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Table 1

Journal of observations.

Instrument Date Setting Exposure time Resolving powera SNRb

UVES 2009-03-27 390+564 2 × 5400 s 390B:51400 – 564L:50800 – 564U:49500 – 775L:50200 – 775U:48600 10–40
UVES 2009-03-29 390+564 2 × 5400 s
UVES 2009-04-27 390+775 2 × 4500 s
X-shooter 2010-02-24 UVB 3600 s 5100 50
X-shooter 2010-03-03 UVB 3600 s

Notes.

(a)

“B”, “L” and “U” stand for respectively blue, lower red and upper red CCD.

(b)

Per pixel.

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