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Table 3.
Best-fit results of the spectro-polarimetric analysis of the phase-resolved IXPE data of EXO 2030+375 using the const×tbabs(powerlaw×polconst) model in the 2–8 keV energy band.
| Phase | NH | Γ | Norm (a) | PD | PA | χ2/d.o.f. |
|---|---|---|---|---|---|---|
| (1022 cm−2) | (%) | (deg) | ||||
| 0.00–0.18 | 2.9 ± 0.1 | 1.42 ± 0.02 | 4.9 ± 0.2 | 3.0 ± 1.1 | 45 ± 9 | 991/1037 |
| 0.18–0.26 | 3.2 ± 0.2 | 1.53 ± 0.04 | 2.3 ± 0.1 | 2.1 ± 1.5 | 81 ± 21 | 1015/1098 |
| 0.26–0.35 | 3.4 ± 0.1 | 1.44 ± 0.03 | 3.2 ± 0.1 | 6.2 ± 1.3 | 62 ± 6 | 938/974 |
| 0.35–0.44 | 2.3 ± 0.1 | 1.07 ± 0.03 | 1.4 ± 0.1 | 4.8 ± 1.5 | 38 ± 11 | 754/788 |
| 0.44–0.63 | 3.34 ± 0.09 | 1.17 ± 0.02 | 6.4 ± 0.2 | 6.3 ± 0.7 | −6.5 ± 3.3 | 878/905 |
| 0.63–0.72 | 2.5 ± 0.1 | 1.22 ± 0.03 | 2.4 ± 0.1 | 2.9 ± 1.1 | 41 ± 11 | 1009/1048 |
| 0.72–1.00 | 3.06 ± 0.07 | 1.30 ± 0.02 | 10.9 ± 0.2 | 2.7 ± 0.6 | 89 ± 5 | 1103/1222 |
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