 2009 Chinese television series starring Hans Zhang, Yu Haoming, Vision Wei and Zhu Zixiao. It premiered on Hunan TV on August 8, 2009. Due to the success and popularity of Japanese manga Hana Yori Dango and its franchise (Meteor Garden, Hana ...
List of weather records. In recent decades, new high temperature records have substantially outpaced new low temperature records on a growing portion of Earth's surface. [1] Comparison shows seasonal variability for record increases. The list of weather records includes the most extreme occurrences of weather phenomena for various ...
Meteor Rain ( Chinese: 流星雨; pinyin: Liú Xīng Yǔ) is the debut Mandarin studio album of Taiwanese Mandopop quartet boy band F4. It was released on 28 August 2001 by Sony Music Taiwan. [ 1]
