Modulation in the X-ray binary SAX J1808.4-3658

We report on optical imaging of the X-ray binary SAX J1808.4-3658 with the 8m Gemini South Telescope. The binary, containing an accretion-powered millisecond pulsar, appears to...我们报道了利用8米双子座南望远镜（Gemini South Telescope）对X射线双星（X-ray binary）SAX J1808.4-3658开展的光学成像（optical imaging）观测。该双星系统包含一颗吸积驱动的毫秒脉冲星（accretion-powered millisecond pulsar），其相关特征似乎……