activity
20142026
most citedThe Correlation Between Mixing Length and Metallicity on the Giant Branch: Implications for Ages in the Gaia Era

129 citations · 232 across the 7 of their papers we have counts for

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Showing astro-ph.GAShow all

7 papers · 1 filter

astro-ph.GA2026

Cluster Ages to Reconstruct the Milky Way Assembly (CARMA). VI. The age-metallicity relation of in-situ clusters and the age of the Universe

Chiara Zerbinati, Davide Massari, Fernando Aguado-Agelet +11

Within the homogeneous framework for the derivation of GC ages defined by the CARMA collaboration, we focus on the clusters born in-situ in the MW. As they are the oldest among the…

astro-ph.GA2026

Evidence of a massive accretion event 1.8 billion years before the Gaia-Sausage-Enceladus merger

Davide Massari, Chiara Zerbinati, Cristiano Fanelli +15

The merger history of the Galaxy has been traced back firmly to redshift 2 (10 Billion years ago). While evidence for the existence of at least one more significant merger before t…

astro-ph.GA2025

Is Liller 1 a building block of the Galactic bulge? -- Evidence with APOGEE

Anna Liptrott, Ricardo P. Schiavon, Andrew C. Mason +10

Liller 1 is a stellar system orbiting within the inner 0.8kpc of the Galactic centre, characterised by a wide spread in age and metallicity, indicating a high mass. Liller 1 has be…

astro-ph.GA2024★ 15 cited

Testable predictions of outside-in age gradients in dwarf galaxies of all types

Claire L. Riggs, Alyson M. Brooks, Ferah Munshi +4

We use a sample of 73 simulated satellite and central dwarf galaxies spanning a stellar mass range of to investigate the origin of their stellar age gra…

astro-ph.GA2023

The APOGEE Value Added Catalogue of Galactic globular cluster stars

Ricardo P. Schiavon, Siân G. Phillips, Natalie Myers +17

We introduce the SDSS/APOGEE Value Added Catalogue of Galactic Globular Cluster (GC) Stars. The catalogue is the result of a critical search of the APOGEE data release 17 (DR17) ca…

astro-ph.GA2019★ 49 cited

The bimodal [Mg/Fe] versus [Fe/H] bulge sequence as revealed by APOGEE DR14

A. Rojas-Arriagada, M. Zoccali, M. Schultheis +5

The Galactic bulge has a bimodal metallicity distribution function: different kinematic, spatial, and, potentially, age distributions characterize the metal-poor and metal-rich com…

astro-ph.GA2014★ 15 cited

Life and death of a hero - Lessons learned from modeling the dwarf spheroidal Hercules: an incorrect orbit?

M. Blana, M. Fellhauer, R. Smith +3

Hercules is a dwarf spheroidal satellite of the Milky Way, found at a distance of about 138 kpc, and showing evidence of tidal disruption. It is very elongated and exhibits a veloc…