WIYN Open Cluster Study. XCVII. An Extended Radial-Velocity Survey and Spectroscopic Binary Orbits in the Open Cluster NGC 188

Ritvik Sai Narayan, Evan Linck, Robert D. Mathieu +1

We present 35 new spectroscopic-binary orbits from our extended radial-velocity (RV) survey of the old ($6.4\pm 0.2$ Gyr) open cluster NGC 188. Using data from the WIYN Open Clust…