Table 1
Optimal spectral parameters determined from the fits to the average broad-band spectrum of IGR J18245–2452 performed with the nthcomp and compps models.
| nthcomp | compps | ||
|
|
|||
| NH (1022 cm-2) | 0.24 ± 0.01 | 0.23 ± 0.01 | |
| kTbb (keV) | 0.34 ± 0.01 | – | |
| Γ | 1.44 ± 0.01 | – | |
| kTe (keV) | 23 ± 2 | 30 ± 3 | |
| kTseed (keV) | – | 0.37 ± 0.01 | |
| τT | – |
|
|
| cosθ | – | 0.76 ± 0.02 | |
| Aseed (km2) | – | 250 ± 40 | |
| EFe (keV) | 6.6 ± 0.2 | 6.5 ± 0.1 | |
| σEFe (keV) | 1.11 ± 0.12 | 1.09 ± 0.13 | |
|
1.19/2642 | 1.15/2640 | |
| Fbol (10-10 erg cm-2 s-1)a | 4.25 ± 0.02 | 4.19 ± 0.02 | |
Notes. The Gaussian lines at 1.5, 1.8, 2.2 keV, and a broad Gaussian iron line were also included in the fit (see Ferrigno et al. 2014, for further details). In both models the diskbb component does not improve the fit.
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