2 papers
astro-ph.SR2025
The Low Mass Ratio Overcontact Binary GV Leonis and Its Circumbinary Companion
Jae Woo Lee, Jang-Ho Park, Mi-Hwa Song +2
Photometric and spectroscopic observations of GV Leo were performed from 2017 to 2024. The light curves show a flat bottom at the primary eclipse and the conventional O'Connell eff…
astro-ph.SR2022
A Photometric and Spectroscopic Study of the Short-Period Algol EW Boötis with a Sct Pulsator
Hye-Young Kim, Kyeongsoo Hong, Chun-Hwey Kim +4
In this paper, we present TESS photometry and high-resolution spectra of the short-period Algol EW Boo. We obtained double-lined radial velocities (RVs) from the time-series spectr…