2 papers
astro-ph.SR2026
Long-term Spectroscopic Survey of the Hyades Cluster: The Binary Population
Guillermo Torres, Robert P. Stefanik, David W. Latham
We report the results of a radial velocity monitoring program in the Hyades region, carried out at the Center for Astrophysics over a period of more than 45 yr. Nearly 12,000 spect…
astro-ph.SR2025
The Discovery of Two Quadruple Star Systems with the Second and Third Shortest Outer Periods
Brian P. Powell, Guillermo Torres, Veselin B. Kostov +12
We present the discovery of two quadruple star systems -- TIC 285853156 and TIC 392229331 -- each consisting of two bound eclipsing binary stars. Among the most compact quadruples…