Looking for the first galaxies: lensing or blank fields?

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Table 7:

Field to field variance for 3 different magnitude limits: $m_{\rm lim}=27.0$ , 28.0 and 29.0, in a $6\hbox {$^\prime $ }\times 6\hbox {$^\prime $ }$ blank field and lensing field (behind AC114) for the LF(c).
	$m_{\rm lim}=27.0$		$m_{\rm lim}=28.0$		$m_{\rm lim}=29.0$
	$\langle N \rangle$	v_r	$\langle N \rangle$	v_r	$\langle N \rangle$	v_r
Blank field
z=6	65.58	27%	256.71	21%	681.92	18%
z=7	19.01	38%	107.27	26%	352.52	21%
z=8	4.17	62%	39.78	34%	170.04	26%
z=10	0.05	471%	2.92	72%	29.73	39%
z=12	<0.00	_	0.04	494%	2.56	77%
Lensing field
z=6	$83.88^{\rm +6.60}_{-6.28}$	$26^{\rm +0}_{-0}$ %	$253.92^{\rm +13.20}_{-12.86}$	$23^{\rm +0}_{-0}$ %	$537.27^{\rm +17.23}_{-17.22}$	$22^{\rm +0}_{-0}$ %
z=7	$31.05^{\rm +3.21}_{-3.00}$	$33^{\rm +1}_{-1}$ %	$122.49^{\rm +8.16}_{-7.85}$	$26^{\rm +1}_{-1}$ %	$318.64^{\rm +13.88}_{-13.66}$	$24^{\rm +0}_{-0}$ %
z=8	$10.03^{\rm +1.39}_{-1.27}$	$45^{\rm +1}_{-2}$ %	$54.01^{\rm +4.57}_{-4.33}$	$31^{\rm +1}_{-1}$ %	$174.64^{\rm +9.75}_{-9.46}$	$26^{\rm +0}_{-0}$ %
z=10	$0.72^{\rm +0.20}_{-0.16}$	$129^{\rm +14}_{-14}$ %	$7.44^{\rm +1.06}_{-0.96}$	$55^{\rm +2}_{-2}$ %	$41.28^{\rm +3.58}_{-3.39}$	$37^{\rm +1}_{-2}$ %
z=12	$0.06^{\rm +0.03}_{-0.02}$	$411^{\rm +107}_{-78}$ %	$0.64^{\rm +0.17}_{-0.14}$	$137^{\rm +15}_{-14}$ %	$6.46^{\rm +0.92}_{-0.83}$	$59^{\rm +2}_{-2}$ %

Notes. Field to field variance in lensing fields includes $1-\sigma$ magnification errors.

Source LaTeX | All tables | In the text

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