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Table 2

Setup and journal of the observations.

Gemini-South program GS-2008A-Q-3

CCDs, EEV# 2037-06-03/8194-19-04/8261-07-04
# of pixels 3  ×  2048  ×  4068 chips
pixel size [μm2] 13.5  ×  13.5
scale [arcsec pix-1] 0.0727
readout noise [e pix-1] 3.20/3.50/3.10
gain [ADU (e)-1] 2.000/1.900/1.900
grism B600_G5323
slit width [″] 0.5
slit position angle [deg] 18
FWHM δλ [Å] 2.5
σinstr [km s-1] 61
dispersion [Å pix-1] 0.46

First setup: 2008 Apr. 2

central wavelength [Å] 5250
spectral range [Å] 3640–6500
exposures [s] 4  ×  1200
seeing [″] 0.9

Second setup: 2008 March 13/14

central wavelength [Å] 5300
spectral range [Å] 3640–6500
exposures [s] 1500 + 2  ×  1888
seeing [″] 1.6

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