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Swift-XRT spectra of GRB 211107B

Last updated after receiving ObsID 00021467003, version 11

Data were analysed using HEASOFT version 6.35.2

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Time-averaged spectrum (T0 + 124315 to 147478 s)

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PC mode spectrum of Time-averaged

PC mode. Mean photon arrival: T0+133109 s

NH (Galactic)4.25 × 1020 cm-2
NH (intrinsic)1.0 (+2.4, -1.0) × 1021 cm-2
z of absorber0
Photon index2.4 (+0.9, -0.7)
Flux (0.3-10 keV)
(Observed)		5.3 (+2.4, -1.5) × 10-13 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)		7.8 (+3.0, -2.3) × 10-13 erg cm-2 s-1
Counts to flux (obs)2.93 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.37 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?		46.75 (42)
Spectrum exposure3.9 ks