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Swift-XRT spectra of GRB 151120A

Last updated after receiving ObsID 00020559001, version 5

Data were analysed using HEASOFT version 6.35.2

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Time-averaged spectrum (T0 + 16380 to 23593 s)

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PC mode spectrum of Time-averaged

PC mode. Mean photon arrival: T0+18760 s

NH (Galactic)9.05 × 1020 cm-2
NH (intrinsic)1.7 (+1.3, -1.1) × 1021 cm-2
z of absorber0
Photon index1.98 (+0.31, -0.29)
Flux (0.3-10 keV)
(Observed)		2.8 (+0.5, -0.4) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)		4.0 (+0.6, -0.5) × 10-12 erg cm-2 s-1
Counts to flux (obs)3.68 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)5.21 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?		130.12 (169)
Spectrum exposure4.0 ks