Table 2: R-J colour distribution. The two values represent the total number of EROs in the specified magnitude interval and the fraction which has an optical counterpart.
J-magnitude mean R-J colour FWHM      EROs

14 $\le J <$ 15
    1.68 $\pm$ 0.01        0.388 $\pm$ 0.008            0

15 $\le J <$ 16     1.73 $\pm$ 0.01        0.473 $\pm$ 0.014            0

16 $\le J <$ 17     1.79 $\pm$ 0.01        0.544 $\pm$ 0.024            1/1

17 $\le J <$ 18     1.86 $\pm$ 0.04        0.837 $\pm$ 0.090            9/9

18 $\le J <$ 19     3.08 $\pm$ 0.02        1.679 $\pm$ 0.020          41/21

    5.16 $\pm$ 0.06        0.637 $\pm$ 0.066

19 $\le J <$ 20     2.85 $\pm$ 0.03        1.489 $\pm$ 0.028            9/4

    4.30 $\pm$ 0.00 (fixed)        1.656 $\pm$ 0.127

**Table 2:** R-J colour distribution. The two values represent the total number of EROs in the specified magnitude interval and the fraction which has an optical counterpart.
J-magnitude	mean R-J colour	FWHM	EROs
14 $\le J <$ 15	1.68 $\pm$ 0.01	0.388 $\pm$ 0.008	0
15 $\le J <$ 16	1.73 $\pm$ 0.01	0.473 $\pm$ 0.014	0
16 $\le J <$ 17	1.79 $\pm$ 0.01	0.544 $\pm$ 0.024	1/1
17 $\le J <$ 18	1.86 $\pm$ 0.04	0.837 $\pm$ 0.090	9/9
18 $\le J <$ 19	3.08 $\pm$ 0.02	1.679 $\pm$ 0.020	41/21
	5.16 $\pm$ 0.06	0.637 $\pm$ 0.066
19 $\le J <$ 20	2.85 $\pm$ 0.03	1.489 $\pm$ 0.028	9/4
	4.30 $\pm$ 0.00 (fixed)	1.656 $\pm$ 0.127

Source LaTeX | All tables | In the text

	1 Introduction
	2 Observations, data reduction and photometry
	3 Results
	4 Summary
	References