CH
Christian R. Hayes
astro-ph.GAastro-ph.SRastro-ph.IMastro-ph.COastro-ph.EPastro-ph.HE
On Valency
published · living versionsW_tct389yc·v1 · currentpublished
The Sixteenth Data Release of the Sloan Digital Sky Surveys: First Release from the APOGEE-2 Southern Survey and Full Release of eBOSS Spectra
with Romina Ahumada, Carlos Allende Prieto, Andres Almeida, Friedrich Anders +309
1 version
W_sfddvudq·v1published
W_hm73emg6·v1published
Preprints & journals
53 papers in the corpus · 2014–2026Scylla at APOGEE: The Impact of Starbursts on the Chemical Evolution of the Magellanic Clouds2603.25909v1 · Ivanna Escala, Kristen B.W. McQuinn, Sten Hasselquist et al.2026 · 0 citationsarXiv
The primordial nature of the C-19 stellar stream2603.02445v1 · Kim A. Venn, Zhen Yuan, Nicolas F. Martin et al.2026 · 0 citationsarXiv
The Apache Point Observatory extra-Galactic Evolution Experiment (APOeGEE): Chemical Abundance Trends for Seven Dwarf Spheroidal Galaxies in the APOGEE Survey2511.04365v1 · Matthew Shetrone, Rachael L. Beaton, Christian R. Hayes et al.2025 · 2 citationsarXiv
A Galactic Self-Portrait: Density Structure and Integrated Properties of the Milky Way Disk2507.17629v2 · Julie Imig, Jon A. Holtzman, Gail Zasowski et al.2025 · 7 citationsApJ 990 203 (2025)
GHOST commissioning science results -- IV: Chemodynamical analyses of Milky Way satellites Sagittarius II and Aquarius II2503.05927v3 · Daria Zaremba, Kim Venn, Christian R. Hayes et al.2025 · 7 citationsarXiv
Deep in the Fields of the Andromeda Halo: Discovery of the Pegasus VII dwarf galaxy in UNIONS2502.09792v1 · Simon E. T. Smith, Alan W. McConnachie, Stephen Gwyn et al.2025 · 5 citationsarXiv
Gemini High-resolution Optical SpecTrograph (GHOST) at Gemini-South: Instrument performance and integration, first science, and next steps2409.05855v2 · V. M. Kalari, R. J. Diaz, G. Robertson et al.2024 · 20 citationsarXiv
2-process Model and Residual Abundance Analysis of the Milky Way Massive Satellites2408.10393v1 · Sten Hasselquist, Christian R. Hayes, Emily J. Griffith et al.2024 · 0 citationsarXiv
High-Resolution Dayside Spectroscopy of WASP-189b: Detection of Iron during the GHOST/Gemini South System Verification Run2407.11281v1 · Emily K. Deibert, Adam B. Langeveld, Mitchell E. Young et al.2024 · 8 citationsarXiv
GHOST Commissioning Science Results III: Characterizing an iron-poor damped Lyman system2404.10058v3 · Trystyn A. M. Berg, Christian R. Hayes, Stefano Cristiani et al.2024 · 2 citationsarXiv
Chemical Cartography with APOGEE: Two-process Parameters and Residual Abundances for 288,789 Stars from Data Release 172403.08067v2 · Tawny Sit, David H. Weinberg, Adam Wheeler et al.2024 · 12 citationsarXiv
A perspective on the Milky Way Bulge-Bar as seen from the neutron-capture elements Cerium and Neodymium with APOGEE2402.14898v2 · J. V. Sales-Silva, K. Cunha, V. V. Smith et al.2024 · 9 citationsarXiv
The Science Performance of the Gemini High Resolution Optical Spectrograph2401.07452v1 · Alan W. McConnachie, Christian R. Hayes, J. Gordon Robertson et al.2024 · 22 citationsarXiv
The discovery of the faintest known Milky Way satellite using UNIONS2311.10147v1 · Simon E. T. Smith, William Cerny, Christian R. Hayes et al.2023 · 47 citationsarXiv
SPLUS J142445.34-254247.1: An R-Process Enhanced, Actinide-Boost, Extremely Metal-Poor star observed with GHOST2310.17024v1 · Vinicius M. Placco, Felipe Almeida-Fernandes, Erika M. Holmbeck et al.2023 · 37 citationsarXiv
Probing the early Milky Way with GHOST spectra of an extremely metal-poor star in the Galactic disk2310.03075v2 · Anya Dovgal, Kim A. Venn, Federico Sestito et al.2023 · 17 citationsMNRAS 527 (2024) 7810-7824
Chemical abundances of the young inner-disk open cluster NGC 6705 observed by APOGEE: sodium-rich and not -enhanced2309.10778v1 · V. Loaiza-Tacuri, K. Cunha, D. Souto et al.2023 · 8 citationsarXiv
GHOST Commissioning Science Results II: a very metal-poor star witnessing the early Galactic assembly2308.07366v2 · Federico Sestito, Christian R. Hayes, Kim A. Venn et al.2023 · 15 citationsarXiv
Small-scale stellar haloes: detecting low surface brightness features in the outskirts of Milky Way dwarf satellites2308.07394v2 · Jaclyn Jensen, Christian R. Hayes, Federico Sestito et al.2023 · 28 citationsarXiv
A Tale of Two Disks: Mapping the Milky Way with the Final Data Release of APOGEE2307.13887v1 · Julie Imig, Cathryn Price, Jon A. Holtzman et al.2023 · 79 citationsApJ 954 124 (2023)
An Investigation of Non-Canonical Mixing in Red Giant Stars Using APOGEE 12C/13C Ratios Observed in Open Cluster Stars2307.11191v1 · Caroline McCormick, Steven R. Majewski, Verne V. Smith et al.2023 · 15 citationsarXiv
GHOST Commissioning Science Results: Identifying a new chemically peculiar star in Reticulum II2306.04804v1 · Christian R. Hayes, Kim A. Venn, Fletcher Waller et al.2023 · 27 citationsarXiv
Stars on the edge: Galactic tides and the outskirts of the Sculptor dwarf spheroidal2304.13048v2 · Federico Sestito, Joel Roediger, Julio F. Navarro et al.2023 · 17 citationsarXiv
Unveiling the chemical fingerprint of phosphorus-rich stars I. In the infrared region of APOGEE-22303.12590v2 · Maren Brauner, Thomas Masseron, D. A. Garc'ia-Hern'andez et al.2023 · 11 citationsA&A 673, A123 (2023)
The extended "stellar halo" of the Ursa Minor dwarf galaxy2301.13214v2 · Federico Sestito, Daria Zaremba, Kim A. Venn et al.2023 · 33 citationsarXiv
The Eighteenth Data Release of the Sloan Digital Sky Surveys: Targeting and First Spectra from SDSS-V2301.07688v2 · Andr'es Almeida, Scott F. Anderson, Maria Argudo-Fern'andez et al.2023 · 289 citationsarXiv
A Comparative Analysis of the Chemical Compositions of Gaia-Enceladus/Sausage and Milky Way Satellites using APOGEE2301.01302v1 · Laura Fernandes, Andrew C. Mason, Danny Horta et al.2023 · 41 citationsarXiv
Discovery of a new Local Group Dwarf Galaxy Candidate in UNIONS: Boötes V2209.08242v2 · Simon E.T. Smith, Jaclyn Jensen, Joel Roediger et al.2022 · 27 citationsarXiv
The Cosmic Hunt for Members in the Outskirts of Ultra Faint Dwarf Galaxies: Ursa Major I, Coma Berenices, and Boötes I2208.07948v2 · Fletcher Waller, Kim Venn, Federico Sestito et al.2022 · 38 citationsarXiv
BACCHUS Analysis of Weak Lines in APOGEE Spectra (BAWLAS)2208.00071v1 · Christian R. Hayes, Thomas Masseron, Jennifer Sobeck et al.2022 · 55 citationsarXiv
Multiplicity Statistics of Stars in the Sagittarius Dwarf Spheroidal Galaxy: Comparison to the Milky Way2204.09750v1 · Victoria Bonidie, Travis Court, Christine Mazzola Daher et al.2022 · 3 citationsarXiv
The Gaia-ESO Survey: Target selection of open cluster stars2112.11974v1 · A. Bragaglia, E. Alfaro, E. Flaccomio et al.2021 · 43 citationsA&A 659, A200 (2022)
The Seventeenth Data Release of the Sloan Digital Sky Surveys: Complete Release of MaNGA, MaStar and APOGEE-2 Data2112.02026v2 · Abdurro'uf, Katherine Accetta, Conny Aerts et al.2021 · 1,291 citationsarXiv
Exploring the s-process history in the Galactic disk: Cerium abundances and gradients in Open Clusters from the OCCAM/APOGEE sample2112.02196v2 · J. V. Sales-Silva, S. Daflon, K. Cunha et al.2021 · 35 citationsarXiv
The Influence of 10 Unique Chemical Elements in Shaping the Distribution of Kepler Planets2111.01753v1 · Robert F. Wilson (1, Caleb I. Canas (3, Steven R. Majewski et al.2021 · 19 citationsarXiv
APOGEE Chemical Abundance Patterns of the Massive Milky Way Satellites2109.05130v2 · Sten Hasselquist, Christian R. Hayes, Jianhui Lian et al.2021 · 153 citationsarXiv
Final Targeting Strategy for the SDSS-IV APOGEE-2N Survey2108.11907v1 · Rachael L. Beaton, Ryan J. Oelkers, Christian R. Hayes et al.2021 · 100 citationsarXiv
Final Targeting Strategy for the SDSS-IV APOGEE-2S Survey2108.11908v1 · Felipe A. Santana, Rachael L. Beaton, Kevin R. Covey et al.2021 · 99 citationsarXiv
Chemical Cartography with APOGEE: Mapping Disk Populations with a Two-Process Model and Residual Abundances2108.08860v1 · David H. Weinberg, Jon A. Holtzman, Jennifer A. Johnson et al.2021 · 49 citationsarXiv
Homogeneous Analysis of Globular Clusters from the APOGEE Survey with the BACCHUS Code III. Cen2104.12075v1 · Szabolcs M'esz'aros, Thomas Masseron, Jos'e G. Fern'andez-Trincado et al.2021 · 33 citationsarXiv
Chemodynamically Characterizing the Jhelum Stellar Stream with APOGEE-22103.07488v1 · Allyson A. Sheffield, Aidan Z. Subrahimovic, Mohammad Refat et al.2021 · 5 citationsarXiv
Orbital Torus Imaging: Using Element Abundances to Map Orbits and Mass in the Milky Way2012.00015v2 · Adrian M. Price-Whelan, David W. Hogg, Kathryn V. Johnston et al.2020 · 30 citationsThe Astrophysical Journal, Volume 910, Issue 1, id.17, 16 pp., 2021
Exploring the Galactic Warp Through Asymmetries in the Kinematics of the Galactic Disk2010.10398v1 · Xinlun Cheng, Borja Anguiano, Steven R. Majewski et al.2020 · 51 citationsarXiv
The stellar velocity distribution function in the Milky Way galaxy2005.14534v1 · Borja Anguiano, Steven R. Majewski, Chris R. Hayes et al.2020 · 41 citationsarXiv
The Sixteenth Data Release of the Sloan Digital Sky Surveys: First Release from the APOGEE-2 Southern Survey and Full Release of eBOSS Spectra1912.02905v2 · Romina Ahumada, Carlos Allende Prieto, Andres Almeida et al.2019 · 1,414 citationsarXivon Valency
The Fifteenth Data Release of the Sloan Digital Sky Surveys: First Release of MaNGA Derived Quantities, Data Visualization Tools and Stellar Library1812.02759v2 · D. S. Aguado, Romina Ahumada, Andres Almeida et al.2018 · 396 citationsarXiv
Constraining the Solar Galactic Reflex Velocity Using Gaia Observations of the Sagittarius Stream1809.07654v1 · Christian R. Hayes, David R. Law, Steven R. Majewski2018 · 24 citationsarXiv
The origin of accreted stellar halo populations in the Milky Way using APOGEE, , and the EAGLE simulations1808.00968v2 · J. Ted Mackereth, Ricardo P. Schiavon, Joel Pfeffer et al.2018 · 284 citationsarXiv
The Fourteenth Data Release of the Sloan Digital Sky Survey: First Spectroscopic Data from the extended Baryon Oscillation Spectroscopic Survey and from the second phase of the Apache Point Observatory Galactic Evolution Experiment1707.09322v3 · Bela Abolfathi, D. S. Aguado, Gabriela Aguilar et al.2017 · 683 citationsarXivon Valency
Atypical Mg-poor Milky Way field stars with globular cluster second-generation like chemical patterns1707.03108v1 · J. G. Fern'andez-Trincado, O. Zamora, D. A. Garcia-Hernandez et al.2017 · 81 citationsarXiv
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