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Swift-XRT spectra of GRB 080913

Last updated after receiving ObsID 00324561014, version 12

Data were analysed using HEASOFT version 6.32

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The spectral fits assume a redshift: 6.7 (GCN 8225)

Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 108 to 88241 s)

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PC mode spectrum of Time-averaged

PC mode. Mean photon arrival: T0+3411 s

NH (Galactic)3.66 × 1020 cm-2
NH (intrinsic)3 (+10, -3) × 1022 cm-2
z of absorber6.7
Photon index1.66 (+0.23, -0.20)
Flux (0.3-10 keV)
(Observed)
5.8 (+1.0, -0.8) × 10-13 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
6.3 (+0.9, -0.8) × 10-13 erg cm-2 s-1
Counts to flux (obs)3.99 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.35 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
167.95 (191)
Spectrum exposure28.2 ks

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Late Time spectrum (T0 + 5160 to 88241 s)

Download spectral files for Late Time spectrum.

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+19629 s

NH (Galactic)3.66 × 1020 cm-2
NH (intrinsic)1.1 (+3.8, -1.1) × 1023 cm-2
z of absorber6.7
Photon index2.55 (+1.13, -0.72)
Flux (0.3-10 keV)
(Observed)
4.9 (+2.6, -1.7) × 10-14 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
7.4 (+12.2, -2.4) × 10-14 erg cm-2 s-1
Counts to flux (obs)2.61 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)3.94 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
29.57 (34)
Spectrum exposure26.4 ks

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