The NEID port adapter at WIYN: tip-tilt control and vibration analysis

William McBride*, Jayadev Rajagopal, Jeffrey W. Percival, Erik Timmermann, Sarah E. Logsdon, Marsha J. Wolf, Mark Everett, Qian Gong, Eli Golub, Emily Hunting, Kurt P. Jaehnig, Jessica Klusmeyer, Dan Li, Ming Liang, Wilson Liu, Suvrath Mahadevan, Michael W. McElwain, Susan Ridgway, Heidi Schweiker, Michael P. SmithJesus Higuera, Fernado Santoro, Christian Schwab

*Corresponding author for this work

    Research output: Chapter in Book/Report/Conference proceedingConference proceeding contributionpeer-review

    Abstract

    The NEID extreme precision radial velocity spectrometer is being commissioned at the WIYN 3.5 meter telescope, Kitt Peak National Observatory, Tucson Arizona. In order to meet the stringent 27 cm per second radial velocity precision, the light to NEID comes from an extremely stable fiber feed, called the NEID Port Adapter, equipped with fast tip-tilt correction. The WIYN telescope vibration environment and the Port Adapter tip-tilt and guiding system are key to achieving the 50 milliarcsecond-level centroiding stability required. Here we describe the servo system performance, along with vibration analysis and mitigation plans. This work would be relevant to upgrade and retrofit efforts as older observatories incorporate low-order wavefront correction to stabilize light to advanced spectrometers and imagers.

    Original languageEnglish
    Title of host publicationGround-Based and Airborne Instrumentation for Astronomy VIII
    EditorsChristopher J. Evans, Julia J. Bryant, Kentaro Motohara
    Place of PublicationBellingham, Washington
    PublisherSPIE
    Pages1144741-1-1144741-17
    Number of pages17
    ISBN (Electronic)9781510636828
    ISBN (Print)9781510636811
    DOIs
    Publication statusPublished - 13 Dec 2020
    EventGround-Based and Airborne Instrumentation for Astronomy VIII 2020 - Virtual, Online, United States
    Duration: 14 Dec 202022 Dec 2020

    Publication series

    NameProceedings of SPIE
    PublisherSPIE
    Volume11447
    ISSN (Print)0277-786X
    ISSN (Electronic)1996-756X

    Conference

    ConferenceGround-Based and Airborne Instrumentation for Astronomy VIII 2020
    Country/TerritoryUnited States
    CityVirtual, Online
    Period14/12/2022/12/20

    Keywords

    • Jitter
    • NEID
    • Port adapter
    • Telescope
    • Tip-tilt
    • Vibration
    • WIYN

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