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Table 5
Bright state XMM-Newton EPIC pn spectral best fit parameters and derived parameters for M31N 2007-12b.
| ObsID | tint | Ratea | Spectrab | NHc | kT | ν | χ2/ν | Lxd | Lbole | Lbol/L⊙ | Rf |
| (ks) | (10-3 ct s-1) | (1021 cm-2) | (eV) | (1038 erg s-1) | (104) | (109 cm) | |||||
|
|
|||||||||||
| 0505720301 | 22.08 | 260 ± 3 | BB |
|
|
78 | 1.12 | 7.7 | 11.0 | 28.8 | 2.78 |
| WD H |
|
|
78 | 1.36 | 1.9 | 2.3 | 5.9 | 1.12 | |||
| WD S |
|
|
78 | 1.28 | 1.6 | 1.8 | 4.8 | 0.78 | |||
| 0505720401 | 17.94 | 395 ± 5 | BB |
|
|
96 | 1.63 | 6.1 | 8.4 | 21.9 | 1.31 |
| WD H |
|
|
96 | 1.47 | 2.4 | 2.7 | 7.2 | 0.94 | |||
| WD S |
|
|
96 | 1.29 | 2.6 | 3.0 | 7.7 | 0.85 | |||
| 0505720501 | 16.86 | 479 ± 5 | BB |
|
|
112 | 2.68 | 7.6 | 10.2 | 26.6 | 1.27 |
| WD H |
|
|
112 | 1.06 | 2.4 | 2.7 | 7.0 | 0.80 | |||
| WD S |
|
|
112 | 0.98 | 2.4 | 2.7 | 6.9 | 0.71 | |||
| 0505720601 | 17.42 | 291 ± 4 | BB |
|
|
71 | 1.76 | 3.7 | 5.0 | 13.1 | 1.06 |
| WD H |
|
|
71 | 0.93 | 1.6 | 1.8 | 4.7 | 0.75 | |||
| WD S |
|
|
71 | 0.89 | 1.6 | 1.7 | 4.6 | 0.61 | |||
Notes.
(b)
model spectra. BB: black-body, WD H and WD S: NLTE WD atmosphere assuming Galactic halo or solar abundances, respectively (see text);
(c)
absorption with Galactic metal abundances (Wilms et al. 2000);
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