Astrophysical: Instrumentation

  • Publication
    Gaia Data Release 2. Gaia Radial Velocity Spectrometer
    This paper presents the specification, design, and development of the Radial Velocity Spectrometer (RVS) on the European Space Agency's Gaia mission. Starting...
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    Gaia Data Release 3. External calibration of BP/RP low-resolution spectroscopic data
    Context.Gaia Data Release 3 contains astrometry and photometry results for about 1.8 billion sources based on observations collected by the European Space...
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    Gaia Data Release 3. Processing and validation of BP/RP low-resolution spectral data
    Context. Blue (BP) and Red (RP) Photometer low-resolution spectral data are one of the exciting new products in Gaia Data Release 3 (Gaia DR3). These data have...
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    Gaia Early Data Release 3. Photometric content and validation
    Context. Gaia Early Data Release 3 (Gaia EDR3) contains astrometry and photometry results for about 1.8 billion sources based on observations collected by the...
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    Gaia Early Data Release 3. Updated radial velocities from Gaia DR2
    Context. Gaia's Early Third Data Release (EDR3) does not contain new radial velocities because these will be published in Gaia's full third data release (DR3)...
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    General formulation for the calibration and characterization of narrow-gap etalons: the OSIRIS/GTC tunable filters case
    Tunable filters (TFs) are a powerful way of implementing narrow-band imaging mode over wide wavelength ranges, without the need of purchasing a large number of...
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    Global solar Doppler velocity determination with the GOLF/SoHO instrument
    The Global Oscillation at Low Frequencies (GOLF) experiment is a resonant scattering spectrophotometer on board the Solar and Heliospheric Observatory (SoHO)...
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    GREGOR solar telescope: Design and status
    The integration and verification phase of the GREGOR telescope reached an important milestone with the installation of the interim 1 m SolarLite primary mirror...
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    Gregor@night: The future high-resolution stellar spectrograph for the GREGOR solar telescope
    We describe the future night-time spectrograph for the GREGOR solar telescope and present its science core projects. The spectrograph provides a 3-pixel...