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Table 4
Instrument and abundance set-ups for the models and retrievals of the four planets considered in this study.
| Molecules and abundances | Instrument/mode |
|---|---|
| HD 189733b and HD 209458b | |
| C2H2 = 1 × 10−4, 1 × 10−6, 1 × 10−7 C2H4 = 1 × 10−4, 1 × 10−6, 1 × 10−7 CH4 = 1 × 10−4, 1 × 10−6, 1 × 10−7 |
MIRI LRS NIRISS SOSS NIRCam F322W2 NIRSpec G395M NIRISS SOSS + NIRSpec G395M NIRSpec G395M + MIRI LRS NIRCam F322W2 + MIRI LRS |
| HD 97658b | |
| C2H2 = 1 × 10−4, 1 × 10−6, 1 × 10−7 C2H4 = 1 × 10−4, 1 × 10−6, 1 × 10−7 CH4 = 1 × 10−4, 1 × 10−6, 1 × 10−7 |
MIRI LRS (+ 25 transits) NIRISS SOSS (+ 25 transits) NIRCam F322W2 (+ 25 transits) NIRSpec G395M (+ 25 transits) NIRISS SOSS + NIRSpec G395M NIRSpec G395M + MIRI LRS NIRCam F322W2 + MIRI LRS |
| Kepler-30c | |
| C2H2 = 1 × 10−4, 1 × 10−6 C2H4 = 1 × 10−4, 1 × 10−6 CH4 = 1 × 10−4, 1 × 10−6 |
MIRI LRS (slit/slitless) NIRISS SOSS NIRCam F322W2 NIRSpec G395M NIRSpec Prism NIRISS SOSS + NIRSpec G395M NIRSpec Prism + MIRI LRS (slit/slitless) |
Notes. The molecular abundances for the species listed in the first column were set to the values specified, with all other molecules abundances based on equilibrium chemistry as given in Table 3.
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