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Table 7

Best-fitting parameters of the X-ray spectra of sources Nos. 23, 54, and 63 (errors at 90% confidence level).

No. N H Γ kT (diskbb) (d.o.f.)a F x unabs. Fx
(1021 cm-2) (keV) c-stat (d.o.f.) goodness (0.210 keV) erg cm-2 s-1

23 1.25 (31)
30 ≲ 0.1 367.18 (442) 51.19%
33 248.92 (365) 2.97%
54 ≲ 0.2 1.10 (65)
58 453.52 (546) 13.11%
63 ≲ 0.1 0.90 (29)
92 ≲ 0.1 321.24 (413) 23.16%

Notes. The fluxes (erg cm-2 s-1) have been calculated in the energy range 0.210 keV. Galactic absorption: NH = 1020 cm-2.

(a)

Reduced χ2 and d.o.f. or Cash statistic, d.o.f. and percentage of realisations with statistic <c-stat.

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