Polarimetry of the Ly-alpha envelope of the radio-quiet quasar SDSS J124020.91+145535.6

P. North, M. Hayes, M. Millon +5

The radio-quiet quasar SDSS J1240+1455 lies at a redshift of z=3.11, is surrounded by a Ly-alpha blob (LAB), and is absorbed by a proximate damped Ly-alpha system. In order to bett…