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Swift-XRT spectra of GRB 070911

Last updated after receiving ObsID 00290624017, version 19

Data were analysed using HEASOFT version 6.32

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Time-averaged spectrum (T0 + 52215 to 150551 s)

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PC mode spectrum of Time-averaged

PC mode. Mean photon arrival: T0+83568 s

N_H (Galactic)	2.54 × 10²⁰ cm^-2
N_H (intrinsic)	6 (+6, -5) × 10²⁰ cm^-2
z of absorber	0
Photon index	1.94 (+0.24, -0.22)
Flux (0.3-10 keV) (Observed)	1.40 (+0.21, -0.18) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.66 (+0.19, -0.17) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	3.38 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.00 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	188.58 (199)
Spectrum exposure	11.0 ks