The Redshift of the Lensed Object in the Einstein Ring B0218+357
Astrophysics
2009-11-07 v1
Abstract
We present a secure redshift of z=0.944\pm0.002 for the lensed object in the Einstein ring gravitational lens B0218+357 based on five broad emission lines, in good agreement with our preliminary value announced several years ago based solely on the detection of a single emission line.
Cite
@article{arxiv.astro-ph/0209457,
title = {The Redshift of the Lensed Object in the Einstein Ring B0218+357},
author = {Judith G. Cohen and Charles R. Lawrence and Roger D. Blandford},
journal= {arXiv preprint arXiv:astro-ph/0209457},
year = {2009}
}
Comments
Accepted for publication in the ApJ