Assessing methods for telluric removal on atmospheric retrievals of high-resolution optical exoplanetary transmission spectra

Open Access

Fig. 1

Example of telluric absorption correction with MOLECFIT on ESPRESSO S1D spectra. The top panel shows an O₂ region, including a broad stellar absorption line. The bottom panel shows a H₂O region. The final telluric model was used to correct the raw ESPRESSO S2D spectra (see Sect. 2.4)

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