241 citations · 241 across the 1 of their papers we have counts for
3 papers
astro-ph2007★ 241 cited
HE 0557-4840 - Ultra-Metal-Poor and Carbon-Rich
John E. Norris, N. Christlieb, A. J. Korn +5
We report the discovery and high-resolution, high S/N, spectroscopic analysis of the ultra-metal-poor red giant HE 0557-4840, which is the third most heavy-element deficient star c…
astro-ph2004
On the oxygen abundance of HE0107-5240
M. S. Bessell, N. Christlieb, B. Gustafsson
We have determined the oxygen abundance of HE0107-5240 from UV-OH lines detected in VLT/UVES spectra. Using a plane-parallel LTE model atmosphere, we derive [O/Fe] = +2.4, and a si…
astro-ph2003
The DA+dMe eclipsing binary EC13471-1258: its cup runneth over...just
D. O'Donoghue, C. Koen, D. Kilkenny +5
EC13471-1258 is a detached eclipsing binary with Porb = 3h37m, comprising a DA white dwarf and a dMe dwarf. Total eclipses of the white dwarf lasting 14 min, and a large amplitude…