Perseid Meteor Shower to happen the 13th will be a great

　　Journal of science and technology Beijing, August 11 (reporters Xu Bin) to the most suitable for a summer watching the Perseid Meteor Shower. The afternoon of August 13, this is known as one of the three major meteor showers in the northern hemisphere Perseids will reach is enormous. If the weather is fine, and interested members of the public in the evening of 12th and 13th night observations. Light pollution in good areas can expect to see 30-40 meteors per hour.

　　Meteor flux, bright meteors are a major feature of the Perseid Meteor Shower. In 1992, its parent comets return, Perseids Zenith hourly flow rate of more than 400 billion. Next wood comets return until 2126, but each year a maximum Zenith hourly volume of more than 100.

　　"Punctuality" is another feature of the Perseid Meteor Shower. Every year from July 20 to August 20, entered the active phase, and never stood up. Belong to the northern hemisphere and relative to the three major meteor shower quadrant shower and geminids staged during the winter, the Perseid Meteor Shower in the summer debut, more suitable for night waiting for you.

　　Li Xin of the Beijing Planetarium said that during the Perseid Meteor Shower activity, the radiant rises after 22 o'clock to the ideal height, so midnight and night viewing conditions better. Starting from the 70 s of a robot family context

　　Meteor is an asteroid or comet dust into the Earth's atmosphere to form luminous path. The Perseid Meteor Shower from the swift-Tuttle Comet. Astronomy experts, because they could not accurately estimate the meteors will appear in the sky, observed a meteor shower when the eyes do not use radiation, but to observe the surrounding area. Should not be used during the observation telescope. Select an open area, lying on the couch looking at the sky is the most appropriate way of observing.