Journal: Astronomy and Astrophysics

  • Publication
    Kinematics and chemical properties of the Galactic stellar populations. The HARPS FGK dwarfs sample
    Aims: We analyzed chemical and kinematical properties of about 850 FGK solar neighborhood long-lived dwarfs observed with the HARPS high-resolution spectrograph...
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    Kinematics and stellar population of NGC 4486A
    Context. NGC 4486A is a low-luminosity elliptical galaxy harbouring an edge-on nuclear disk of stars and dust. It is known to host a super-massive black hole...
  • Publication
    Kinematics of planet-host stars and their relation to dynamical streams in the solar neighbourhood
    We present a detailed study on the kinematics of metal-rich stars with and without planets, and their relation to the Hyades, Sirius and Hercules dynamical...
  • Publication
    Kinetic power of quasars and statistical excess of MOJAVE superluminal motions
    Aims: The MOJAVE (MOnitoring of Jets in AGN with VLBA Experiments) survey contains 101 quasars with a total of 354 observed radio components that are different...
  • Publication
    KMT-2021-BLG-0284, KMT-2022-BLG-2480, and KMT-2024-BLG-0412: Three microlensing events involving two lens masses and two source stars
    Aims. We carried out a project involving the systematic analysis of microlensing data from the Korea Microlensing Telescope Network survey. The aim of this...
  • Publication
    KMT-2021-BLG-0322: Severe degeneracy between triple-lens and higher-order binary-lens interpretations
    Aims: We investigate the microlensing event KMT-2021-BLG-0322, for which the light curve exhibits three distinctive sets of caustic-crossing features. It is...
  • Publication
    KMT-2021-BLG-1077L: The fifth confirmed multiplanetary system detected by microlensing
    Aims: The high-magnification microlensing event KMT-2021-BLG-1077 exhibits a subtle and complex anomaly pattern in the region around the peak. We analyze the...
  • Publication
    KMT-2021-BLG-1150Lb: Microlensing planet detected through a densely covered planetary-caustic signal
    Aims: Recently, there have been reports of various types of degeneracies in the interpretation of planetary signals induced by planetary caustics. In this work...
  • Publication
    KMT-2021-BLG-1547Lb: Giant microlensing planet detected through a signal deformed due to source binarity
    Aims: We investigate the previous microlensing data collected by the KMTNet survey in search of anomalous events for which no precise interpretations of the...