Fast hot subdwarfs spectroscopy and kinematics

Hot subdwarfs (sdO/B) are the stripped helium cores of red giants formed via binary interactions. Close hot subdwarf binaries with massive white dwarf companions have been...热亚矮星（Hot subdwarfs，sdO/B）是经双星相互作用剥离红巨星外层后形成的氦核心。拥有大质量白矮星伴星的密近热亚矮星双星系统已被……