Astrofísicas: Galaxias

  • Publicación
    The X-shooter Spectral Library (XSL). I. DR1: Near-ultraviolet through optical spectra from the first year of the survey
    We present the first release of the X-shooter Spectral Library (XSL). This release contains 237 stars. The spectra in this release span a wavelength range of...
  • Publicación
    The XMM Cluster Survey: the halo occupation number of BOSS galaxies in X-ray clusters
    We present a direct measurement of the mean halo occupation distribution (HOD) of galaxies taken from the eleventh data release (DR11) of the Sloan Digital Sky...
  • Publicación
    The XMM-Newton serendipitous survey . II. First results from the AXIS high galactic latitude medium sensitivity survey
    We present the first results on the identifications of a medium sensitivity survey (X-ray flux limit 2x 10-14 erg cm-2 s-1 in the 0.5-4.5 keV band) at high...
  • Publicación
    The XMM-Newton serendipitous survey. IV. Optical identification of the XMM-Newton medium sensitivity survey (XMS)
    Aims:X-ray sources at intermediate fluxes (a few × 10-14 erg cm-2 s-1) with a sky density of ~100 deg-2 are responsible for a significant fraction of the cosmic...
  • Publicación
    The XMM-Newton Survey Science Centre Medium Sensitivity Survey
    We present preliminary results on the XMM-Newton Survey Science Centre medium sensitivity survey, with 0.5-4.5 keV flux limit 2x 10-14 erg cm-2 s-1. At present...
  • Publicación
    The XMM-Newton Wide Angle Survey (XWAS)
    Aims: This programme is aimed at obtaining one of the largest X-ray selected samples of identified active galactic nuclei to date in order to characterise such...
  • Publicación
    The XMM-Newton/HST View of the Obscuring Outflow in the Seyfert Galaxy Mrk 335 Observed at Extremely Low X-Ray Flux
    The Seyfert galaxy Mrk 335 is known for its frequent changes of flux and spectral shape in the X-ray band that occurred during recent years. These variations...
  • Publicación
    The young stellar population of IC 1613. I. A new catalogue of OB associations
    Context: Determining the parameters of massive stars is crucial to understand many processes in galaxies and the Universe, since these objects are important...
  • Publicación
    The young stellar population of IC 1613. II. Physical properties of OB associations
    Context. To understand the structure and evolution of massive stars, systematic surveys of the Local Group galaxies have been undertaken, to find these objects...