no code implementations • 1 Feb 2021 • José G. Fernández-Trincado, Dante Minniti, Stefano O. Souza, Timothy C. Beers, Doug Geisler, Christian Moni Bidin, Sandro Villanova, Steven R. Majewski, Beatriz Barbuy, Angeles Pérez-Villegas, Lady Henao, María Romero-Colmenares, Alexandre Roman-Lopes, Richard R. Lane
We present the first high-resolution abundance analysis of the globular cluster VVV~CL001, which resides in a region dominated by high interstellar reddening towards the Galactic Bulge.
Astrophysics of Galaxies
no code implementations • 12 Jan 2021 • Fiorenzo Vincenzo, David H. Weinberg, Andrea Miglio, Richard R. Lane, Alexandre Roman-Lopes
Using a sample of red giant stars from the Apache Point Observatory Galactic Evolution Experiment (APOGEE) Data Release 16, we infer the conditional distribution $p([\alpha/\text{Fe}]\,|\,[\text{Fe/H}])$ in the Milky Way disk for the $\alpha$-elements Mg, O, Si, S, and Ca.
Astrophysics of Galaxies Solar and Stellar Astrophysics
1 code implementation • 31 Dec 2020 • Aishwarya Ashok, Gail Zasowski, Anil Seth, Sten Hasselquist, Galen Bergsten, Olivia Cooper, Nicholas Boardman, Dmitry Bizyaev, Sofia Meneses Goytia, D. A. García-Hernández, Alexandre Roman-Lopes
This set of SSP templates is the highest resolution ($R\sim22500$) available in the near infrared, and the first such based on an empirical stellar library.
Astrophysics of Galaxies Instrumentation and Methods for Astrophysics Solar and Stellar Astrophysics