Astrophysical: Techniques

  • Publication
    Planetary transit candidates in the CoRoT-SRc01 field
    Context. The space mission CoRoT is devoted to the analysis of stellar variability and the photometric detection of extrasolar planets. Aims: We present the...
  • Publication
    Planets observed with CHEOPS. Two super-Earths orbiting the red dwarf star TOI-776
    Context. M-dwarf stars are the most common of potential exoplanet host stars in the Galaxy. It is therefore very important to understand planetary systems...
  • Publication
    Planets, candidates, and binaries from the CoRoT/Exoplanet programme. The CoRoT transit catalogue
    The CoRoT space mission observed 163 665 stars over 26 stellar fields in the faint star channel. The exoplanet teams detected a total of 4123 transit-like...
  • Publication
    Polarimetry of the transient relativistic jet of GRB 110328/Swift J164449.3+573451
    We present deep infrared (Ks-band) imaging polarimetry and radio (1.4- and 4.8-GHz) polarimetry of the enigmatic transient Swift J164449.3+573451. This source...
  • Publication
    Polarization : Proving ground for methods in radiative transfer.
    Polarization of solar lines arises due to illumination of radiating atom by anisotropic (limb darkened/brightened) radiation. Modelling the polarized spectra of...
  • Publication
    Polarized Mid-infrared Synchrotron Emission in the Core of Cygnus A
    We present high-angular (~0.''4) resolution mid-infrared (MIR) polarimetric observations in the 8.7 μm and 11.6 μm filters of Cygnus A using CanariCam on the 10...
  • Publication
    POLIS: A spectropolarimeter for the VTT and for GREGOR
    The polarimetric Littrow Spectrograph POLIS is designed for vector polarimetry at high angular and spectral resolution. It measures the magnetic field...
  • Publication
    Possible detection of a bimodal cloud distribution in the atmosphere of HAT-P-32 A b from multiband photometry
    We present high-precision photometry of eight separate transit events in the HAT-P-32 planetary system. One transit event was observed simultaneously by two...
  • Publication
    Possible detection of phase changes from the non-transiting planet HD 46375b by CoRoT
    Context. The present work deals with the detection of phase changes in an exoplanetary system. HD 46375 is a solar analog known to host a non-transiting Saturn...