Table 7: Parameters of the ``6APEC model'', including estimates of the deprojected temperature profile from the Chandra ACIS-I data at the six annular bins in the NW region, which excludes the SE quadrant.

Radius [ $^{\prime\prime}$]
kT [keV] Z [solar]a Kb $\chi^2/{\rm d.o.f.}$

0-4
5.74 (5.01-6.64) 0.47 (0.39-0.55) 0.97 (0.92- $1.02)\times10^{-3}$ 364.2/290
4-8 8.06 (7.10-9.20)   1.83 (1.77- $1.89)~\times~10^{-3}$  
8-24 14.12 (12.61-16.08)   4.02 (3.93- $4.10)\times10^{-3}$  
24-56 17.49 (14.95-21.26)   2.86 (2.79- $2.95)\times10^{-3}$  
56-120 18.47 (14.49-23.18)   2.29 (2.22- $2.37)\times10^{-3}$  
120-300 8.27 (6.15-13.16)   $0.91 (0.86 - 0.97)\times10^{-3}$  
a The metal abundance is assumed to be common for all radial bins; b K represents the normalization factor for each spherical shell, i.e., the position angle of $0^{\circ }$- $360^{\circ }$, of the fitting.

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