The bright end of the z ~ 7 UV luminosity function from a wide and deep HAWK-I survey

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Table 1

BDF – observations.

Filter	Instr.	Exp. Time (s)	Seeing (arcsec)	Mag. Limit^a

V-High	FORS2	13 800	0.75	29.1
R-Special	FORS2	11 600	0.63	29.3
I-Bessel	FORS2	4800	0.70	27.8
Z-Gunn	FORS2	64 800	0.59	28.6
Y-Open	HAWK-I	56 940	0.52	28.3^b
J-Open	HAWK-I	18 720	0.54	26.5
Ks-Open	HAWK-I	30 060	0.44	26.0

Notes.

^(a)

(S/N = 1;

^(b)

Y = 26.5 at S/N = 5.

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