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A spectrograph for exoplanet observations calibrated at the centimetre-per-second level

Author

Listed:
  • Tobias Wilken

    (Max-Planck-Institut für Quantenoptik, Hans-Kopfermann-Strasse 1, D-85748 Garching, Germany
    Menlo Systems GmbH, Am Klopferspitz 19a, D-82152 Martinsried, Germany)

  • Gaspare Lo Curto

    (European Southern Observatory, Karl-Schwarzschild-Strasse 3, D-85748 Garching, Germany)

  • Rafael A. Probst

    (Max-Planck-Institut für Quantenoptik, Hans-Kopfermann-Strasse 1, D-85748 Garching, Germany)

  • Tilo Steinmetz

    (Max-Planck-Institut für Quantenoptik, Hans-Kopfermann-Strasse 1, D-85748 Garching, Germany
    Menlo Systems GmbH, Am Klopferspitz 19a, D-82152 Martinsried, Germany)

  • Antonio Manescau

    (European Southern Observatory, Karl-Schwarzschild-Strasse 3, D-85748 Garching, Germany)

  • Luca Pasquini

    (European Southern Observatory, Karl-Schwarzschild-Strasse 3, D-85748 Garching, Germany)

  • Jonay I. González Hernández

    (Instituto de Astrofísica de Canarias, Calle Via Láctea s/n, E-38205 La Laguna, Spain
    Universidad de La Laguna)

  • Rafael Rebolo

    (Instituto de Astrofísica de Canarias, Calle Via Láctea s/n, E-38205 La Laguna, Spain
    Universidad de La Laguna
    Consejo Superior de Investigaciones Científicas, Calle Serrano 117, E-28006 La Laguna, Spain)

  • Theodor W. Hänsch

    (Max-Planck-Institut für Quantenoptik, Hans-Kopfermann-Strasse 1, D-85748 Garching, Germany)

  • Thomas Udem

    (Max-Planck-Institut für Quantenoptik, Hans-Kopfermann-Strasse 1, D-85748 Garching, Germany)

  • Ronald Holzwarth

    (Max-Planck-Institut für Quantenoptik, Hans-Kopfermann-Strasse 1, D-85748 Garching, Germany
    Menlo Systems GmbH, Am Klopferspitz 19a, D-82152 Martinsried, Germany)

Abstract

Calibration of an astronomical spectrograph using a laser frequency comb yields a short-term Doppler shift repeatability of 2.5 cm s−1, which is sufficient to calculate the orbit of an extrasolar planet.

Suggested Citation

  • Tobias Wilken & Gaspare Lo Curto & Rafael A. Probst & Tilo Steinmetz & Antonio Manescau & Luca Pasquini & Jonay I. González Hernández & Rafael Rebolo & Theodor W. Hänsch & Thomas Udem & Ronald Holzwar, 2012. "A spectrograph for exoplanet observations calibrated at the centimetre-per-second level," Nature, Nature, vol. 485(7400), pages 611-614, May.
    • Handle: RePEc:nat:nature:v:485:y:2012:i:7400:d:10.1038_nature11092
    DOI: 10.1038/nature11092
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    Cited by:

    1. Hudson A. Loughlin & Vivishek Sudhir, 2023. "Quantum noise and its evasion in feedback oscillators," Nature Communications, Nature, vol. 14(1), pages 1-9, December.

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