no code implementations • 22 Dec 2020 • Tomaž Zwitter, Janez Kos, Sven Buder, Klemen Čotar, Martin Asplund, Joss Bland-Hawthorn, Andrew R. Casey, Gayandhi M. De Silva, Valentina D'Orazi, Kenneth C. Freeman, Michael R. Hayden, Geraint F. Lewis, Jane Lin, Karin Lind, Sarah L. Martell, Katharine J. Schlesinger, Sanjib Sharma, Jeffrey D. Simpson, Dennis Stello, Daniel B. Zucker, Kevin L. Beeson, Richard de Grijs, Thomas Nordlander, Yuan-Sen Ting, Gregor Traven, Fred Watson, Rob Wittenmyer
GALAH+ is a magnitude-limited survey of high resolution stellar spectra obtained by the HERMES spectrograph at the Australian Astronomical Observatory.
Solar and Stellar Astrophysics Astrophysics of Galaxies Instrumentation and Methods for Astrophysics
no code implementations • 8 Sep 2020 • Madeline Lucey, Keith Hawkins, Melissa Ness, Victor P. Debattista, Alice Luna, Martin Asplund, Thomas Bensby, Luca Casagrande, Sofia Feltzing, Kenneth C. Freeman, Chiaki Kobayashi, Anna F. Marino
Currently, it is unclear if the metal-poor stars in the bulge ([Fe/H] < -1 dex) are merely halo interlopers, a unique accreted population, part of the boxy/peanut-shaped (B/P) bulge or a classical bulge population.
Astrophysics of Galaxies