Table 2: Single-temperature APEC model parameters fit to the XIS spectra taken by four sensors (XIS-0, XIS-1, XIS-2, XIS-3), and the result from the simultaneous fit to all of the sensors (XIS-0, 1, 2, 3).

Sensor
kT [keV] Z [solar] Ka $\chi^2/{\rm d.o.f.}$
XIS-0 13.31(12.76-13.86) 0.35(0.28-0.40) 1.37(1.37-1.39) $\times10^{-2}$ 352.1/298
XIS-1 12.23(11.54-12.83) 0.36(0.30-0.41) 1.41(1.39-1.44) $\times10^{-2}$ 345.0/298
XIS-2 12.87(12.40-13.32) 0.34(0.29-0.38) 1.40(1.38-1.42) $\times10^{-2}$ 316.5/298
XIS-3 12.76(12.28-13.24) 0.30(0.25-0.35) 1.45(1.43-1.47) $\times10^{-2}$ 300.2/298
XIS-0,1,2,3 12.86(12.61-12.94) 0.33(0.31-0.36) 1.37(1.36-1.39) $\times10^{-2}$ 1320.4/1198

a The APEC normalization, $K=\int n_{\rm e} n_{\rm H} {\rm d}V/(4\pi D_A^2(1+z)^2)~{\rm [10^{14}~{\rm cm}^{-5}]}$.

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