RX J0123.4-7321, a Be/X-ray binary in the wing of the Small Magellanic Cloud

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Table 1

X-ray observations of RX J0123.4-7321.

Satellite	ObsID	MJD^a	Dur^b	Orbit^c	Exp	Cts	F _observed	F _model	L ^d	L ^d
instrument			(d)	Phase	(ks)		(erg cm^-2 s^-1)	(erg cm^-2 s^-1)	(erg s^-1)	(erg s^-1)
							0.1−2.4 keV	0.2−4.5 keV	0.1−2.4 keV	0.2−4.5 keV

ROSAT/PSPC	rp400022n00	48536.2	0.96	0.65	16.6	936	8.84 × 10^-13	1.96 × 10^-12	6.43 × 10³⁵	1.07 × 10³⁶
ROSAT/PSPC	rp400022a01	48895.7	1.87	0.66	9.0	584	1.02 × 10^-12	2.27 × 10^-12	7.43 × 10³⁵	1.24 × 10³⁶
ROSAT/PSPC	rp400022a02	49141.0	1.20	0.70	11.9	147	1.95 × 10^-13	4.32 × 10^-13	1.42 × 10³⁵	2.36 × 10³⁵
XMM/EPIC	0601212401	55011.6	0.41	0.71	25.4	58	–	1.55 × 10^-14	–	7.86 × 10³³

Notes.

^(a)

Modified Julian date of the beginning of the observation.

^(b)

Duration of the observation.

^(c)

Phase = 0.5 corresponds to the maximum of the optical outbursts.

^(d)

Unabsorbed luminosity. A source distance of 60 kpc is assumed.

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