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脉冲星计时技术及其应用

金文敬

天文学进展2016,Vol.34Issue(2):196-211,16.
天文学进展2016,Vol.34Issue(2):196-211,16.DOI:10.3969/j.issn.1000-8349.2016.02.04

脉冲星计时技术及其应用

Pulsar Timing Technique and Its Applications

金文敬1

作者信息

  • 1. 中国科学院 行星科学重点实验室 上海天文台,上海 200030
  • 折叠

摘要

Abstract

The discovery of pulsar and timing observations are briefly described. The physical models of timing for pulsar and various softwares for pulsar timing, especially the TEMPO2 used worldwide, are mentioned in detail. The idea of pulsar timing array and international pulsar timing array are introduced. Pulsar timing is applied in the following aspects: developing a pulsar-based timescale, improving the solar ephemeris (including the determination of mass of outer planets and discovery of trans-Neptunian ob ject), searching for gravitational waves, determination of rotation and astrometric parameters for pulsar, autonomous spacecraft navigation with pulsars, tests of relativistic gravity and so on. Fi-nally, the research work on pulsar timing technique and its application in China is simply introduced, and some suggestions are proposed.

关键词

脉冲星/脉冲星计吋/脉冲星计时阵/脉冲星自主导航/验证相对论引力理论

Key words

pulsar/pulsar timing/pulsar timing array/autonomous spacecraft navigation with pulsars/test of relativistic gravity

分类

天文与地球科学

引用本文复制引用

金文敬..脉冲星计时技术及其应用[J].天文学进展,2016,34(2):196-211,16.

基金项目

国家自然科学基金项目(11373058,11273044,11273045,11473057, U1431117) (11373058,11273044,11273045,11473057, U1431117)

天文学进展

OA北大核心CSCDCSTPCD

1000-8349

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