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Table 3
Simultaneous fitting results of the combined, phase resolved X-ray spectra of RBS 1223 with different spectral models.
| Fitted | Spectral model | |
| parameter* | Iron condensed surface | Blackbody |
| partially ionized H atmosphere | electron scattering | |
|
|
||
| Tp1 [eV] |
|
109 ± 4.0 |
| Tp2 [eV] | 99.0 ± 3.0 | 106 ± 3.0 |
| Bp1 × 1014 [G] | 0.86 ± 0.02 | 0.65 ± 0.03 |
| Bp2 × 1014 [G] | 0.86 ± 0.02 | 0.58 ± 0.02 |
| ap1 | 0.61 ± 0.11 | 0.25 |
| ap2 | 0.29 ± 0.05 | 0.25 |
| τ0 |
|
1.90 ± 0.06 |
| σ [eV] |
|
168.0 ± 6.0 |
| z | 0.15 ± 0.02 | 0.17 ± 0.03 |
| κ [°] | 4.2 ± 0.6 | 4.0 ± 0.4 |
| i [°] | 48.9 ± 0.5 | 45.6 ± 0.5 |
| θ [°] | 90.0 ± 0.5 | 90.0 ± 0.5 |
Notes.
(*)
See Sect. 3 for definition of the model parameters.
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