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Table 1.
Details of the collected spectroscopic data for the five systems (R stands for the spectral resolving power, and n for the number of spectra gathered with each instrument.
| Observatory | Telescope + spectrograph | Time span | Spectral coverage [Å] | R | n |
|---|---|---|---|---|---|
| CASLEO (CAS) | 2.15 m Jorge Sahade + REOSC echelle | 2006–2024 | 3600–6100 | 15 000 | 125 |
| Las Campanas (LCO) | 2.5 m du Pont + echelle | 2009–2019 | 3500–9850 | 40 000 | 68 |
| La Silla | 2.2m MPG/ESO + FEROS | 2008–2015 | 3570–9210 | 48 000 | 36 |
| Roque de Los Muchachos | 2.56 m NOT + FIES | 2012 | 3704–7271 | 46 000 | 2 |
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