Astrophysical: Celestial mechanics

  • Publication
    A tentative identification of Jovian global oscillations
    The identification of the Jovian frequency spectrum obtained by Schmider et al. (1990, 1991) is proposed from Doppler shift observations of the solar sodium D...
  • Publication
    Basaltic quasi-mini-moon: Characterizing 2024 PT<SUB>5</SUB> with the 10.4 m Gran Telescopio Canarias and the Two-meter Twin Telescope
    Context. Small bodies in Earth-like orbits, the Arjunas, are good targets for scientific exploration, and space mining or in situ resource utilization (ISRU)...
  • Event
    Conferencia "La primera vuelta al mundo. Descubriendo nuevos cielos, islas y culturas"
    Charla de César Esteban (ULL/IAC), en el marco de los actos conmemorativos del V Centenario de la Vuelta al Mundo
  • Publication
    Discovery and physical characterization as the first response to a potential asteroid collision: The case of 2023 DZ<SUB>2</SUB>
    Context. Near-Earth asteroids (NEAs) that may evolve into impactors deserve detailed threat assessment studies. Early physical characterization of a would-be...
  • Publication
    Dynamical masses for the nearest brown dwarf binary: ɛ Indi Ba, Bb
    We present preliminary astrometric results for the closest known brown dwarf binary to the Sun: V Indi Ba, Bb at a distance of 3.626 pc. With ongoing monitoring...
  • Publication
    Dynamical taxonomy of comets and asteroids based on the Lyapunov indicators. An analysis of the relevance of splitting
    By comparison of different parameters associated with a chaotic evolution, we discuss the relation between several populations of inner Solar System bodies...
  • Publication
    Dynamics of 2023 FW<SUB>14</SUB>, the second L<SUB>4</SUB> Mars trojan, and a physical characterization using the 10.4 m Gran Telescopio Canarias
    Context. Known Mars trojans could be primordial small bodies that have remained in their present-day orbits for the age of the Solar System. Their orbital...
  • Publication
    First measurement of the total gravitational quadrupole moment of a black widow companion
    We present the first measurement of the gravitational quadrupole moment of the companion star of a spider pulsar, namely the black widow PSR J2051-0827. To this...
  • Publication
    Gaia Focused Product Release: Asteroid orbital solution. Properties and assessment
    Context. We report the exploitation of a sample of Solar System observations based on data from the third Gaia Data Release (Gaia DR3) of nearly 157 000...