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Atmospheric parameters and chemical abundances within 100 pc: a sample of G, K, and M main-sequence stars
Indexado
WoS WOS:001287721000009
Scopus SCOPUS_ID:85201053293
DOI 10.1093/MNRAS/STAE1809
Año 2024
Tipo artículo de investigación

Citas Totales

Autores Afiliación Chile

Instituciones Chile

% Participación
Internacional

Autores
Afiliación Extranjera

Instituciones
Extranjeras


Abstract



To date, we have access to enormous inventories of stellar spectra that allow the extraction of atmospheric parameters and chemical abundances essential in stellar studies. However, characterizing such a large amount of data is complex and requires a good understanding of the studied object to ensure reliable and homogeneous results. In this study, we present a methodology to measure homogenously the basic atmospheric parameters and detailed chemical abundances of over 1600 thin disc main-sequence stars in the 100 pc solar neighbourhood, using APOGEE-2 infrared spectra. We employed the code tonalli to determine the atmospheric parameters using a prior on log g. The log g prior in tonalli implies an understanding of the treated population and helps to find physically coherent answers. Our atmospheric parameters agree within the typical uncertainties (100 K in T-eff, 0.15 dex in log g and [M/H]) with previous estimations of ASPCAP and Gaia DR3. We use our temperatures to determine a new infrared colour-temperature sequence, in good agreement with previous works, that can be used for any main-sequence star. Additionally, we used the bacchus code to determine the abundances of Mg, Al, Si, Ca, and Fe in our sample. The five elements (Mg, Al, Si, Ca, Fe) studied have an abundance distribution centred around slightly subsolar values in agreement with previous results for the solar neighbourhood. The over 1600 main-sequence stars' atmospheric parameters and chemical abundances presented here are useful in follow-up studies of the solar neighbourhood or as a training set for data-driven methods.

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Disciplinas de Investigación



WOS
Astronomy & Astrophysics
Scopus
Sin Disciplinas
SciELO
Sin Disciplinas

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Publicaciones WoS (Ediciones: ISSHP, ISTP, AHCI, SSCI, SCI), Scopus, SciELO Chile.

Colaboración Institucional



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Autores - Afiliación



Ord. Autor Género Institución - País
1 Lopez-Valdivia, Ricardo Hombre Univ Nacl Autonoma Mexico - México
Universidad Nacional Autónoma de México - México
2 Adame, L. Mujer Univ Nacl Autonoma Mexico - México
Universidad Nacional Autónoma de México - México
3 Lagunas, Eduardo Zagala - Univ Autonoma Baja Calif - México
Universidad Autónoma de Baja California - México
4 Román-Zñiga, Carlos Hombre Univ Nacl Autonoma Mexico - México
Universidad Nacional Autónoma de México - México
5 Hernandez, Jesus Hombre Univ Nacl Autonoma Mexico - México
Universidad Nacional Autónoma de México - México
6 Sanchez, Edilberto - Univ Nacl Autonoma Mexico - México
Universidad Nacional Autónoma de México - México
7 FERNANDEZ-TRINCADO, JOSE GREGORIO Hombre Universidad Católica del Norte - Chile
8 Carigi, L. Mujer Univ Nacl Autonoma Mexico - México
Universidad Nacional Autónoma de México - México
9 Kounkel, Marina Mujer Univ North Florida - Estados Unidos
University of North Florida - Estados Unidos
10 LANE, RICHARD READE Hombre Universidad Bernardo O'Higgins - Chile
11 Stassun, Keivan - Vanderbilt Univ - Estados Unidos
Vanderbilt University - Estados Unidos
12 Villanova, Sandro Hombre Universidad de Concepción - Chile

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Financiamiento



Fuente
FONDECYT
Fondo Nacional de Desarrollo Científico y Tecnológico
Universidad Nacional Autónoma de México
Ohio State University
Vanderbilt University
University of Tokyo
Yale University
Alfred P. Sloan Foundation
U.S. Department of Energy Office of Science
University of Arizona
Brazilian Participation Group
Carnegie Mellon University
French Participation Group
Instituto de Astrofisica de Canarias
Johns Hopkins University
Lawrence Berkeley National Laboratory
New Mexico State University
New York University
Pennsylvania State University
University of Portsmouth
University of Utah
University of Virginia
University of Washington
University of Wisconsin-Madison
Office of Science
Max-Planck-Institut fur Extraterrestrische Physik
Carnegie Institution for Science
Chilean Participation Group
Harvard-Smithsonian Center for Astrophysics
Kavli Institute for the Physics and Mathematics of the Universe (IPMU)/University of Tokyo
Leibniz Institut fur Astrophysik Potsdam (AIP)
Max-Planck-Institut fur Astronomie (MPIA Heidelberg)
Max-Planck-Institut fur Astrophysik (MPA Garching)
National Astronomical Observatories of China
University of Notre Dame
Observatario Nacional/MCTI
Shanghai Astronomical Observatory
United Kingdom Participation Group
University of Colorado Boulder
University of Oxford
University of Wisconsin
Ministerio da Ciencia, Tecnologia e Inovacao
National Astronomical Observatories, Chinese Academy of Sciences
Proyecto FONDECYT
UNAM PAPIIT
Leibniz-Institut für Astrophysik Potsdam
New Mexico State University, New York University
Max-Planck-Institut fur Astronomie
MPIA Heidelberg
Joint Committee ESO-Government of Chile
Agencia Nacional de Investigación y Desarrollo
IPMU
Kavli Institute for the Physics and Mathematics of the Universe
ANID Basal Projects
DGAPA-PAPIIT, UNAM
Max-Planck-Institut fur Astrophysik
Observatario Nacional
Universidad Nacional Autónoma de México, University of Arizona
Max-Planck-Institut fuer Extraterrestrische Physik (MPE)
Consejo Nacional de Humanidades, Ciencias y Tecnologías
Missouri Press Association
Consejo Nacional de Humanidades, Ciencias y Tecnologias (CONAHCYT)
Projects CONAHCYT

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Agradecimientos



Agradecimiento
RL-V and LA acknowledge support from Consejo Nacional de Humanidades, Ciencias y Tecnologias (CONAHCyT) through a postdoctoral fellowship within the program 'Estancias Posdoctorales por Mexico'. JGF-T gratefully acknowledges the grant support provided by Proyecto Fondecyt Iniciacion No. 11220340, and from the Joint Committee ESO-Government of Chile 2021 (ORP 023/2021) and 2023 (ORP 062/2023). SV gratefully acknowledges the support provided by Fondecyt regular no. 1220264 and by the ANID BASAL projects FB210003. LC acknowledges support from the grant IG-100622 (DGAPA-PAPIIT, UNAM). The authors acknowledge support from projects CONAHCYT CB2018-A1-S-9754, CONAHCYT CF86372, and UNAM PAPIIT IG-101723. Funding for the SDSS-IV has been provided by the Alfred P. Sloan Foundation, the U.S. Department of Energy Office of Science, and the Participating Institutions. SDSS-IV acknowledges support and resources from the Center for High-Performance Computing at the University of Utah. The SDSS website is www.sdss.org. SDSS-IV is managed by the Astrophysical Research Consortium for the Participating Institutions of the SDSS Collaboration including the Brazilian Participation Group, the Carnegie Institution for Science, Carnegie Mellon University, the Chilean Participation Group, the French Participation Group, Harvard-Smithsonian Center for Astrophysics, Instituto de Astrofisica de Canarias, The Johns Hopkins University, Kavli Institute for the Physics and Mathematics of the Universe (IPMU)/University of Tokyo, Lawrence Berkeley National Laboratory, Leibniz Institut fur Astrophysik Potsdam (AIP), Max-Planck-Institut fur Astronomie (MPIA Heidelberg), Max-Planck-Institut fur Astrophysik (MPA Garching), Max-Planck-Institut fuer Extraterrestrische Physik (MPE), National Astronomical Observatories of China, New Mexico State University, New York University, University of Notre Dame, Observatario Nacional/MCTI, The Ohio State University, Pennsylvania State University, Shanghai Astronomical Observatory, United Kingdom Participation Group, Universidad Nacional Autonoma de Mexico, University of Arizona, University of Colorado Boulder, University of Oxford, University of Portsmouth, University of Utah, University of Virginia, University of Washington, University of Wisconsin, Vanderbilt University, and Yale University. This research has made use of the SIMBAD data base, operated at CDS, Strasbourg, France.
RL-V and LA acknowledge support from Consejo Nacional de Humanidades, Ciencias y Tecnolog\u00EDas (CONAHCyT) through a postdoctoral fellowship within the program \u2018Estancias Posdoctorales por M\u00E9xico\u2019. JGF-T gratefully acknowledges the grant support provided by Proyecto Fondecyt Iniciaci\u00F3n No. 11220340, and from the Joint Committee ESO-Government of Chile 2021 (ORP 023/2021) and 2023 (ORP 062/2023). SV gratefully acknowledges the support provided by Fondecyt regular no. 1220264 and by the ANID BASAL projects FB210003. LC acknowledges support from the grant IG-100622 (DGAPA-PAPIIT, UNAM). The authors acknowledge support from projects CONAHCYT CB2018-A1-S-9754, CONAHCYT CF86372, and UNAM PAPIIT IG-101723. Funding for the SDSS-IV has been provided by the Alfred P. Sloan Foundation, the U.S. Department of Energy Office of Science, and the Participating Institutions. SDSS-IV acknowledges support and resources from the Center for High-Performance Computing at the University of Utah. The SDSS website is www.sdss.org . SDSS-IV is managed by the Astrophysical Research Consortium for the Participating Institutions of the SDSS Collaboration including the Brazilian Participation Group, the Carnegie Institution for Science, Carnegie Mellon University, the Chilean Participation Group, the French Participation Group, Harvard-Smithsonian Center for Astrophysics, Instituto de Astrof\u00EDsica de Canarias, The Johns Hopkins University, Kavli Institute for the Physics and Mathematics of the Universe (IPMU)/University of Tokyo, Lawrence Berkeley National Laboratory, Leibniz Institut f\u00FCr Astrophysik Potsdam (AIP), Max-Planck-Institut f\u00FCr Astronomie (MPIA Heidelberg), Max-Planck-Institut f\u00FCr Astrophysik (MPA Garching), Max-Planck-Institut f\u00FCr Extraterrestrische Physik (MPE), National Astronomical Observatories of China, New Mexico State University, New York University, University of Notre Dame, Observat\u00E1rio Nacional/MCTI, The Ohio State University, Pennsylvania State University, Shanghai Astronomical Observatory, United Kingdom Participation Group, Universidad Nacional Aut\u00F3noma de M\u00E9xico, University of Arizona, University of Colorado Boulder, University of Oxford, University of Portsmouth, University of Utah, University of Virginia, University of Washington, University of Wisconsin, Vanderbilt University, and Yale University. This research has made use of the SIMBAD data base, operated at CDS, Strasbourg, France.

Muestra la fuente de financiamiento declarada en la publicación.