Tipo de publicación: Sin árbitro

  • Publicación
    GUAIX: The UCM Group of Extragalactic Astrophysics and Astronomical Instrumentation
    The front-ends of astronomical research are linked to new telescope improvements, like the building of 10 m-class (and probably larger in a near future)...
  • Publicación
    GUAIX: The UCM Group of Extragalactic Astrophysics and Astronomical Instrumentation
    We present a short summary of the activities developed by GUAIX, the UCM Group of Instrument and Extragalactic Astrophysics. At present we are focused in the...
  • Publicación
    Guest Investigators
    Not Available
  • Publicación
    GX 17+2
    IAUC 7219 available at Central Bureau for Astronomical Telegrams.
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    GX 339-4 Approaching Quiescence ?
    The black hole X-ray binary (BHXB) GX 339-4 continues to fade in the optical, and has now reached its faintest optical flux since (at least) the start of its...
  • Publicación
    GX 339-4 back in the hard state: optical observations reveal the return of the jet
    The transient black hole candidate GX 339-4 has been in outburst since January 2010 (ATel #2380, #2384, #2455, #2459, #2525) and made a transition from the hard...
  • Publicación
    GX 339-4 is back in a faint state close to quiescence
    The black hole candidate GX 339-4 has spent more than one year in outburst. It entered outburst in 2010 January (ATel #2380, #2384), brightened in the hard...