Fig. 1
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Telluric and stellar spectra over the ESPRESSO spectral range. The gray bands are the regions excluded from the mask used in the ESPRESSO DRS. Top panel: telluric spectrum produced with Molecfit (Smette et al. 2015; Kausch et al. 2015). The H2O lines are in blue, while the O2 lines are in red. Middle panel: ESPRESSO spectrum of the G-type star Tau Ceti. Bottom panel: ESPRESSO spectrum of the M5-type star Proxima.
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