Free Access
Table 2
Model parameters of fitting XMM and INTEGRAL 1E 1740.7−2942 spectra.
| diskbb + compTT | ||||
|
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| 2003 | 2005 | 2012 | ||
|
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| phabs | NH (1022 cm-1) | 14.1 |
12.5 |
14.1 |
|
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| diskbb | Tin (keV) | 0.24 |
0.17 |
0.19 |
|
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| T0 (keV) | =Tin | =Tin | =Tin | |
| compTT | kT (keV) | 65.6 |
65.7 |
20.1 |
| τ | 0.90 |
0.85 |
3.56 |
|
|
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| Gauss (a) | LineE (keV) | – | – | 7.11 |
|
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| χ2/d.o.f. | 308/277 | 400/294 | 352/298 | |
|
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| diskbb + reflect*compTT | ||||
|
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| phabs | NH (1022 cm-2) | 13.4 |
12.5 |
14.0 |
|
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| diskbb | Tin(keV) | 0.21 |
0.16 |
0.17 |
|
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| reflect | Ω/2π | 0.74 |
0.32 |
≤ 0.01(b) |
|
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| compTT | T 0 | =Tin | =Tin | =Tin |
| kT(keV) | 64.7 |
65.5 |
20.8 |
|
| τ | 0.88 |
0.80 |
3.52 |
|
| norm | 44 |
43 |
76 |
|
|
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| Gauss (a) | LineE (keV) | – | – | 7.11 |
|
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| χ2/d.o.f. | 296/275 | 394/292 | 347/295 | |
|
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| diskbb + cutoffpl | ||||
|
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| phabs | NH (1022 cm-2) | 13.0 |
12.3 |
13.8 |
|
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| diskbb | Tin(keV) | 0.21 |
0.15 |
0.17 |
|
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| Γ | 1.42 |
1.52 |
1.24 |
|
| cutoffpl | Ecut(keV) | 89.7 |
87.1 |
138 |
| norm | 85 |
81 |
333 |
|
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| Gauss(a) | LineE (keV) | – | – | 7.11 |
|
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| χ2/d.o.f. | 286/276 | 379/293 | 350/296 | |
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