Tibet's ali: asia's atacama?
文献类型:期刊论文
作者 | Ye, Quan-Zhi1; Su, Meng2; Li, Hong3; Zhang, Xinmin3 |
刊名 | Monthly notices of the royal astronomical society
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出版日期 | 2016-03-21 |
卷号 | 457期号:1页码:L1-l4 |
关键词 | Site testing |
ISSN号 | 0035-8711 |
DOI | 10.1093/mnrasl/slv188 |
通讯作者 | Ye, quan-zhi(qye22@uwo.ca) |
英文摘要 | The ngari (ali) prefecture of tibet, one of the highest areas in the world, has recently emerged as a promising site for future astronomical observation. here, we use 31 yr of reanalysis data from the climate forecast system reanalysis to examine the astroclimatology of ngari, using the recently-erected ali observatory at shiquanhe (5047 m above mean sea level) as the representative site. we find the percentage of photometric night, median atmospheric seeing and median precipitable water vapour of the shiquanhe site to be 57 per cent, 0.8 arcsec and 2.5 mm, comparable some of the world's best astronomical observatories. additional calculation supports the shiquanhe region as one of the better sites for astronomical observations over the tibetan plateau. based on the studies taken at comparable environment at atacama, extraordinary observing condition may be possible at the few vehicle-accessible 6000 m heights in the shiquanhe region. such possibility should be thoroughly investigated in future. |
WOS关键词 | OPTICAL/INFRARED ASTRONOMICAL QUALITY ; CLOUD COVER ; MAUNA-KEA ; SITES ; PERFORMANCE ; CFSR ; NCEP |
WOS研究方向 | Astronomy & Astrophysics |
WOS类目 | Astronomy & Astrophysics |
语种 | 英语 |
WOS记录号 | WOS:000378094600001 |
出版者 | OXFORD UNIV PRESS |
URI标识 | http://www.irgrid.ac.cn/handle/1471x/2176505 |
专题 | 高能物理研究所 |
通讯作者 | Ye, Quan-Zhi |
作者单位 | 1.Univ Western Ontario, Dept Phys & Astron, London, ON N6A 3K7, Canada 2.MIT, Kavli Inst Astrophys & Space Res, 77 Massachusetts Ave, Cambridge, MA 02139 USA 3.Chinese Acad Sci, Inst High Energy Phys, Beijing 100049, Peoples R China |
推荐引用方式 GB/T 7714 | Ye, Quan-Zhi,Su, Meng,Li, Hong,et al. Tibet's ali: asia's atacama?[J]. Monthly notices of the royal astronomical society,2016,457(1):L1-l4. |
APA | Ye, Quan-Zhi,Su, Meng,Li, Hong,&Zhang, Xinmin.(2016).Tibet's ali: asia's atacama?.Monthly notices of the royal astronomical society,457(1),L1-l4. |
MLA | Ye, Quan-Zhi,et al."Tibet's ali: asia's atacama?".Monthly notices of the royal astronomical society 457.1(2016):L1-l4. |
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来源:高能物理研究所
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