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Table 1.

Spectral ranges (in nm) of the spectra used in this study.

UVES-B390 or HIRES HIRES HIRES
Star UVES-B346 UVES-B437 UVES-R580 UVES-R860 HARPS FEROS SOPHIE CCD1 CCD2 CCD3 ESPRESSO
HD 25329 302–390 393–489 494–580
594–750 753–900
HD 74000 305–387 671–1000 378–690
HD 97916 308–387 478.5–680 387–694
HD 160617 305–387 378–690 390–910
HD 166913 307–387 478.5–680 370–787
G24-3 306–387 377–498 478.5–680 672-1000 307–399
G53-41 329–452 478.7–680
G90-3 302–394 391–485 491–580

Notes. The UVES spectrograph is installed at the ESO-VLT, HARPS at the ESO 3.6 m telescope, FEROS at the 2.2 m ESO telescope, SOPHIE at the 1.93 m telescope of the Observatoire de Haute-Provence (OHP), HIRES at the 10 m Keck telescope, and ESPRESSO at the incoherent combined Coudé facility of the ESO-VLT.

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