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Table 2

Results of the X-ray spectral fitting.

(a) Continuum variations (b) Absorption variations
923/10394 15181/15666/15667 923/10394 15181/15666/15667

... 0.94 0.95
T (keV) ... 0.61 ± 0.03 * 0.61 ± 0.03 *
N1 ... (1.2 ± 0.1) × 10-5 * (1.2 ± 0.1) × 10-5 *
N2 ... (7.9 ± 0.9) × 10-6 * (8.2 ± 0.9) × 10-6 *
NH(1022 cm-2) ... 32.3 ± 1.6 * 89.7 ± 12.3 32.0 ± 1.7
N3 ... (2.1 ± 0.9) × 10-4 (1.16 ± 0.08) × 10-3 (1.14 ± 0.08) × 10-3 *
EW(FeKα) (eV) ... 800 ± 320 140 ± 60 310 ± 170 110 ± 60
L(0.5−2 keV) (obs.) ... 0.67 ± 0.02 0.67 ± 0.20 0.67 ± 0.02 0.67 ± 0.02
L(2−10 keV) (obs.) ... 2.4 ± 0.3 20 ± 8 3.8 ± 0.4 11.9 ± 0.3
L(0.5−2 keV) (intr.) ... 7.3 ± 0.2 7.3 ± 0.2 36.2 ± 1.1 36.2 ± 1.1
L(2−10 keV) (intr.) ... 8.6 ± 1.1 46 ± 18 45.2 ± 4.7 45.2 ± 4.7

Notes. X-ray luminosities in units of 1040 erg/s. Normalisations (N1, N2, and N3) are in units of photons keV-1 cm-2 s-1 at 1 keV. Parameters marked with asterisks are set to be tied for all the observations. Including the FeKα slightly improved the final statistic of the fit with a for both continuum and absorption variations (see text).

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