Metal-enriched plasma in protogalactic halos - A survey of N V absorption in high-z damped and sub-damped Lyman- systems

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Volume 503 / No 3 (September I 2009)

A&A, 503 3 (2009) 731-746

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Table 1:

Voigt component fits to DLA/sub-DLA N V.
QSO	$z_{\rm abs}$ ^a	v₀^b	b	log N^c
		(km s^-1)	(km s^-1)	(N in cm^-2)
DLAs
J1014+4300	2.95880	-13 $\pm$ 2	29 $\pm$ 3	13.20 $\pm$ 0.04^*
J1211+0422	2.37655	-98 $\pm$ 12	21 $\pm$ 10	13.12 $\pm$ 0.17
		-67 $\pm$ 16	20 $\pm$ 14	12.92 $\pm$ 0.17
		-14 $\pm$ 2	18 $\pm$ 2	13.33 $\pm$ 0.03
J1757+7539	2.62530	-67 $\pm$ 2	7 $\pm$ 1	13.20 $\pm$ 0.03^*
J2100-0641	3.09240 $\dagger$	6 $\pm$ 7	74 $\pm$ 10	13.62 $\pm$ 0.05^*
Q0042-2930	1.80947	-89 $\pm$ 2	6 $\pm$ 1	13.59 $\pm$ 0.04^*
Q0450-1310	2.06655	-3 $\pm$ 2	17 $\pm$ 1	13.29 $\pm$ 0.02
		30 $\pm$ 2	9 $\pm$ 1	12.82 $\pm$ 0.04
		88 $\pm$ 2	22 $\pm$ 3	12.99 $\pm$ 0.05
Q0528-2505	2.81115 $\dagger$	-41 $\pm$ 5	51 $\pm$ 4	13.43 $\pm$ 0.06
		12 $\pm$ 2	18 $\pm$ 1	13.70 $\pm$ 0.05
		27 $\pm$ 2	8 $\pm$ 2	12.87 $\pm$ 0.13
		43 $\pm$ 13	47 $\pm$ 10	13.26 $\pm$ 0.17
Q0551-3637	1.96221	-111 $\pm$ 2	13 $\pm$ 3	13.26 $\pm$ 0.11
		-97 $\pm$ 7	74 $\pm$ 8	14.09 $\pm$ 0.07
		-61 $\pm$ 6	21 $\pm$ 14	12.84 $\pm$ 0.47^*
		3 $\pm$ 20	79 $\pm$ 15	13.60 $\pm$ 0.18^*
Q1242+0006	1.82452	-842 $\pm$ 2	11 $\pm$ 1	13.90 $\pm$ 0.02^*
		-709 $\pm$ 2	13 $\pm$ 2	13.50 $\pm$ 0.05
Q1331+1704	1.77635	-153 $\pm$ 11	28 $\pm$ 10	13.21 $\pm$ 0.22
		-113 $\pm$ 3	22 $\pm$ 3	13.52 $\pm$ 0.11
		-59 $\pm$ 5	12 $\pm$ 8	12.61 $\pm$ 0.25
		-32 $\pm$ 2	11 $\pm$ 3	13.35 $\pm$ 0.10
		-6 $\pm$ 6	16 $\pm$ 9	12.93 $\pm$ 0.25
		48 $\pm$ 4	27 $\pm$ 9	13.08 $\pm$ 0.11
		103 $\pm$ 3	19 $\pm$ 5	13.08 $\pm$ 0.10
		152 $\pm$ 4	24 $\pm$ 6	13.03 $\pm$ 0.09
Q2243-6031	2.33061	-356 $\pm$ 2	13 $\pm$ 1	13.41 $\pm$ 0.01
		-320 $\pm$ 2	9 $\pm$ 2	12.87 $\pm$ 0.04^*
Q2348-1444	2.27940	-128 $\pm$ 2	8 $\pm$ 1	13.53 $\pm$ 0.05
		-98 $\pm$ 2	18 $\pm$ 1	14.29 $\pm$ 0.01
		-62 $\pm$ 2	9 $\pm$ 1	13.57 $\pm$ 0.03
		2 $\pm$ 2	13 $\pm$ 2	13.36 $\pm$ 0.04
		48 $\pm$ 2	10 $\pm$ 1	13.18 $\pm$ 0.03
		137 $\pm$ 9	19 $\pm$ 3	13.96 $\pm$ 0.10
		160 $\pm$ 18	19 $\pm$ 15	13.13 $\pm$ 0.10
Sub-DLAs
Q0237-2321	1.67234	-37 $\pm$ 2	12 $\pm$ 1	13.33 $\pm$ 0.02
		21 $\pm$ 3	25 $\pm$ 3	13.41 $\pm$ 0.06
		54 $\pm$ 4	14 $\pm$ 9	12.62 $\pm$ 0.15
		163 $\pm$ 10	19 $\pm$ 15	13.23 $\pm$ 0.20
		183 $\pm$ 3	9 $\pm$ 7	12.87 $\pm$ 0.15
Q1037-2704	2.13906	-308 $\pm$ 2	22 $\pm$ 1	13.60 $\pm$ 0.01
		5 $\pm$ 2	40 $\pm$ 3	13.29 $\pm$ 0.03

^a $\dagger$ denotes a proximate DLA (<5 000 km s^-1 from QSO); ^b velocity centroid
relative to $z_{\rm abs}$ ; ^c* denotes a marginal N V detection.

Source LaTeX | All tables | In the text

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