Search for UMa group companions

We present the results of a survey to detect low-mass companions of Ursa Major (UMa) group members, carried out in 2003-2006 with NACO at the ESO VLT. While many extra-solar...本研究报道了2003至2006年间，利用欧洲南方天文台（European Southern Observatory, ESO）甚大望远镜（Very Large Telescope, VLT）搭载的NACO设备，开展的大熊座（Ursa Major，简称UMa）星团成员低质量伴星探测巡天的相关结果。尽管目前已发现多颗系外……