Tipo de publicación: Sin árbitro

  • Publicación
    The need for very high resolution spectroscopy for the study of hot subdwarfs
    Hot subdwarf stars (hot sds) are blue subluminous objects at high galactic latitudes. They split into two well-separated spectroscopic sequences: the O (sdOs)...
  • Publicación
    The neutron star transient SAX J1810.8-2609 going back to quiescence
    We observed the neutron star transient SAX J1810.8-2609 with Swift-XRT on November 3rd and 5th, in order to follow its way to quiescence. The source was not...
  • Publicación
    The neutron star transient XTE J1701-407 has returned to quiescence after a 3-year long outburst
    The neutron star low-mass X-ray binary and long thermonuclear burst source XTE J1701-407 (ATel #1618) has been active ever since its discovery in 2008 June...
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    The new 1.5 solar telescope GREGOR: progress report and results of performance tests
    The telescope structure including control system and the complete retractable dome of the new 1.5 m solar telescope GREGOR were assembled during 2004 at Izana...
  • Publicación
    The new 1.5m solar telescope GREGOR: first light and start of commissioning
    The integration of the three main silicon carbide mirrors into the new 1.5 m solar telescope GREGOR at Izana on Tenerife, Spain is planned during 2006. We...
  • Publicación
    The New Kepler Picture of Variability Among A and F Type Stars
    The Kepler spacecraft is providing photometric time series with micro-magnitude precision for thousands of variable stars, what opens up opportunities to study...
  • Publicación
    The New Local Group Galaxy Candidates Cas dSph, Peg dSph = And VI and Cam A
    We present observations of the new Local Group galaxy candidates Cassiopeia dSph, Pegasus dSph=AndVI and Camelopardalis A. Our deep color-magnitude diagrams...
  • Publicación
    The new multi-frequency instrument (MFI2) for the QUIJOTE facility in Tenerife
    The QUIJOTE (Q-U-I joint Tenerife) experiment combines the operation of two radio-telescopes and three instruments working in the microwave bands 10-20 GHz, 26...
  • Publicación
    The New Robotic Telescope: progress report
    The robotic 2-metre Liverpool Telescope (LT), located at Roque de los Muchachos, La Palma, has seen great success in its <15 year lifetime. In particular the...