PEPSI

PEPSI

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  • Overview
  • Description
    • General
    • PFU
    • Spectrograph
    • Polarimeter
    • Calibration unit
  • Users
    • About
    • Observing modes
    • Observing manual for PEPSI
      • Observing manual for PEPSI PFU
      • Observing manual for PEPSIPOL
    • Data reduction
    • Current technical status
    • Exposure Time Calculator
  • SDI
    • Overview
    • Old SDI
    • SDI-POL
  • VATT
    • Overview
    • Installation of the VATT adapter
    • Observing with VATT
    • The VATT-PEPSI-TESS survey
  • Library
    • Paper I: The Sun as a star
    • Paper II: Gaia benchmark stars and other M-K standards
    • Paper III: Kepler-444
    • WallPosters
  • News
    • All news
    • Publications
    • Announcements
    • Large datasets
      • PETS
      • Hyades ZDI
      • VPNEP
    • First light
    • Technical Notes
  • Contact

Contact

PESPI team group photo (2013).
PESPI team group photo (2013).

The P.I. of PEPSI is Prof. Dr. Klaus G. Strassmeier.  The project scientist is Dr. Ilya Ilyin, and the instrument scientist is Dr. Michael Weber. 

AIP instrument page

Latest news

  • A search for Maunder-minimum candidate stars May 9, 2025
  • PEPSI Investigation, Retrieval, and Atlas of Numerous Giant Atmospheres (PIRANGA). I. The Ubiquity of Fe I Emission and Inversions in Ultra Hot Jupiter Atmospheres March 27, 2025
  • First Doppler image and starspot-corrected orbit for lambda Andromedae March 16, 2025
  • Testing the Rossby Paradigm: Weakened Magnetic Braking in early K-type Stars February 10, 2025
  • PEPSI’s non-detection of escaping hydrogen and metal lines adds to the enigma of WASP-12b November 18, 2024

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