Table 2.
Power-law and diskbb model parameters of X-1 from the Swift/XRT time-averaged spectrum.
| Parameters | Units | Power-law | diskbb |
|---|---|---|---|
| NH | 1022 cm−2 | 0.20 ± 0.04 | 0.06 ± 0.03 |
| Γ | 1.60 ± 0.12 | … | |
| Nnorma | 10−3 | 6.60 ± 0.92 | 2.92 ± 0.78 |
| Tin | keV | … | 1.69 ± 0.32 |
| LXb | 1039 erg s−1 | 8.87 ± 0.66 | 7.72 ± 0.64 |
| χ2/d.o.f. | 81.57/96 | 80.68/96 | |
| Null c | 0.85 | 0.87 |
Notes. (a)The normalization parameter of the power-law and diskbb ((rin km−1)/(D/10 kpc) 2 × cos i)). (b)Unabsorbed luminosity values calculated in the 0.3–10 keV energy band, adopted distance of 12.6 Mpc. (c)The null hypothesis probability with 96 degrees of freedom.
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