Astrofísicas: Núcleos activos de galaxias

  • Publicación
    Monitoring of active galacitc nuclei. 4: The Seyfert 1 galaxy NGC 4593
    Results of a five-month campaign of optical monitoring the Seyfert 1 galaxy NGC 4593 are presented. High resolution H-alpha and H-Beta spectra and direct images...
  • Publicación
    Monitoring of active galactic nuclei. I - The quasars 1302 - 102 and 1217 + 023
    We present the results of a five-month spectroscopic monitoring campaign of two radio loud quasars, PKS 1217 + 023 and PKS 1302 - 102. There is a pronounced...
  • Publicación
    Morphology, kinematics and dynamics of bulges of spirals. 1: Kinematics of the bulge of NGC 5055, A MAGN
    Long-slit spectroscopy at four position angles is performed on the spiral NGC 5055. The nuclear region is very bright and massive and the rotation velocity in...
  • Publicación
    Multimessenger Characterization of Markarian 501 during Historically Low X-Ray and γ-Ray Activity
    We study the broadband emission of Mrk 501 using multiwavelength observations from 2017 to 2020 performed with a multitude of instruments, involving, among...
  • Publicación
    Multiwavelength Observations of the Blazar VER J0521+211 during an Elevated TeV Gamma-Ray State
    We report on a long-lasting, elevated gamma-ray flux state from VER J0521+211 observed by VERITAS, MAGIC, and Fermi-LAT in 2013 and 2014. The peak integral flux...
  • Publicación
    Near infrared surface photometry of NGC 1068.
    NGC 1068 has been observed at the near infrared bands J, H, K, L. Near infrared scans of NGC 1068 with 20 and 5 arcsec apertures have been used to isolate the...
  • Publicación
    NGC 985 - Interactions and the origin of AGNs
    Observations of the Seyfert galaxy NGC 985 have revealed large-scale extended ionized zones, covering a large fraction of the ring-shaped structure of this...
  • Publicación
    Observatory science with eXTP
    In this White Paper we present the potential of the enhanced X-ray Timing and Polarimetry (eXTP) mission for studies related to Observatory Science targets...
  • Noticia
    OMAIRA GONZÁLEZ MARTÍN: “Los Observatorios en Canarias han sido clave para avanzar en el estudio de la actividad nuclear en galaxias”
    Para los astrónomos, uno de los mayores obstáculos es la oscuridad propia del Universo, especialmente, la que genera el gas y el polvo que ensombrece objetos...