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Swift-XRT spectra of GRB 071118

Last updated after receiving ObsID 00296856001, version 10

Data were analysed using HEASOFT version 6.32

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Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 129 to 18878 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+171 s

NH (Galactic)1.94 × 1021 cm-2
NH (intrinsic)2.2 (+0.9, -0.8) × 1021 cm-2
z of absorber0
Photon index1.58 (+0.14, -0.13)
Flux (0.3-10 keV)
(Observed)
6.2 (+0.5, -0.5) × 10-10 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
7.9 (+0.5, -0.4) × 10-10 erg cm-2 s-1
Counts to flux (obs)4.85 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)6.24 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
394.47 (457)
Spectrum exposure108 s

PC mode. Mean photon arrival: T0+5353 s

NH (Galactic)1.94 × 1021 cm-2
NH (intrinsic)1.7 (+0.6, -0.5) × 1021 cm-2
z of absorber0
Photon index1.52 (+0.10, -0.10)
Flux (0.3-10 keV)
(Observed)
2.59 (+0.16, -0.15) × 10-11 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
3.21 (+0.15, -0.14) × 10-11 erg cm-2 s-1
Counts to flux (obs)5.11 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)6.33 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
434.74 (547)
Spectrum exposure8.8 ks

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Late Time spectrum (T0 + 5344 to 18878 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+10146 s

NH (Galactic)1.94 × 1021 cm-2
NH (intrinsic)2.60 (+1.08, -0.96) × 1021 cm-2
z of absorber0
Photon index1.42 (+0.15, -0.14)
Flux (0.3-10 keV)
(Observed)
1.23 (+0.11, -0.10) × 10-11 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.515 (+0.103, -0.096) × 10-11 erg cm-2 s-1
Counts to flux (obs)5.65 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)6.96 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
349.11 (423)
Spectrum exposure7.0 ks

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