Andrew McWilliam

Physics and Astronomy · Physical Sciences

53h-index11.5kcitations243works3.42yr avg
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Research Topics

Stellar, planetary, and galactic studies(138), Astronomy and Astrophysical Research(95), Astrophysics and Star Formation Studies(50), Astro and Planetary Science(39), Gamma-ray bursts and supernovae(32)

Publications243 total

First Results from WINERED: Detection of Emission Lines from Neutral Iron and a Combined Set of Trace Species on the Dayside of WASP-189 b
The Astronomical Journal·2025· 1 citedOpen Access
Searching for GEMS: The Occurrence of Giant Planets orbiting M-dwarfs within 100 pc
arXiv (Cornell University)·2025Open Access
Detailed Abundances of the Planet-hosting TOI-1173 A/B System: Possible Evidence of Planet Engulfment in a Very Wide Binary
The Astrophysical Journal·2024· 2 citedOpen Access
Detailed abundances of the planet-hosting TOI-1173 A/B system: Possible evidence of planet engulfment in a very wide binary
arXiv (Cornell University)·2024Open Access
WINERED fully commissioned at the Magellan Clay telescope
2024· 1 cited
TOI-1173 A $b$: The First Inflated Super-Neptune in a Wide Binary System
arXiv (Cornell University)·2024Open Access
A High-resolution Non-detection of Escaping Helium in the Ultrahot Neptune LTT 9779b: Evidence for Weakened Evaporation
The Astrophysical Journal Letters·2024· 14 citedOpen Access
A High-Resolution Non-Detection of Escaping Helium In The Ultra-Hot Neptune LTT 9779b: Evidence for Weakened Evaporation
arXiv (Cornell University)·2024Open Access
Insight into the Formation of β Pic b through the Composition of Its Parent Protoplanetary Disk as Revealed by the β Pic Moving Group Member HD 181327
The Astronomical Journal·2024· 13 citedOpen Access
Insight into the Formation of $β$ Pic b through the Composition of Its Parent Protoplanetary Disk as Revealed by the $β$ Pic Moving Group Member HD 181327
arXiv (Cornell University)·2023Open Access
Metallicities of Classical Cepheids in the Inner Galactic Disk
The Astrophysical Journal·2023· 11 citedOpen Access
Metallicities of Classical Cepheids in the Inner Galactic Disk
arXiv (Cornell University)·2023Open Access
The Galactic Thick Disk Stellar Abundances
UNC Libraries·2021Open Access
PFITS: Spectra data reduction
Astrophysics Source Code Library·2021
The massive M31 cluster G1: detailed chemical abundances from integrated light spectroscopy★
Monthly Notices of the Royal Astronomical Society·2021· 11 citedOpen Access
A "blue ring nebula" surrounding a thousands of years old stellar merger
arXiv (Cornell University)·2020· 2 citedOpen Access
A blue ring nebula from a stellar merger several thousand years ago
Nature·2020· 17 citedOpen Access
A high-precision abundance analysis of the nuclear benchmark star HD 20
Springer Link (Chiba Institute of Technology)·2020· 18 cited
Erratum: The Cluster Ages Experiment (CASE) -- VIII. Age and distance of the Globular Cluster 47 Tuc from the analysis of two detached eclipsing binaries
Monthly Notices of the Royal Astronomical Society·2020· 1 citedOpen Access
VizieR Online Data Catalog: Chemical abundance analysis of HD 20 (Hanke+, 2020)
VizieR Online Data Catalog·2020
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Frequent Co-authors

J. Meléndez(7), George W. Preston(6), Patrick G. Holt(6), Judith G. Cohen(6), N. Christlieb(6), Stephen A. Shectman(6), C. Sneden(5), Delia J. Nelson(5), M. Zoccali(5), E. Valenti(5), D. Minniti(5), R. Michael Rich(4), I. Thompson(4), D. Reimers(4), L. Wisotzki(4), O. A. González(4), Á. Rojas-Arriagada(4), M. Rejkuba(4), C. Babusiaux(4), V. Hill(4)