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Swift-XRT spectra of GRB 131117A

Last updated after receiving ObsID 00577968006, version 8

Data were analysed using HEASOFT version 6.32

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The spectral fits assume a redshift: 4.042 (GCN 15494)

Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 69 to 85670 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+101 s

NH (Galactic)1.50 × 1020 cm-2
NH (intrinsic)4.7 (+1.9, -1.7) × 1022 cm-2
z of absorber4.042
Photon index2.53 (+0.19, -0.18)
Flux (0.3-10 keV)
(Observed)
3.47 (+0.33, -0.30) × 10-10 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
5.2 (+0.7, -0.6) × 10-10 erg cm-2 s-1
Counts to flux (obs)2.58 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)3.87 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
195.97 (224)
Spectrum exposure51 s

PC mode. Mean photon arrival: T0+7937 s

NH (Galactic)1.50 × 1020 cm-2
NH (intrinsic)1.8 (+1.9, -1.7) × 1022 cm-2
z of absorber4.042
Photon index2.02 (+0.20, -0.19)
Flux (0.3-10 keV)
(Observed)
1.17 (+0.15, -0.13) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.33 (+0.14, -0.13) × 10-12 erg cm-2 s-1
Counts to flux (obs)3.19 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)3.63 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
192.34 (219)
Spectrum exposure15.6 ks

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Late Time spectrum (T0 + 4135 to 85670 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+18274 s

NH (Galactic)1.50 × 1020 cm-2
NH (intrinsic)3.0 (+3.6, -2.9) × 1022 cm-2
z of absorber4.042
Photon index2.06 (+0.32, -0.30)
Flux (0.3-10 keV)
(Observed)
4.6 (+1.0, -0.8) × 10-13 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
5.5 (+1.0, -0.8) × 10-13 erg cm-2 s-1
Counts to flux (obs)3.14 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)3.77 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
113.97 (125)
Spectrum exposure15.0 ks

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