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Swift-XRT spectra of GRB 140104B

Last updated after receiving ObsID 00020343001, version 9

Data were analysed using HEASOFT version 6.32

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Time-averaged spectrum (T0 + 55382 to 73643 s)

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PC mode spectrum of Time-averaged

PC mode. Mean photon arrival: T0+64489 s

NH (Galactic)7.14 × 1020 cm-2
NH (intrinsic)1.20 (+1.72, -0.82) × 1022 cm-2
z of absorber0
Photon index5.8 (+4.1, -2.5)
Flux (0.3-10 keV)
(Observed)		1.5 (+0.7, -0.5) × 10-13 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)		4 (+1.00 × 1011, -3) × 10-11 erg cm-2 s-1
Counts to flux (obs)1.61 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)3.67 × 10-9 erg cm-2 ct-1
W-stat (dof)
What's this?		18.99 (25)
Spectrum exposure4.9 ks