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astro-ph2004★ 38 cited
CLASS B2108+213: A new wide separation gravitational lens system
J. P. McKean, I. W. A. Browne, N. J. Jackson +15
We present observations of CLASS B2108+213, the widest separation gravitational lens system discovered by the Cosmic Lens All-Sky Survey. Radio imaging using the VLA at 8.46 GHz an…
astro-ph2004
Active Galaxies at Milliarcsecond Resolution in the NOAO Deep Wide-Field Survey
J. M. Wrobel, T. A. Rector, G. B. Taylor +2
We are using the NRAO VLBA at 5.0 GHz to image about 200 FIRST sources stronger than 10 mJy at 1.4 GHz in the NDWFS.
astro-ph2004★ 18 cited
Keck spectroscopy of CLASS gravitational lenses
J. P McKean, L. V. E. Koopmans, I. W. A. Browne +4
We present the optical spectra of four newly discovered gravitational lenses from the Cosmic Lens All-Sky Survey (CLASS). These observations were carried out using the Low Resoluti…