activity
20052026
most citedGaia Data Release 2: Photometric content and validation

756 citations · 2.8k across the 23 of their papers we have counts for

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Showing astro-ph.SRShow all

6 papers · 1 filter

astro-ph.SR2026

gr8stars II : judgement day for spectroscopic parameter model systematics

Alix Violet Freckelton, Annelies Mortier, Megan Bedell +18

Many areas of astrophysics, including exoplanetary studies, rely on precise and accurate stellar parameters. This demands that uncertainties on these parameters truly reflect all b…

astro-ph.SR2018★ 27 cited

Stellar activity analysis of Barnard's Star: Very slow rotation and evidence for long-term activity cycle

B. Toledo-Padrón, J. I. González Hernández, C. Rodríguez-López +58

The search for Earth-like planets around late-type stars using ultra-stable spectrographs requires a very precise characterization of the stellar activity and the magnetic cycle of…

astro-ph.SR2018★ 28 cited

3D non-LTE corrections for Li abundance and 6Li/7Li isotopic ratio in solar-type stars I. Application to HD 207129 and HD 95456

G. Harutyunyan, M. Steffen, A. Mott +4

Convective motions in solar-type stellar atmospheres induce Doppler shifts that affect the strengths and shapes of spectral absorption lines and create slightly asymmetric line pro…

astro-ph.SR2017★ 212 cited

Chemical abundances of 1111 FGK stars from the HARPS GTO planet search program II: Cu, Zn, Sr, Y, Zr, Ba, Ce, Nd and Eu

E. Delgado Mena, M. Tsantaki, V. Zh. Adibekyan +4

To understand the formation and evolution of the different stellar populations within our Galaxy it is essential to combine detailed kinematical and chemical information for large…

astro-ph.SR2015★ 49 cited

Gaia-ESO Survey: The analysis of pre-main sequence stellar spectra

A. C. Lanzafame, A. Frasca, F. Damiani +70

This paper describes the analysis of UVES and GIRAFFE spectra acquired by the Gaia-ESO Public Spectroscopic Survey in the fields of young clusters whose population includes pre-mai…

astro-ph.SR2010

Chemical Tagging Hyades Supercluster as a consistency test of Stellar Kinematic Groups

H. M. Tabernero, D. Montes, J. I. González Hernández

Stellar Kinematic Groups are kinematical coherent groups of stars which may share a common origin. These groups spread through the Galaxy over time due to tidal effects caused by g…