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Table 3

Results of the fits of the XMM-Newton spectra.

phabs(ISM)*(phabs1*(bvapce(3T)+bvapec(kThot)+phabs2*(bvapec(kThot)+gauss))

Obs. Nh,1 (1022 cm−2) kT1 (keV) norm1 (10−3 cm−5) kT2 (keV) norm2 (10−3cm−5) kT3 (keV) norm3 (10−3 cm−5) kThot (keV) normhot (10−3cm−5) NH,2 (1022 cm−2) covhot (%) [Fe] χ2
Feb. 04 0 2.65 (2315)
Jul. 10a 2 5 44 1.42 (2388)
Jul. 10b 12 1.24(2123)
Aug. 10a 18 1.37 (2876)
Aug. 10b 16 1.24(2641)
Jul. 14 54 1.77 (2472)
Jan. 21 99 1.68 (1201)
Feb. 21 57 1.66(1636)
Jul. 21 94 1.63 (1653)
Jan. 22 20 1.91 (1070)

Notes. The ISM neutral hydrogen column density was set to 1.45 × 1020 cm−2, the nitrogen abundance was set to 4.6 times solar and the line broadening to 540kms−1. The quoted uncertainties on the parameters of the fits correspond to 1 σ. The normalisation parameters of the bvapec components correspond to where d is the source distance in cm, ne and nH are the electron and H densities (in cm−3). The normhot value yields the total normalisation parameter of the hot plasma, that is, it corresponds to the sum of the normalisation factors of both bvapec(kThot) components. The column labelled covhot yields the fraction of normhot that is covered by the phabs2 column density. The Fe abundance is given as .

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