Table 3: PN spectral fits for PKS 2149-306in the hard energy band 2-8 keV and galactic absorption.
Model $\Gamma $ E $\sigma $/$\tau $ $\chi^2_{\rm red}$/d.o.f.
    (1) (2)  

pow
1.44$~\pm~$0.04     0.87/196
pow + Gauss 1.44$~\pm~$0.05 4.96$~\pm~$0.06 (0.01) 0.84/194
pow + edge 1.40$~\pm~$0.07 5.10$~\pm~$0.20 0.10 $\pm$ 0.10 0.85/194
The errors given are at the 90% level.
(1) Line energy in keV;   the normalization of the line is $3.02\pm 2.57 \times$ 10-6 ph/keV/cm2/s.
(2) Line width ($\sigma $) or depth of the absorption edge ($\tau $) in keV.


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