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Table 2
Averaged spectrum of the 14 Swift/XRT observations: best-fit results.
| Model | NHi( × 1022) | Parameters | Flux (× 10-11) | χ2/d.o.f. | |
| cm-2 | erg cm-2 s-1 | ||||
|
|
|||||
| Power law | 0.17 ± 0.01 |
|
|
882.2/476 | |
|
|
|||||
| Diskpbb | 0 |  keV |
|
678.4/476 | |
| (p = 0.75) |  km |
||||
|
|
|||||
| Diskpbb | 0.045 ± 0.016 |  keV |
|
518.2/475 | |
 km |
|||||
|
|||||
|
|
|||||
| Power law+diskbb | 0.06 ± 0.04 |
|
|
521.2/474 | |
 keV |
|
||||
 km |
|||||
|
|
|||||
| Diskbb+CompTT | ~0 |
|
|
513.4/473 | |
|
|||||
|
|
||||
|
|||||
Notes. NHi is the absorbing column in excess of the Galactic value. For each spectral component we report the intrinsic flux in the 0.3−10 keV range.
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