Candidate free-floating super-Jupiters in the young σ Orionis open cluster

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Volume 506 / No 3 (November II 2009)

A&A, 506 3 (2009) 1169-1182

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Table 3:

Re-estimated depth of individual fields from Caballero et al. (2007) and Zapatero Osorio et al. (2008).
ID	$\alpha$ $\delta$	Instr.	Filter	$m_{\rm cmp}$ , $m_{\rm lim}$
	(J2000) (J2000)			(mag)
1-h	05 39 37.6 -02 49 53	Omega2000	H	20.0, 20.9
17-h	05 38 38.7 -02 49 01	Omega2000	H	19.1, 19.6
17-k	05 38 37.6 -02 49 51	Omega2000	$K_{\rm s}$	19.6, 20.3
18-j^a	05 38 12.4 -02 35 18	Omega2000	J	21.1, 21.9
18-h^a	05 38 11.9 -02 34 59	Omega2000	H	20.6, 21.4
18-k^a	05 38 13.3 -02 35 37	Omega2000	$K_{\rm s}$	20.0, 21.0
19-h	05 38 44.6 -02 44 35	CFHTIR	H	21.1, 22.1
19-k	05 38 44.6 -02 44 35	CFHTIR	K'	20.9, 21.9
20-h	05 38 18.3 -02 44 31	CFHTIR	H	20.5, 21.3
20-k	05 38 18.3 -02 44 31	CFHTIR	K'	20.5, 21.3
21-h	05 39 24.2 -02 29 36	CFHTIR	H	20.9, 21.5
21-k	05 39 25.6 -02 29 37	CFHTIR	K'	20.5, 21.3
22-h	05 40 06.5 -02 32 29	CFHTIR	H	20.7, 21.9
22-k	05 40 06.6 -02 32 29	CFHTIR	K'	20.5, 21.5

^a Re-reduced data from Zapatero Osorio et al. (2008); deep central areas (and total areas) in J, H, and $K_{\rm s}$ are 215 (257), 208 (265), and 197 (278) arcmin². For the Omega2000 and CFHTIR data from Caballero et al. (2007), the deep central areas (and total areas) are 216 (236) and 6 (22) arcmin², respectively.

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