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Swift-XRT spectra of GRB 091111

Last updated after receiving ObsID 00020120002, version 5

Data were analysed using HEASOFT version 6.32

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Time-averaged spectrum (T0 + 100361 to 115297 s)

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PC mode spectrum of Time-averaged

WT mode. Mean photon arrival: T0+100362 s

Can't find a valid fit for this spectrum

PC mode. Mean photon arrival: T0+106598 s

NH (Galactic)7.65 × 1021 cm-2
NH (intrinsic)0 (+2.29 × 1022, -0) cm-2
z of absorber0
Photon index0.87 (+1.43, -0.52)
Flux (0.3-10 keV)
(Observed)		6.0 (+2.4, -2.7) × 10-13 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)		6.8 (+1.8, -2.5) × 10-13 erg cm-2 s-1
Counts to flux (obs)8.51 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)9.64 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?		29.08 (27)
Spectrum exposure5.4 ks