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| 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
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.
| 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
|
| 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 |
| 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. |