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Swift-XRT spectra of GRB 060908

Last updated after receiving ObsID 00228581013, version 18

Data were analysed using HEASOFT version 6.35.2

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The spectral fits assume a redshift: 1.8836 (Fynbo et al., 2009)

Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 79 to 39345 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+114 s

NH (Galactic)2.55 × 1020 cm-2
NH (intrinsic)4 (+4, -4) × 1021 cm-2
z of absorber1.8836
Photon index2.28 (+0.20, -0.19)
Flux (0.3-10 keV)
(Observed)
2.08 (+0.24, -0.21) × 10-10 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
2.53 (+0.29, -0.25) × 10-10 erg cm-2 s-1
Counts to flux (obs)2.79 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)3.38 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
177.89 (208)
Spectrum exposure74 s

PC mode. Mean photon arrival: T0+3422 s

NH (Galactic)2.55 × 1020 cm-2
NH (intrinsic)9 (+5, -4) × 1021 cm-2
z of absorber1.8836
Photon index2.04 (+0.18, -0.17)
Flux (0.3-10 keV)
(Observed)
8.46 (+1.00, -0.88) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.050 (+0.105, -0.096) × 10-11 erg cm-2 s-1
Counts to flux (obs)3.20 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)3.97 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
164.26 (238)
Spectrum exposure6.8 ks

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Late Time spectrum (T0 + 4609 to 39345 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+10536 s

NH (Galactic)2.55 × 1020 cm-2
NH (intrinsic)1.9 (+1.4, -1.1) × 1022 cm-2
z of absorber1.8836
Photon index2.4 (+0.4, -0.4)
Flux (0.3-10 keV)
(Observed)
1.12 (+0.26, -0.20) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.8 (+0.6, -0.4) × 10-12 erg cm-2 s-1
Counts to flux (obs)2.85 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.57 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
64.30 (96)
Spectrum exposure5.7 ks

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