MARVEL: extracting high-precision radial velocities of exoplanet hosts

N. Jannsen*, D. Seynaeve, J. De Ridder, J. Stürmer, J. Pember, C. Schwab, L. A. Buchhave, G. Raskin, B. Vandenbussche, H. Sana, A. Tkachenko, P. Royer, W. De Meester, H. Van Winckel, I. Ribas

*Corresponding author for this work

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

    Abstract

    The future ESA space mission PLATO aims to detect thousands of exoplanets, including Earth-like planets, and constrain their radius and mean density. To achieve this goal, the space based photometric observations are not enough but need to be complemented by ground-based observations to measure the Radial Velocity (RV) of the exoplanet host stars. MARVEL is such a facility consisting of four 80 cm telescope linked through optical fibers to a single high-resolution echelle spectrograph, designed for high-precision RV measurements with a uncertainty of ∼1 m s-1. MARVEL is build by a consortium led by the KU Leuven with contributions from the UK, Austria, Australia, Sweden, Denmark, and Spain, and will be commissioned in 2023. To reach such high RV precision, not only ultra-stable hardware is currently being developed, but also a state-of-The-Art data processing pipeline for which we present the first results in this poster.

    Original languageEnglish
    Title of host publicationObservatory Operations
    Subtitle of host publicationStrategies, Processes, and Systems IX
    EditorsDavid S. Adler, Robert L. Seaman, Chris R. Benn
    Place of PublicationBellingham, Washington
    PublisherSPIE
    Pages121861U-1-121861U-11
    Number of pages11
    ISBN (Electronic)9781510653542
    ISBN (Print)9781510653535
    DOIs
    Publication statusPublished - 2022
    EventObservatory Operations: Strategies, Processes, and Systems IX 2022 - Montreal, Canada
    Duration: 17 Jul 202222 Jul 2022

    Publication series

    NameProceedings of SPIE - The International Society for Optical Engineering
    Volume12186
    ISSN (Print)0277-786X
    ISSN (Electronic)1996-756X

    Conference

    ConferenceObservatory Operations: Strategies, Processes, and Systems IX 2022
    Country/TerritoryCanada
    CityMontreal
    Period17/07/2222/07/22

    Keywords

    • Exoplanets
    • Pipeline
    • Radial velocity
    • Simulations
    • Spectrograph
    • Telescopes

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