Astrophysical: Comets

  • 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...
  • Publication
    Neutral Sodium from Comet Hale-Bopp: A Third Type of Tail
    We report on the discovery and analysis of a striking neutral sodium gas tail associated with comet C/1995 O1 Hale-Bopp. Sodium D line emission has been...
  • Publication
    New spin period determination for comet 6P/d'Arrest
    A lightcurve of comet 6P/d'Arrest from R-band CCD images taken at La Palma 2.52 m NOT telescope is presented. The lightcurve shows noticeable periodic changes...
  • Publication
    NICS-TNG infrared spectroscopy of trans-neptunian objects 2000 EB173 and 2000 WR106
    We report complete near-infrared (0.9-2.4 mu m) spectral observations of trans-neptunian objects (TNOs) 2000 EB173 and 2000 WR106 collected using the new Near...
  • Publication
    Nuclear magnitudes of Jupiter family comets (Tancredi+, 2000)
    A catalog of a sample of 105 Jupiter family (JF) comets (defined as those with Tisserand constants T>2 and orbital periods P
  • Publication
    Nuclear Spectra of Comet 162P/Siding Spring (2004 TU12)
    We present visible and near-IR spectra of the nucleus of comet 162P/Siding Spring (also known as 2004 TU12) obtained in 2004 December, while it had no...
  • Publication
    Nuclear Spectra of Comet 28P Neujmin 1
    We present visible and near-infrared spectra of the nucleus of comet 28P/Neujmin 1, obtained in 2001, 2002, and 2003, while it had no detectable coma. The...