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Table 3
Spectrographs used for this paper with their spectral resolution, wavelength coverage, and mean S/N from the spectra used.
| Spectrograph | Resolution | Spectral range | Mean S/N |
|
|
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| HARPS | 115 000 | 378−691 nm | 642 |
| UVES | 110 000 | 480−1100 nm | 212 |
| ESPaDOnS | 81 000 | 370−1050 nm | 775 |
| FIES | 67 000 | 370−730 nm | 763 |
| FEROS | 48 000 | 350−920 nm | 208 |
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