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Table 2.
Best-fit model parameters (errors at 1σ confidence level) for the phase-averaged spectrum and the spectra of the four phase bins.
| Bin | Factor | PL photon index | PL flux | gabs LineE | gabs Sigma | gabs Strength (1) | NH | bbodyrad kT | bbodyrad radius (2) |
|---|---|---|---|---|---|---|---|---|---|
| 10−12 erg / cm2s | keV | keV | 1022 cm−2 | keV | km | ||||
| Avg. | – | 3.86 ± 0.03 | 10.0 ± 0.2 | 0.68 ± 0.07 | 0.33 ± 0.03 | 0.46 ± 0.15 | 1.21 ± 0.04 | 0.449 ± 0.003 | 2.36 ± 0.06 |
| 1 | 1.00 | 3.86 ± 0.03 | 11.7 ± 0.2 | 0.79 ± 0.05 | 0.27 ± 0.03 | 0.27 ± 0.08 | 1.24 ± 0.03 | 0.442 ± 0.003 | 2.77 ± 0.08 |
| 2 | 0.63 | 3.71 ± 0.03 | 15.7 ± 0.6 | 0.79 ± 0.05 | 0.27 ± 0.03 | 0.27 ± 0.08 | 1.24 ± 0.03 | 0.442 ± 0.003 | 2.77 ± 0.08 |
| 3 | 0.67 | 4.13 ± 0.04 | 9.3 ± 0.6 | 0.79 ± 0.05 | 0.27 ± 0.03 | 0.27 ± 0.08 | 1.24 ± 0.03 | 0.442 ± 0.003 | 2.77 ± 0.08 |
| 4 | 0.56 | 3.80 ± 0.04 | 11.4 ± 0.7 | 0.79 ± 0.05 | 0.27 ± 0.03 | 0.27 ± 0.08 | 1.24 ± 0.03 | 0.442 ± 0.003 | 2.77 ± 0.08 |
Notes. Linked parameters are reported only for bin 1.
(2)
Assuming a distance for 1E 2259+586 of 3.2 kpc (Kothes & Foster 2012).
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