7.1k citations
- Institute of Astrophysics and Space SciencesPT1.2k papers
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- Centro de Astrofísica da Universidade do PortoPT1k papers
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Showing 2011 · astro-ph.GAShow all
3 papers · 2 filters
astro-ph.GA2011★ 189 cited
A new alpha-enhanced super-solar metallicity population
V. Zh. Adibekyan, N. C. Santos, S. G. Sousa +1
We performed a uniform and detailed analysis of 1112 high-resolution spectra of FGK dwarfs obtained with the HARPS spectrograph at the ESO 3.6 m telescope (La Silla, Chile). Most s…
astro-ph.GA2011★ 33 cited
Photo-centric variability of quasars caused by variations in their inner structure: Consequences on Gaia measurements
Luka C. Popovic, Predrag Jovanovic, Marko Stalevski +4
We study the photocenter position variability due to variations in the quasar inner structure. We consider variability in the accretion disk emissivity and torus structure variabil…
astro-ph.GA2011★ 121 cited
New Galactic Star Clusters Discovered in the VVV Survey
Jura Borissova, Charles Bonatto, Radostin Kurtev +27
VISTA Variables in the V\'ıa Láctea (VVV) is one of the six ESO Public Surveys operating on the new 4-meter Visible and Infrared Survey Telescope for Astronomy (VISTA). VVV is scan…