KIC 8840638: A new eclipsing binary consisting of $\delta$ Scuti-type oscillations with an extremely cold companion star

Tao-Zhi Yang, Zhao-Yu Zuo, Jun-Hui Liu +1

In this paper, we analyze the light variation of KIC 8840638 using high-precision time-series data from $Kepler$ mission. The analysis reveals this target is a new Algol-type eclip…