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Table 3

Results from the simultaneous fit to all 0.5 − 10 keV spectra for the Jan.–Feb. 2009 observations.

BB+PL model

Epoch k TBB RBB Γ F0.5−10   keV
 × 10-11
 keV  km erg cm-2 s-1

Jan. 23 2009 0.58 ± 0.02 3.3 ± 0.2 1.2 ± 0.3
Jan. 25 2009 0.56 ± 0.01 3.3 ± 0.1 1.7 ± 0.1
Jan. 29 2009 0.57 ± 0.01 2.7 ± 0.1 1.8 ± 0.1
Feb. 03 2009a 0.580 ± 0.003 2.77 ± 0.05 1.8 ± 0.1
Feb. 06 2009 0.54 ± 0.01 2.6 ± 0.2 1.9 ± 0.1

RCS model

Epoch kT R βbulk φ F0.5 − 10   keV
 × 10-11
 keV  km rad erg cm-2 s-1

Jan. 23 2009 0.69 ± 0.02 5.2 ± 0.5 0.72 ± 0.01 0.47 ± 0.01 6.2 ± 0.2
Jan. 25 2009 0.65 ± 0.02 5.2 ± 0.3 0.56 ± 0.03 0.47 ± 0.01
Jan. 29 2009 0.65 ± 0.02 4.4 ± 0.3 0.49 ± 0.03 0.48 ± 0.02
Feb. 03 2009a 0.58 ± 0.01 5.8 ± 0.2 0.44 ± 0.01 0.490 ± 0.005
Feb. 06 2009 0.61 ± 0.01 4.7 ± 0.2 0.52 ± 0.02 0.47 ± 0.01 3.6 ± 0.2

Notes. 1σ c.l. uncertainties reported. BB+PL model: NH = 3.46 ± 0.03 × 1022   cm-2, for 700 (d.o.f). RCS model: NH = 3.06 ± 0.02 × 1022   cm-2, for 700 (d.o.f). The source distance is assumed to be 4.5 kpc.

(a)

XMM-Newton pointing.

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