The effect of the instrument environment on the Altair AO system

Julian Christou, Benoit Neichel, Francois Rigaut

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Abstract

    The Altair AO system at Gemini North has been in regular operation since 2004 in NGS mode. Over the past few years we have been routinely monitoring its performance looking at the telemetry in the form of circular buffers from the nightly tuning, in particular the residual tip-tilt (TT). We present analysis of these data which illustrate how the instrument support structure (ISS) environment affects the residual TT and how different components of the TT signal are affected by the instrument compliment.
    Original languageEnglish
    Title of host publication2nd Conference on Adaptive Optics for Extremely Large Telescopes (AO4ELT2)
    Place of PublicationVictoria, Canada
    PublisherNational Research Council of Canada
    Pages6pp
    EditionPeer reviewed
    Publication statusPublished - 2011
    Event2nd Conference on Adaptive Optics for Extremely Large Telescopes (AO4ELT2) - Victoria, Canada
    Duration: 1 Jan 2011 → …

    Conference

    Conference2nd Conference on Adaptive Optics for Extremely Large Telescopes (AO4ELT2)
    Period1/01/11 → …
    OtherSeptember 25-30 2011

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