PEPSI

PEPSI

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Observing modes

The picture below summarizes the possible observation modes of the PEPSI intrument.

PEPSI observation modes.

News

Jan. 24, 2026
Does the solar oxygen abundance change over the solar cycle?: An investigation into activity-induced variations in the O I infrared triplet

Jan. 7, 2026
Surface image and activity-corrected orbit of the RSCVn binary HR7275: Disentangling activity tracers

Jan. 6, 2026
Untangling the Sources of Abundance Dispersion in Low-metallicity Stars. II. Neutron Capture Elements

Jan. 5, 2026
Elemental abundance pattern and temperature inversion on the dayside of HAT-P-70b observed with CARMENES and PEPSI

Nov. 27, 2025
Surface activity of a Rossby number sequence of cool Hyades stars

Nov. 22, 2025
PEPSI Investigation, Retrieval, and Atlas of Numerous Giant Atmospheres (PIRANGA). IV. High-resolution Phased-resolved Spectroscopy of the Ultra-hot-Jupiter KELT-20b

Nov. 21, 2025
PEPSI Investigation, Retrieval, and Atlas of Numerous Giant Atmospheres (PIRANGA). II. Phase-resolved cross-correlation transmission spectroscopy of KELT-20b

Nov. 6, 2025
PEPSI Investigation, Retrieval, and Atlas of Numerous Giant Atmospheres (PIRANGA). III. Composition and winds in the atmosphere of TOI-1518b

May 9, 2025
A search for Maunder-minimum candidate stars

March 27, 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

pepsi.aip.de is a service by the Leibniz-Institute for Astrophysics Potsdam (AIP).

It is developed and maintained by AIP's Research Data Infrastructure group.

Reference to PEPSI: Strassmeier et al. (2015AN....336..324S)

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