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Swift-XRT spectra of GRB 071028B

Last updated after receiving ObsID 00295492008, version 20

Data were analysed using HEASOFT version 6.35.2

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Time-averaged spectrum (T0 + 211944 to 253411 s)

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PC mode spectrum of Time-averaged

PC mode. Mean photon arrival: T0+236357 s

NH (Galactic)1.27 × 1020 cm-2
NH (intrinsic)0 (+2.05 × 1021, -0) cm-2
z of absorber0
Photon index1.82 (+1.08, -0.75)
Flux (0.3-10 keV)
(Observed)		5.4 (+6.1, -2.9) × 10-14 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)		5.7 (+3.8, -2.9) × 10-14 erg cm-2 s-1
Counts to flux (obs)3.35 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)3.55 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?		16.41 (12)
Spectrum exposure13.1 ks