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Swift-XRT spectra of GRB 130504C

Last updated after receiving ObsID 00020267002, version 7

Data were analysed using HEASOFT version 6.35.2

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Time-averaged spectrum (T0 + 65575 to 93245 s)

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PC mode spectrum of Time-averaged

PC mode. Mean photon arrival: T0+79594 s

NH (Galactic)3.91 × 1021 cm-2
NH (intrinsic)4.3 (+3.6, -2.8) × 1021 cm-2
z of absorber0
Photon index1.8 (+0.4, -0.3)
Flux (0.3-10 keV)
(Observed)		2.4 (+0.4, -0.4) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)		3.7 (+1.0, -0.6) × 10-12 erg cm-2 s-1
Counts to flux (obs)5.14 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)7.90 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?		178.32 (192)
Spectrum exposure7.7 ks