Search for spectroscopic binaries using rotational velocities in five open clusters observed by ESO

Mikhail Kovalev, Mariyam Ahmed, Randa Asa'd

In this paper we detect double-lined spectroscopic binaries (SB2) in five open clusters: NGC 2243, NGC 2420, NGC 3532, NGC 6253 and NGC 6705 (M 11) using a method based on high val…