Astrofísicas: Técnicas

  • Publicación
    Planck pre-launch status: Calibration of the Low Frequency Instrument flight model radiometers
    The Low Frequency Instrument (LFI) on-board the ESA Planck satellite carries eleven radiometer subsystems, called radiometer chain assemblies (RCAs), each...
  • Publicación
    Planetary companions orbiting the M dwarfs GJ 724 and GJ 3988. A CARMENES and IRD collaboration
    We report the discovery of two exoplanets around the M dwarfs GJ 724 and GJ 3988 using the radial velocity (RV) method. We obtained a total of 153 3.5 m Calar...
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    Planetary nebulae seen with TESS: Discovery of new binary central star candidates from Cycle 1
    Context. It has become clear in recent years that binarity plays a crucial role in many aspects of planetary nebulae (PNe), particularly with regard to the...
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    Planetary nebulae seen with TESS: New and revisited short-period binary central star candidates from Cycles 1 to 4
    Context. High-precision and high-cadence photometric surveys such as Kepler or TESS are making huge progress not only in the detection of new extrasolar planets...
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    Planetary system around LTT 1445A unveiled by ESPRESSO: Multiple planets in a triple M-dwarf system
    We present radial velocity follow-up obtained with ESPRESSO of the M-type star LTT 1445A (TOI-455), for which a transiting planet b with an orbital period of 5...
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    Planetary system around the nearby M dwarf GJ 357 including a transiting, hot, Earth-sized planet optimal for atmospheric characterization
    We report the detection of a transiting Earth-size planet around GJ 357, a nearby M2.5 V star, using data from the Transiting Exoplanet Survey Satellite (TESS)...
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    Planetary system detection by estimating the covariance of coronagraphic lucky images
    In this paper, we review two different methods to increase image contrast and propose the combination of both to detect faint companions surrounding a host star...
  • Publicación
    Planetary transit candidates in Corot-IRa01 field
    Context: CoRoT is a pioneering space mission devoted to the analysis of stellar variability and the photometric detection of extrasolar planets. Aims: We...
  • Publicación
    Planetary transit candidates in CoRoT-LRc01 field
    Aims: We present here the list of planetary transit candidates detected in the first long run observed by CoRoT: LRc01, towards the galactic center in the...