SDSS J0909+4449: A large-separation strongly lensed quasar at z ∼ 2.8 with three images
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DOI: 10.1093/mnrasl/sly174
Abstract: We report the discovery of SDSS J0909$+$4449, an exceptional system consisting of a quasar at $z=2.788$ strongly lensed by a group of galaxies at $z \sim 0.9$ into three images separated by up to 14\arcsec\,… read more here.
Keywords: j0909 4449; three images; survey; sdss j0909 ... See more keywords