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Table 2

Spectral ranges considered for the retrieval of hydrocarbon profiles and a list of other opacity sources considered in each spectral windows.

Spectral interval Retrieved species and vertical extent Other species considered

780–860 cm-1 C2H6 (5 mbar–1 μbar) C2H2
700–760 cm-1 C2H2 (5 mbar–1 μbar) and C3H8 (5–0.5 mbar) C2H6
620–640 cm-1 CH3C2H (5–0.01 mbar) and C4H2 (3–0.01 mbar) C2H2
660–680 cm-1 CO2 (3–0.1 mbar), C6H6 (3–0.2 mbar, col. abundance) C2H2

Notes. The pressure range of maximum sensitivity to hydrocarbons is also given.

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