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Tianhui 1B
''Tian Hui-1'' (also known as ''Mapping Satellite I'') is a Chinese earth observation satellite built by Dong Feng Hong, a China Aerospace Science and Technology Corporation (CASC).
Tian Hui-1 was launched on 6 May 2012 at 9:10 GMT on a Long March 2 2D booster rocket into a sun-synchronous, polar orbit with an apogee of and perigee of .〔(【引用サイトリンク】url=http://www.space.com/15588-china-mapping-satellite-launch.html )〕
According to the Chinese Ministry of Defense the new satellite carries scientific experiments and is to be used for the evaluation of ground resources and mapping.〔(【引用サイトリンク】url=http://www.nasaspaceflight.com/2012/05/china-launches-tianhui-1b-long-march-2d/ )〕
Tian Hui 1 is equipped with two different camera systems in the visible and infrared range. The visible light camera is able to produce three-dimensional pictures in the spectral region between 510 to 690 nanometers with a dissolution of approximately 5 meters and a field of view of approximately 25 degrees. The infrared camera reaches a dissolution of approximately 10 meters and covers four wavelengths (430 - 520 Nm, 520 - 610 Nm, 610 - 690 Nm and 760 - 900 Nm).〔
== References ==
抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』
■ウィキペディアで「Tianhui 1B」の詳細全文を読む
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