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乌鲁木齐将建卫星激光测距站

已有 4432 次阅读 2008-10-19 10:44 |个人分类:消息场| SLR

杨福民等在17日结束的第16届国际激光(测距)网会议上报道:我国将在乌鲁木齐天文台将建卫星激光测距站,该台已经具备VLBIGPS两种观测手段。

文章还报道:我国激光(测距)网将对所属台站进行升级改造,目标为一:实现千赫兹激光测距(除昆明站外)、二进行白天激光测距。

已经有报道表明,昆明站可能会成为我国的第一个月球激光测距站。目前,已经实现的地球静止卫星的轨道高度不过36000公里,不及地月平均距离的十分之一。 

美国的天文台已经在1960年代实现了月球激光测距。

参考文献:

Upgrading Plan of the Chinese SLR Network

Yang Fumin1, Wu Bin1, Zhang Zhongping1, Guo Tangyong2
1 Shanghai Astronomical Observatory, Chinese Academy of Sciences, China
2 Institute of Seismology, China Earthquake Administration, Wuhan, China
E-mail: yangfm@shao.ac.cn

Under the support of the second of stage the national project "Crustal Movement Observation Network of China", the Chinese SLR stations will be upgraded to better performance in two years. The main improvements will be as follows: First, all stations will change to kHz ranging (except Kunming station, due to common transmit/receiving optics). The second, all stations will start routine daylight track.
In addition, the Chinese Academy of Sciences has decided to build a powerful SLR station at the Urumqi Astronomical station, National Astronomical Observatories of China. The new station will have 1-meter telescope and kHz laser ranging system. The site has very good weather and high sea level (2000m) and important location. There are VLBI and GPS systems at the station already, so the station will be a multi-technique collocation site.
The upgrading proposal for the San Juan SLR system is under consideration by the Ministry of Science and Technology of China.

 



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