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Table 4

Parameters of the spectrum in 1998-10-09 with different description of the continuum: HIGHECUT + BB, HIGHECUT + PC and FDCUT + GAUS.

Parameter HC+BB HC+PC FDC+G

NH [1022 atoms cm-2]
Γ
Ecut [keV]
Efold [keV]
EFea [keV]
AFe [10-3ph cm-2 s-1]
Ecyc [keV]
σcyc [keV]
τ cyc
kTbb [keV]
K bb b
NHpc [1022atoms cm-2]
C pc
EG [keV]
σG [keV]
δ G

/d.o.f. 1.065/599 1.122/599 1.034/599

Notes. The values of absorbed and unabsorbed fluxes in 0.1–120 keV energy range are Fab = 4.04 × 10-9 erg/cm2/s, Funab = 4.27 × 10-9 erg/cm2/s.

(a)

Width of the iron line fixed at σ = 0.01 keV.

(b)

, where R2 is the black body radius in km, is the distance to the source in units of 10 kpc. For the XTE J1946+274 D = 9.5 kpc.

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