• Publication
    Accurate Masses for the Primary and Secondary in the Eclipsing White Dwarf Binary NLTT 11748
    We measure the radial velocity curve of the eclipsing detached white dwarf binary NLTT 11748. The primary exhibits velocity variations with a semi-amplitude of...
  • Publication
    Accurate masses of very low mass stars. I. GL 570BC (0.6 M_sun+0.4 M_sun)
    We present very accurate individual masses (1.2% relative accuracy) for the two components of Gl 570BC, an interferometric and double-lined spectroscopic binary...
  • Publication
    Accurate masses of very low mass stars. II. The very low mass triple system GL 866
    We present very accurate orbital parameters and mass measurements (2.4% accuracy) for the well known very low mass triple system Gl 866. We obtain first orbital...
  • Publication
    Accurate masses of very low mass stars. III. 16 new or improved masses
    We have obtained adaptive optics images and accurate radial velocities for 7 very low mass objects, In the course of a long term effort to determine accurate...
  • Publication
    Accurate masses of very low mass stars. IV. Improved mass-luminosity relations
    We present improved visual and near-infrared empirical mass-luminosity relations for very low mass stars (M
  • Publication
    Accurate Metallicities for Very Metal-poor Stars from the Ca II Infrared Triplet
    The Ca II H and K lines are among the few features available to infer the metallicity of extremely metal-poor stars from medium-resolution spectroscopy...
  • Publication
    Accurate modeling of the forward-scattering Hanle effect in the chromospheric Ca I 4227 Å line
    Context. Measurable linear scattering polarization signals have been predicted and detected at the solar disk center in the cores of chromospheric lines. These...
  • Publication
    Accurate p-mode measurements of the G0V metal-rich CoRoT target HD 52265
    Context. The star HD 52265 is a G0V metal-rich exoplanet-host star observed in the seismology field of the CoRoT space telescope from November 2008 to March...
  • Publication
    Accurate parameters for HD 209458 and its planet from HST spectrophotometry
    We present updated parameters for the star HD 209458 and its transiting giant planet. The stellar angular diameter θ = 0.2254 ± 0.0017 mas is obtained from the...