Open Access
Table A.2
Technical specifications of the spectrographs used in this study.
| Instrument Name | Spectroscopic mode | Wavelength coverage (Å) | Throughput p | Spectral resolution λ / ∆λ |
|---|---|---|---|---|
| Keck/ESI | Echellette | 3900 - 10000 | p ≥ 28% | ∼ 10000 |
| SALT/RSS | Long slit | 4500 - 7500 | p > 20% | ∼ 1000 |
| VLT/FORS | Low resolution, GRISM 600RI+19 | 5000 - 8500 | 20% < p < 30% | ∼ 800 |
| VLT/FORS | Low resolution, GRISM 300I+11 | 6000 - 11000 | 15% < p < 20% | ∼ 400 |
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