212 citations · 1.1k across the 24 of their papers we have counts for
Showing 1999Show all
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astro-ph1999★ 90 cited
Unveiling the Active Nucleus of Centaurus A
Alessandro Marconi, Ethan Schreier, Anton Koekemoer +4
We report new HST WFPC2 and NICMOS observations of the center of the nearest radio galaxy Centaurus A (NGC 5128) and discuss their implications for our understanding of the active…
astro-ph1999★ 212 cited
HST and Palomar Imaging of GRB 990123: Implications for the Nature of Gamma-Ray Bursts and their Hosts
Andrew S. Fruchter, S. E. Thorsett, Mark R. Metzger +13
We report on HST and Palomar optical images of the field of GRB 990123, obtained on 8 and 9 February 1999. We find that the optical transient (OT) associated with GRB 990123 is loc…