Astrophysical: Comets

  • Publication
    Evolution of a Spiral Jet in the Inner Coma of Comet Hale-Bopp (1995 O1)
    We present observations of the evolution of a prominent spiral jet in the inner coma of comet Hale-Bopp (1995 O1). The observations, taken with the 82 cm IAC-80...
  • Publication
    Evolution of the dust coma in comet 67P/Churyumov-Gerasimenko before the 2009 perihelion
    Context. Comet 67P/Churyumov-Gerasimenko is the main target of ESA's Rosetta mission and will be encountered in May 2014. Because the spacecraft will orbit the...
  • Publication
    Exploring the nature of new main-belt comets with the 10.4 m GTC telescope: (300163) 2006 VW139
    Aims: We aim to study the dust ejected by main-belt comet (MBC) (300163) 2006 VW139 to obtain information on the ejection mechanism and the spectral properties...
  • Publication
    Hint of an exocomet transit in the CHEOPS light curve of HD 172555
    HD 172555 is a young (~20 Myr) A7V star surrounded by a 10 au wide debris disk suspected to be replenished partly by collisions between large planetesimals...
  • Publication
    Infrared spectroscopy of the largest known trans-Neptunian object 2001 KX75
    We report complete near-infrared (0.9-2.4 mu m) spectral observations of the largest know trans-Neptunian objects (TNO) 28976 = 2001 KX76 taken in two different...
  • Publication
    LIGHT CURVE BEHAVIOUR IN C/1995 O1 (HALE-BOPP) - II; Changes in the activity between 13AU and 2.5AU pre-perihelion
    Comet Hale-Bopp is, without doubt, one of the most important objects for cometary science which has ever been observed. The light curve is well-observed from a...
  • Publication
    Multiband observations of the comet C/2000 WM1 (LINEAR) at its closest approach to the Earth
    Comet C/2000 WM1 (LINEAR) was observed at ESO when it had its closest approach to the Earth at the beginning of December 2001 (geocentric distance: 0.32 AU)...
  • Publication
    Near Infrared Spectra of two Asteroids with low Tisserand Invariant
    We present near infrared reflectance spectra from 0.8 to 2.5 μm of two asteroids with low Tisserand invariant, 1373 Cincinnati and 2906 Caltech. We compare our...
  • Publication
    Near-infrared spectroscopy of the nucleus of comet 124P/Mrkos
    We report near-infrared (0.9-2.3 mu m) spectral observations of the bare nucleus of comet 124P/Mrkos taken on two different nights using the Near Infrared...