193 citations · 255 across the 3 of their papers we have counts for
3 papers
A Planetary Companion around a Metal-Poor Star with Extragalactic Origin
J. Setiawan, R. Klement, T. Henning +4
We report the detection of a planetary companion around HIP 13044, a metal-poor star on the red Horizontal Branch. The detection is based on radial velocity observations with FEROS…
Dos and don'ts of reduced chi-squared
Rene Andrae, Tim Schulze-Hartung, Peter Melchior
Reduced chi-squared is a very popular method for model assessment, model comparison, convergence diagnostic, and error estimation in astronomy. In this manuscript, we discuss the p…
A Giant Planet Around a Metal-poor Star of Extragalactic Origin
Johny Setiawan, Rainer J. Klement, Thomas Henning +6
Stars in their late stage of evolution, such as Horizontal Branch stars, are still largely unexplored for planets. We report the detection of a planetary companion around HIP 13044…