Astrophysical: Atmospheric effects

  • Publication
    Integral field spectroscopy supports atmospheric optics to reveal the finite outer scale of the turbulence
    Context. The spatial coherence wavefront outer scale (ℒ 0) characterizes the size of the largest turbulence eddies in Earth's atmosphere, determining low...
  • Talk
    Inverse problem approach in adaptive optics for the European-ELT
    The ambitious astrophysical objectives of the Extremely Large Telescopes (ELTs) will be achievable only with innovative Adaptive Optics (AO) systems to correct...
  • Publication
    Laser Guide Star uplink beam: scattering and Raman emission measurements with the 10.4m Gran Telescopio CANARIAS
    Laser Guide Star Adaptive Optics (LGS-AO) is becoming routine in several astronomical observatories. The use of powerful lasers generates sensible Raman...
  • Publication
    Measurements of the Surface Brightness of the Earthshine with Applications to Calibrate Lunar Flashes
    We have used the large database of photometric observations of the bright and dark portions of the face of the Moon from the Earthshine Project at Big Bear...
  • Publication
    MELCHIORS. The Mercator Library of High Resolution Stellar Spectroscopy
    Aims: Over the past decades, libraries of stellar spectra have been used in a large variety of science cases, including as sources of reference spectra for a...
  • Publication
    Multi-instrument measurement campaign at Paranal in 2007. Characterization of the outer scale and the seeing of the surface layer
    Aims: Within the framework of site qualification for the future European large telescope E-ELT, a campaign of measurements was carried out for ten nights in...
  • Publication
    Natural Night Sky Brightness during Solar Minimum
    In 2018, Solar Cycle 24 entered into a solar minimum phase. During this period, 11 million zenithal night sky brightness (NSB) data were collected at different...
  • Publication
    Night-time image quality at Roque de LOS Muchachos Observatory
    Nine months' seeing statistics at the Observatorio del Roque de los Muchachos (ORM) are presented. Measurements were taken with a differential image motion...
  • Publication
    Night-time seeing and atmospheric behaviour in the Canary Islands observatories
    The effects of atmospheric turbulence on astronomical observations from the Observatorio del Teide (Tenerife) and the Observatorio Roque de los Muchachos (La...