Astrophysical: Techniques

  • Publication
    Astrometric and photometric initial mass functions from the UKIDSS Galactic Clusters Survey - II. The Alpha Persei open cluster
    We present the results of a deep (J = 19.1 mag) infrared (ZY JHK) survey over the full α Per open cluster extracted from the Data Release 9 of the United...
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    Astrometric and photometric initial mass functions from the UKIDSS Galactic Clusters Survey - III. Praesepe
    Over the past decades open clusters have been the subject of many studies. Such studies are crucial considering that the universality of the initial mass...
  • Publication
    Astrometric and photometric initial mass functions from the UKIDSS Galactic Clusters Survey - IV. Upper Sco
    We present the results of a proper motion wide-field near-infrared survey of the entire Upper Sco (USco) association (˜160 square degrees) released as part of...
  • Publication
    Astrometric search for a planet around VB 10
    We observed VB 10 in August and September 2009 using the FORS2 camera of the VLT with the aim of measuring its astrometric motion and of probing for the...
  • Publication
    Astrometry with Carte du Ciel plates, San Fernando zone. I. Digitization and measurement using a flatbed scanner
    Context: The historic plates of the Carte du Ciel, an international cooperative project launched in 1887, offers valuable first-epoch material for determining...
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    Asymmetric shocks in χ Cygni observed with linear spectropolarimetry
    Aims: We derive information about the dynamics of the stellar photosphere, including pulsation, from a coherent interpretation of the linear polarisation...
  • Publication
    Asymmetries of the Stokes V profiles observed by HINODE SOT/SP in the quiet Sun
    Aims: A recent analysis of polarization measurements of HINODE SOT/SP in the quiet Sun pointed out very complex shapes of Stokes V profiles. Here we present the...
  • Publication
    Asymmetry in the atmosphere of the ultra-hot Jupiter WASP-76 b
    Context. WASP-76 b has been a recurrent subject of study since the detection of a signature in high-resolution transit spectroscopy data indicating an asymmetry...
  • Publication
    Atmospheric and seeing forecast: WRF model validation with in situ measurements at ORM
    We present a comparison between in situ measurements and forecasted data at the Observatorio del Roque de Los Muchachos. Forecasting is obtained with the...