89 citations · 233 across the 3 of their papers we have counts for
3 papers
astro-ph1999★ 89 cited
HST Observations of Galactic Globular Cluster Cores. II. NGC 6273 and the Problem of Horizontal-Branch Gaps
G. Piotto, M. Zoccali, I. R. King +3
We present observations of the center of the Galactic globular cluster NGC 6273, obtained with the HST/WFPC2 camera as part of the snapshot program GO-7470. A B, V color-magnitude…
astro-ph1999★ 84 cited
The redshift of the gravitationally lensed radio source PKS1830-211
C. Lidman, F. Courbin, G. Meylan +3
We report on the spectroscopic identification and the long awaited redshift measurement of the heavily obscured, gravitationally lensed radio source PKS 1830-211, which was first o…
astro-ph1998★ 60 cited
HI 21cm absoprtion in two low redshift damped Ly-alpha systems
W. Lane, A. Smette, F. Briggs +3
We report the discovery of two low redshift HI 21cm absorbers, one at z = 0.2212 towards the z_{em} = 0.630 quasar OI 363 (B0738+313), and the other at z = 0.3127 towards PKS B1127…