Astrofísicas: Asteroides

  • Publicación
    Thermophysical modeling of asteroids from WISE thermal infrared data - Significance of the shape model and the pole orientation uncertainties
    In the analysis of thermal infrared data of asteroids by means of thermophysical models (TPMs) it is a common practice to neglect the uncertainty of the shape...
  • Publicación
    Thermophysical properties of near-Earth asteroid (341843) 2008 EV5 from WISE data
    Aims: We derive the thermal inertia of 2008 EV5, the baseline target for the Marco Polo-R mission proposal, and infer information about the size of the...
  • Publicación
    Three-axial shape distributions of pebbles, cobbles and boulders smaller than a few meters on asteroid Ryugu
    Over a broad size range, the shapes of impact fragments from catastrophic disruptions are distributed around the mean axial ratio 2: √2: 1, irrespective of...
  • Noticia
    Tocar y volver de un asteroide: OSIRIS-REx y Bennu
    Este martes, 20 de octubre, a las 23:12 (hora canaria), la nave de la NASA OSIRIS-REx hará el primer intento para recoger muestras del asteroide (101955) Bennu...
  • Noticia
    Un estudio revela que el asteroide 2023 DZ2 no chocará con la Tierra
    Un equipo científico internacional, en el que participa personal investigador del Instituto de Astrofísica de Canarias (IAC), confirma que el asteroide...
  • Publicación
    V-type candidates and Vesta family asteroids in the Moving Objects VISTA (MOVIS) catalogue
    Context. Basaltic asteroids (spectrally classified as V-types) are believed to be fragments of large differentiated bodies. The majority of them are found in...
  • Publicación
    Visible and near-infrared observations of asteroid 2012 DA14 during its closest approach of February 15, 2013
    Context. Near-Earth asteroid 2012 DA14 made its closest approach on February 15, 2013, when it passed at a distance of 27 700 km from the Earth's surface. It...
  • Publicación
    Visible spectra of (474640) 2004 VN112-2013 RF98 with OSIRIS at the 10.4 m GTC: evidence for binary dissociation near aphelion among the extreme trans-Neptunian objects
    The existence of significant anisotropies in the distributions of the directions of perihelia and orbital poles of the known extreme trans-Neptunian objects...
  • Publicación
    Visible spectroscopy of the Polana-Eulalia family complex: Spectral homogeneity
    The Polana-Eulalia family complex is located in the inner part of the asteroid belt, bounded by the ν6 and the 3:1 resonances, where we can find another three...