Measuring the stellar wind parameters in IGR J17544-2619 and Vela X-1 constrains the accretion physics in supergiant fast X-ray transient and classical supergiant X-ray binaries

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Table A.1

Parameters used in Appendix A.


Parameters	J11215-5952	GX 301-2	X1908+075	OAO 1657-415
	(SFXT)	(SGXB)	(SGXB)	(SGXB)


P_orb (d)	164.6 ^a	41.508 ^d	4.4007 ^g	10.44812 ⁱ
P_spin (s)	186.78 ^b	685 ^e	604.684 ^g	38.2 ^j
M _⋆ / M _⊙	30 ^c	43^e	15 ^h	14.3 ^k
R _⋆ / R _⊙	40 ^c	70 ^e	16 ^h	24.8 ^k
a (10¹² cm)	27.2 ^l	11.0 ^l	2.4 ^l,c	4.2 ^l
a (R_⋆)	9.8	2.3	2.1	2.5 ^l
B (10¹²G)	1.45 ⁿ	3.8 ^f	1.45 ⁿ	1.45 ⁿ
ν_wind (km s^-1)	1128 ^c	110 ^e	235 ^h	156 ^k
β	0.8 ⁿ	1.75 ^e	1.2 ^h	0.9 ^k

Notes.

^(a)

Romano et al. (2009).

^(b)

Swank et al. (2007).

^(c)

Lorenzo et al. (2014).

^(d)

Sato et al. (1986).

^(e)

Kaper et al. (2006) (for P_spin, we used an intermediate value in the observed range 675s <P_spin< 700s in the 1974-2001 period).

^(f)

Kreykenbohm et al. (2004).

^(g)

Levine et al. (2004).

^(h)

Martínez-Núñez et al. (2015).

⁽ⁱ⁾

Barnstedt et al. (2008).

^(j)

White & Pravdo (1979).

^(k)

Mason et al. (2012).

^(l)

From P_orb, total mass of the system and the 3rd Kepler’s law.

⁽ⁿ⁾

Not based in any estimation. Assumed as the same value as in IGR J17544-2619.

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