Metal enrichment of the neutral gas of blue compact dwarf galaxies: the compelling case of Pox 36

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Volume 494 / No 3 (February II 2009)

A&A, 494 3 (2009) 915-932

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Table 1:

Observational properties of Pox 36.
Property	Value	Comment
$\alpha$ (J2000)	$11{\rm h}58{\rm m}57.3{\rm s}$	HIPASS (Meyer et al. 2004)
$\delta$ (J2000)	$-19^\circ01'41''$	HIPASS (Meyer et al. 2004)
Galactic coordinates	l=286.114, b=42.123	HIPASS (Meyer et al. 2004)
Foreground Galactic extinction (mag)	E(B-V)=0.038	Schlegel et al. (1998)
Magnitude (mag)	B_J=14.27, I=14.38	HIPASS (Doyle et al. 2005)
	$K_{\rm s}=12.63$	Vanzi & Sauvage (2006)
L(H $\beta$ ) (erg s^-1)	$1.81\times10^{39}$	From F(H $\beta$ ) (Izotov & Thuan 2004) and D = 20 Mpc
FWHM (H I) ( km s^-1)	67.4	HIPASS (Meyer et al. 2004)
Peak H I flux (Jy)	0.1197	HIPASS (Meyer et al. 2004)
Integrated H I flux (Jy km s^-1)	8.6	HIPASS (Meyer et al. 2004)
M(H I) ( $M_\odot$ )	$8.1\times10^8$	Derived from the H I flux with the distance = 20 Mpc
Radial velocity ( km s^-1)	$1114\pm2$	21 cm line, Theureau et al. (1998)
	$1113.9\pm6.5$	HIPASS (Meyer et al. 2004; Zwaan et al. 2004)
	$1065\pm20$	Optical lines (Izotov & Thuan 2004)
Distance (Mpc)	$\approx$ 12	Vigroux et al. (1987) with H₀=73 km s^-1
	$\approx$ 16	Kunth & Joubert (1985)
	$\approx$ 20	Using v=1114 km s^-1, H₀=73 km s^-1, $\Omega_{\rm m}=0.27$
$\log$ O/H	$-3.95\pm0.02$	Izotov & Thuan (2004)
	$-3.86\pm0.03$	Kobulnicky & Skillman (1996)
	$-3.81\pm0.04$	Campbell (1988, 1992)
	$-3.82\pm0.04$	Kunth & Sargent (1983)
$\log$ N/H	$-5.53\pm0.03$	Izotov & Thuan (2004)
	$-5.39\pm0.10$	Kobulnicky & Skillman (1996)
	$-5.38\pm0.05$	Campbell (1992)
	$-5.37\pm0.05$	Kunth & Sargent (1983)
$\log$ Ar/H	$-6.24\pm0.03$	Izotov & Thuan (2004)
$\log$ Fe/H	$-6.17\pm0.10$	Izotov & Thuan (2004)

Source LaTeX | All tables | In the text

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