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Swift-XRT spectra of GRB 090814A

Last updated after receiving ObsID 00359951006, version 11.

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The spectral fits assume a redshift: 0.696 (GCN 9797)

Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 165 to 47606 s)

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WT and PC mode spectra of GRB 090814A

WT mode. Mean photon arrival: T0+244 s

NH (Galactic)5.88 × 1020 cm-2
NH (intrinsic)1.7 (+0.5, -0.5) × 1021 cm-2
z of absorber0.696
Photon index2.57 (+0.10, -0.09)
Flux (0.3-10 keV)
(Observed)
3.41 (+0.14, -0.14) × 10-10 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
5.22 (+0.21, -0.22) × 10-10 erg cm-2 s-1
Counts to flux (obs)2.56 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)3.91 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
460.26 (458)
Spectrum exposure258 s

PC mode. Mean photon arrival: T0+2907 s

NH (Galactic)5.88 × 1020 cm-2
NH (intrinsic)0 (+3.08 × 1020, -0) cm-2
z of absorber0.696
Photon index1.689 (+0.109, -0.094)
Flux (0.3-10 keV)
(Observed)
3.33 (+0.35, -0.29) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
3.61 (+0.22, -0.37) × 10-12 erg cm-2 s-1
Counts to flux (obs)3.89 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.22 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
233.91 (281)
Spectrum exposure10.1 ks

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Late Time spectrum (T0 + 5685 to 47606 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+15724 s

NH (Galactic)5.88 × 1020 cm-2
NH (intrinsic)2.2 (+4.9, -2.2) × 1021 cm-2
z of absorber0.696
Photon index2.2 (+0.8, -0.6)
Flux (0.3-10 keV)
(Observed)
3.20 (+1.77, -0.96) × 10-13 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
4.35 (+1.35, -0.63) × 10-13 erg cm-2 s-1
Counts to flux (obs)3.27 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.44 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
56.30 (53)
Spectrum exposure8.0 ks

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