摘要
本文叙述了VLBI系统对时频的要求和上海天文台φ6米天线VLBI实验系统(徐家汇)的时频基准,并介绍了上海天文台φ25米天线VLBI(佘山)时间基准的建立以及开展时间工作的初步设想。
This paper described requirement of time and frequency for VLBI and time reference system for 6m experimental VLBI (Zi-ka-wei). The establishment of time reference in 25m VLBI system (Z6-Se) and recent plan with respect to 'time' are also introduced.
出处
《中国科学院上海天文台年刊》
1990年第11期221-226,共6页
Annals Shanghai Astronomical Observatory Chinese Academy of Sciences
