SIMBAD references

2020MNRAS.496..197S - Mon. Not. R. Astron. Soc., 496, 197-205 (2020/July-3)

Broad-band spectral analysis of LMXB XTE J1710-281 with Suzaku.

SHARMA P., SHARMA R., JAIN C. and DUTTA A.

Abstract (from CDS):

This work presents the broad-band time-averaged spectral analysis of neutron star (NS) low-mass X-ray binary, XTE J1710-281 by using the Suzaku archival data. The source was in a hard or an intermediate spectral state during this observation. This is the first time that a detailed spectral analysis of the persistent emission spectra of XTE J1710-281 has been done up to 30 keV with improved constraints on its spectral parameters. By simultaneously fitting the X-ray Imaging Spectrometer (0.6-9.0 keV) and the HXD-PIN (15.0-30.0 keV) data, we have modelled the persistent spectrum of the source with models comprising a soft component from accretion disc and/or NS surface/boundary layer and a hard Comptonizing component. The 0.6-30 keV continuum with neutral absorber can be described by a multicolour disc blackbody with an inner disc temperature of kTdisc = 0.28 keV, which is significantly Comptonized by the hot electron cloud with electron temperature of kTe ≃ 5 keV and described by photon index Γ = 1.86. A more complex three-component model comprising a multicolour disc blackbody ≃0.30 keV, single-temperature blackbody ≃0.65 keV, and Comptonization from the disc, partially absorbed (about 38 per cent) by an ionized absorber (log(ξ) ≃ 4) describes the broad-band spectrum equally well.

Abstract Copyright: © 2020 The Author(s) Published by Oxford University Press on behalf of the Royal Astronomical Society

Journal keyword(s): accretion, accretion discs - binaries: eclipsing - stars: neutron - X-rays: binaries - X-rays: individual: XTE J1710-281

Simbad objects: 13

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