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Table 4

Model-fit parameters for the point sources studied in NGC 6946.

ID Model Internal k T1 k T2 Photon Net
type nHa [keV] [keV] Index counts

3 wabs(mekal+wabs*power law) 4.19 0.23 2.62 ± 0.23 0.94 1368
5 wabs(mekal+mekal) 0.54 ± 0.09 1.93 0.80 652
6 wabs(mekal+wabs*power law) 1.86 0.60 3.91 1.04 1524
11 wabs(mekal+wabs*power law) 1.78 0.38 2.48 0.99 1702
12 wabs(mekal+power law) 0.58 1.78 ± 0.12 0.91 1077
14 wabs(mekal+power law) 0.46 3.12 1.12 929
16 wabs(mekal+power law) 0.38 2.03 1.15 1404
17 wabs(mekal+mekal+wabs*power law) 5.29 0.18 ± 0.02 0.66 ± 0.06 2.31 0.91 3490
19 wabs(mekal+wabs(mekal+power law)) 6.87 0.32 0.70 2.55 1.02 9916
19b wabs(mekal+wabs*power law) 2.89 0.62 ± 0.04 2.36 1.03 9916
20 wabs(mekal+power law) 0.62 1.65 0.90 1234
21 wabs(mekal+power law) 0.45 1.52 1.12 2352
23 wabs(mekal+wabs*power law) 3.29 0.30 2.52 1.10 2016
24 wabs(mekal+wabs*power law) 2.16 0.78 ± 0.05 3.80 ± 0.15 1.23 9994
26 wabs(mekal+mekal+power law) 0.40 1.04 ± 0.03 2.26 ± 0.03 1.19 44650
26c wabs(mekal+mekal+power law+diskbb) 0.66 ± 0.06 1.34 1.98 ± 0.08 1.11 44650
27 wabs*power law 1.68 ± 0.05 1.05 2619
32 wabs(mekal+wabs*power law) 8.83 0.25 2.82 0.80 1541

Notes. ID 19 is the core central source in NGC 6946 and ID 26 is MF16.

(a)

Column density in [1021 cm-2].

(b)

Single temperature model for the thermal component.

(c)

Model with an additional multicolour disk model component of  keV.

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