Emission Line Variability during a Nonthermal Outburst in the Gamma-Ray Bright Quasar 1156+295

Melissa K. Hallum, Svetlana G. Jorstad, Valeri M. Larionov +18

We present multi-epoch optical spectra of the $\gamma$-ray bright blazar 1156+295 (4C +29.45, Ton 599) obtained with the 4.3~m Lowell Discovery Telescope. During a multi-wavelength outb…