Quasi-periodic variation during a fast X-ray outburst of a high-mass X-ray binary MAXI J0709-159 / LY CMa observed by NICER

Mutsumi Sugizaki, Tatehiro Mihara, Kohei Kobayashi +6

We report on a quasi-periodic variation at $\sim 1$ Hz during a fast X-ray outburst of a high-mass X-ray binary MAXI J0709$-$159 / LY CMa observed by the Neutron-star interior compo…