Discovery of a Damped Ly$\hat{I}\pm$ Absorber in the Circumnuclear Zone of the FeLoBAL Quasar SDSS J083942.11+380526.3

Shengmiao Wu, Xiheng Shi, Nibedita Kalita +8

SDSS J083942.11+380526.3 ($z=2.315$) is a FeLoBAL quasar that exhibits visible Balmer absorption lines (H$\hat{I}\pm$), implying a significant $n=2$ population. The quasar also shows an ar…