Astrofísicas: Objetos BL Lacertae

  • Publicación
    MAGIC TeV gamma-ray observations of Markarian 421 during multiwavelength campaigns in 2006
    Context. Wide-range spectral coverage of blazar-type active galactic nuclei is of paramount importance for understanding the particle acceleration mechanisms...
  • Publicación
    Monitoring of 3C 66A during an extended outburst. I. The light curves.
    We present results from a two year intensive monitoring of BL Lac object 3C 66A (PKS 0219+428). This object was observed in outburst during these two years. It...
  • Publicación
    Monitoring of the radio galaxy M 87 at Very High Energy with MAGIC during a low emission state between 2012 and 2015
    We present the preliminary results from observing the nearby radio galaxy M 87 for 156 hours (between the years 2012 and 2015) with the MAGIC telescopes, which...
  • Publicación
    Mrk 421 active state in 2008: the MAGIC view, simultaneous multi-wavelength observations and SSC model constrained
    Context. The blazar Markarian 421 is one of the brightest TeV gamma-ray sources of the northern sky. From December 2007 until June 2008 it was intensively...
  • Publicación
    Multi-wavelength characterization of the blazar S5 0716+714 during an unprecedented outburst phase
    Context. The BL Lac object S5 0716+714, a highly variable blazar, underwent an impressive outburst in January 2015 (Phase A), followed by minor activity in...
  • Publicación
    Multi-wavelength picture of the misaligned BL Lac object 3C 371
    Context. The BL Lac object 3C 371 is one of the targets regularly monitored by the Whole-Earth Blazar Telescope (WEBT), a collaboration of observers studying...
  • Publicación
    Multi-year characterisation of the broad-band emission from the intermittent extreme BL Lac 1ES 2344+514
    Aims: The BL Lac 1ES 2344+514 is known for temporary extreme properties characterised by a shift of the synchrotron spectral energy distribution (SED) peak...
  • Publicación
    Multiband optical variability of the TeV blazar PG 1553 + 113 in 2019
    We report the flux and spectral variability of PG 1553 + 113 on intra-night (IDV) to short-term time-scales using BVRI data collected over 91 nights from 28...
  • Publicación
    Multifrequency-spectral behavior of the BL Lacertae objects OI 90.4 and 3C 66A
    Single-epoch multifrequency data for the BL Lac objects OI 90.4 and 3C 66A, spanning radio through ultraviolet wavelengths, are presented, as well as other...