could SDSS J085236.31+550726.4 listed as a star actually be a QSO?
. yes. Added to my "STAR but likely a QSO but don't know it" Collection ... 😃
by HAndernach scientist, translator
yes, SDSS J085236.31+550726.4, very asymmetric, almost 1-sided; and yes, QSO: z_ph=0.513 in 2015MNRAS.452.3124DiPompeo