依巴谷卫星和哈勃空间望远镜的天体测量观测结果

Astrometric Observational Results of the Hipparcos Satellite and the Hubble Space Telescope

综述了以下几个方面的工作：（1）依巴谷卫星30个月观测资料（占总观测量的80％）的初步处理结果；（2）空间望远镜精密导星传感器（FGS）的性能测试；（3）依巴谷卫星和空间望远镜近期在观测和仪器改进上的进展；（4）我们开展空间天体测量工作的概况。

In this paper, the following aspects are reviewed: (1) the preliminary observational results for the Hipparcos catalogue and the Tycho catalogue obtained in the thirty months (80% of the total Hipparcos observations); (2) the performance test of the HST Fine Guidance Sensor, and the obsendion results of the astrometry and the photometry observations; (3) the recent progress in observations and improvements of the instrumenis for the Hipparcos satellite and the HST; (4)our work in the space astrometry.