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Swift-XRT spectra of GRB 090628

Last updated after receiving ObsID 00355942004, version 11

Data were analysed using HEASOFT version 6.32

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Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 2796 to 45842 s)

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PC mode spectrum of Time-averaged

PC mode. Mean photon arrival: T0+13645 s

NH (Galactic)1.37 × 1021 cm-2
NH (intrinsic)1.5 (+3.3, -1.5) × 1021 cm-2
z of absorber0
Photon index1.4 (+0.5, -0.4)
Flux (0.3-10 keV)
(Observed)
1.08 (+0.32, -0.24) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.28 (+0.28, -0.23) × 10-12 erg cm-2 s-1
Counts to flux (obs)5.10 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)6.05 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
95.10 (104)
Spectrum exposure7.4 ks

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Late Time spectrum (T0 + 4002 to 45842 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+15355 s

NH (Galactic)1.37 × 1021 cm-2
NH (intrinsic)9 (+35, -9) × 1020 cm-2
z of absorber0
Photon index1.4 (+0.5, -0.4)
Flux (0.3-10 keV)
(Observed)
1.12 (+0.36, -0.27) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.29 (+0.30, -0.26) × 10-12 erg cm-2 s-1
Counts to flux (obs)5.17 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)5.94 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
94.17 (90)
Spectrum exposure6.2 ks

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