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Table 4
Summary of the detections in the transmission spectra of the two transits.
| 1-UT | 4-UT | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Element | λair | Contrast | FWHM | Shift | Detection | Contrast | FWHM | Shift | Detection | 2D |
| (Å) | (%) | (km s−1) | (km s−1) | (%) | (km s−1) | (km s−1) | ||||
| Ca II K | 3933.66 | 4.20 ± 0.70 | 76.63 ± 14.63 | − 24.40 ± 5.27 | Y | 5.22 ± 0.17 | 85.1 ± 3.1 | − 17.6 ± 1.4 | Y | Y |
| Ca II H | 3968.47 | 2.68 ± 0.51 | 108.73 ± 18.87 | − 39.67 ± 7.86 | Y | 4.18 ± 0.19 | 71.9 ± 3.7 | − 19.0 ± 1.6 | Y | Y |
| 4030.76 | ||||||||||
| Mn | 4033.07 | N/A | N/A | N/A | N | 0.29 ± 0.08 | 15.3 ± 3.9 | − 5.2 ± 2.1 | YN | N |
| 4034.49 | ||||||||||
| Mg I | 4571.10 | N/A | N/A | N/A | N | − 0.40 ± 0.08 | 10.9 ± 1.9 | − 7.9 ± 1.0 | Y | N |
| Hβ | 4861.33 | N/A | N/A | N/A | N | 0.35 ± 0.11 | 26.1 ± 14.9 | − 6.3 ± 4.3 | YN | YN |
| 5167.32 | ||||||||||
| Mg I | 5172.68 | N/A | N/A | N/A | N | − 0.24 ± 0.06 | 13.4 ± 4.4 | − 6.3 ± 1.8 | Y | Y |
| 5183.60 | ||||||||||
| Na D2 | 5889.95 | 0.398 ± 0.081 | 18.42 ± 4.56 | − 7.42 ± 1.98 | Y | 0.447 ± 0.045 | 15.6 ± 1.9 | − 5.9 ± 0.8 | Y | Y |
| Na D1 | 5895.92 | 0.271 ± 0.067 | 29.53 ± 9.94 | − 2.45 ± 3.18 | Y | − 0.51 ± 0.048 | 26.3 ± 3.3 | − 4.9 ± 1.1 | Y | Y |
| Hα | 6562.81 | 1.414 ± 0.090 | 34.70 ± 2.65 | − 4.64 ± 1.18 | Y | 1.70 ± 0.048 | 40.9 ± 1.7 | − 3.9 ± 0.6 | Y | Y |
| Li | 6707.76 | N/A | N/A | N/A | N | 0.23 ± 0.04 | 19.4 ± 3.3 | − 2.7 ± 1.6 | Y | Y |
| K | 7698.96 | N/A | N/A | N/A | N | 0.23 ± 0.05 | 12.5 ± 5.4 | − 4.9 ± 1.2 | Y | N |
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