Browsing by Subject "Gamma-rays: stars"

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Optical spectroscopy of PSR B1259-63/LS 2883 during the 2014 periastron passage with the Southern African Large Telescope

Van Soelen, B.; Sushch, I.; Väisänen, P.; Odendaal, A.; Klindt, L.; Meintjes, P.J. (Oxford Univ Press, 2016)

The gamma-ray binary system PSR B1259-63/LS 2883 went through periastron in May 2014. We report on the optical spectroscopic monitoring of the system from 33 d before to 78 d after periastron, undertaken with the Southern ...