Chemical tagging with APOGEE: discovery of a large population of N-rich stars in the inner Galaxy

Ricardo Schiavon , Olga Zamora , Ricardo Carrera , Sara Lucatello , A. C. Robin (1) , Melissa Ness , Sarah L. Martell , Verne V. Smith , D. A. García-Hernández (2) , Arturo Manchado , Ralph Schönrich , Nate Bastian , Cristina Chiappini , Matthew Shetrone , J. Ted Mackereth , Rob A. Williams , Szabolcs Mészáros , Carlos Allende Prieto , Friedrich Anders , Dmitry Bizyaev , Timothy C. Beers , S. Drew Chojnowski , Katia Cunha , Courtney Epstein , Peter M. Frinchaboy , Ana E. García Pérez , Fred R. Hearty , Jon A. Holtzman , Jennifer L. Johnson (3) , Karen Kinemuchi , Steven R. Majewski , Demitri Muna , David L. Nidever , Duy Cuong Nguyen , Robert W. O'Connell , Daniel Oravetz , Kaike Pan , Marc Pinsonneault (4) , Donald P. Schneider , Matthias Schultheis , Audrey Simmons , Michael F. Skrutskie , Jennifer Sobeck , John C. Wilson , Gail Zasowski

1 UTINAM - Univers, Transport, Interfaces, Nanostructures, Atmosphère et environnement, Molécules (UMR 6213)
2 ESA - Espagne - ISO Data Centre
3 J. A. Baker Institute
4 Ohio State University - Department of Astronomy

Domaines: Astrophysique [astro-ph]

Ricardo Schiavon, Olga Zamora, Ricardo Carrera, Sara Lucatello, A. C. Robin, et al.. Chemical tagging with APOGEE: discovery of a large population of N-rich stars in the inner Galaxy. Monthly Notices of the Royal Astronomical Society, 2017, 465 (1), pp.501 - 524. ⟨10.1093/mnras/stw2162⟩. ⟨hal-01595870⟩