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China began to build the world's largest radio telescope

Assembling the telescope is in the mountains in Guizhou Province in southwest China. The chief engineer of the telescope explained that in that place there are three hill 500 meters from each other, which create an ideal place for a telescope.
  Chinese engineers have begun to assemble the world's largest telescope FAST, which equals 30 football fields, according to Xinhua news agency.

"Technicians have begun to assemble a reflector telescope with a diameter of 500 meters, which consists of 4,450 panels. Each panel is an equilateral triangle, each side of which is 11 meters," - said the agency.

Assembling the telescope is in the mountains in Guizhou Province in southwest China.

"There's three hills, which are located 500 meters from each other and create an ideal place for a telescope," - quoted by the chief engineer of the telescope Tsayhuna Cun, who explained the choice of the location of the device. In addition, a radius of five kilometers from the telescope no city.

A huge plate suspended above the ground and supported by thoUSAnds of cables and supporting pillars. To see the entire telescope, you must climb to the top of a hill. Now there is a construction of a viewing platform on top of the hill, which will be open to visitors.

The perimeter of the telescope equals 1.6 kilometers to work around it would take about 40 minutes.

It is noted that the new telescope is not just big in size, but also very sensitive. Panels plates can move and receive signals from different points.

"The panels can change its position through the connection wires. We can control their position to within one millimeter," - said the chief engineer of the panel of the telescope Zheng Yuanpen.

After Chinese engineers fully assemble the telescope it will surpass in size the largest currently telescope in Puerto Rico, with a diameter of 300 meters. Construction of the telescope, which began in March 2011, will be completed next year.

It is expected that the new telescope will "significantly" improve China's ability to study outer space
 
http://ria.ru/space/20150724/1145164955.html#ixzz3gp1wsiI9


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