Molecular gas in low-metallicity starburst galaxies: - Scaling relations and the CO-to-H2 conversion factor

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Volume 588 (April 2016)

A&A, 588 (2016) A23

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Table 3

Multiwavelength properties of galaxies from the literature.

Galaxy	r₂₅	r_SB	sini	M_HI	log Σ_HI	M_⋆	log Σ_SFR	12 +log (O/H)	log Σ_H₂
	kpc	kpc		10⁹ M_⊙	M_⊙ pc^-2	10⁹ M_⊙	M_⊙ yr^-1 kpc^-2	dex	M_⊙ pc^-2
	(2)	(3)	(4)	(5)	(6)	(7)	(8)	(9)	(10)

Haro 15	4.03	3.55	0.78	5.5	1.06	9.92	–1.28	8.33^a	<0.62^h
Mrk 5	3.04	0.74	0.74	0.14	0.70	0.07	–1.72	8.10^a	<0.47ⁱ
Mrk 86	10.3	1.37	0.49	0.05	0.09	1.75	–1.70	8.53^g	0.54^k
Mrk 370	7.01	1.01	0.70	0.29	0.74	0.83	–1.66	8.51^c	0.44ⁱ
Mrk 1089	6.04	3.82	0.79	7.46	1.51	3.38	–1.37	8.22^d	0.61^l
Mrk 1090	2.69	1.66	0.00	1.94	1.33	1.05	–0.92	8.15^d	<0.25^m
UM 462	3.47	0.92	0.72	0.22	1.15	7.95	–0.80	7.99^f	0.22^j
I Zw 123	1.39	0.43	0.47	0.06	1.02	0.12	–1.12	7.86^a	<0.55ⁱ
II Zw 40	1.40	0.92	0.79	0.45	1.35	8.09	–0.69	8.07^a	0.62ⁿ
II Zw 70	3.61	1.08	0.97	0.43	0.66	0.10	–1.70	7.69^a	<0.27^m
II Zw 71	4.05	1.46	0.92	0.95	1.03	0.65	–1.77	8.24^a	0.32^p

Notes. Columns: (2) radius at the μ_B = 25 mag arcsec^-2 isophote; (3) radius of the star-forming region from 2D surface photometry (Amorín et al. 2009); (4) inclination; (5) Hi gas mass; (6) logarithm of Hi gas surface density; (7) stellar mass; (8) logarithm of star-formation rate density; (9) gas-phase metallicity; (10) logarithm of H₂ surface density assuming a Galactic CO-to-H₂ conversion factor.

Reference. For metallicity: References for Σ_H₂:

^(a)

Shi et al. (2006);

^(b)

Cairós et al. (2007);

^(c)

García-Lorenzo et al. (2008);

^(d)

López-Sánchez & Esteban (2010);

^(e)

Zhao et al. (2010);

^(f)

Pérez-Montero & Díaz (2003);

^(g)

Gil de Paz et al. (2003).

^(h)

Frayer et al. (1998);

⁽ⁱ⁾

Leroy et al. (2005);

^(j)

Barone et al. (2000);

^(k)

Albrecht et al. (2004);

^(l)

Leon et al. (1998);

^(m)

Verdes-Montenegro et al. (1998);

⁽ⁿ⁾

Taylor et al. (1998);

^(o)

Tacconi & Young (1987);

^(p)

Wei et al. (2010).

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