HRC-I/Chandra X-ray observations towards σ Orionis

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Volume 521 (October 2010)

A&A, 521 (2010) A45

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Table A.1:

X-ray parameters of faint HRI/ *ROSAT* sources in $\sigma$ Orionis not listed by Caballero et al. (2009)^a.
No.	Name	N	$\overline{CR}$	$\sigma_{CR}$	$\overline{\delta CR}$	$\chi ^2$
			[ks^-1]	[ks^-1]	[ks^-1]
4	Mayrit 348349	11	11.46	10.03	1.95	114.6
16	Mayrit 97212	11	3.66	0.95	1.22	0.361
18	Mayrit 403090	16	5.07	1.75	1.58	4.663
27	Mayrit 489165	6	2.77	1.68	1.24	2.176
29	Mayrit 92149 AB	6	3.24	1.01	0.77	1.540
31	[W96] 4771-1056	6	3.76	1.00	1.09	1.126
32	Mayrit 374056	13	5.61	1.88	1.88	4.617
37	Mayrit 102101 AB	7	7.77	4.86	1.77	45.91

Notes. ^(a) Number of associated X-ray events, mean and standard deviation of the net count rate, mean of the error on the count rate, and normalised double-weighted $\chi ^2$ of the X-ray series (see Table 1 in Caballero et al. 2009).

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