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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)5.9 × 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)
3.40 (+0.15, -0.14) × 10-10 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
5.23 (+0.21, -0.23) × 10-10 erg cm-2 s-1
Counts to flux (obs)2.5 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
459.52 (458)
Spectrum exposure258 s

PC mode. Mean photon arrival: T0+2907 s

NH (Galactic)5.9 × 1020 cm-2
NH (intrinsic)0 (+3 × 1020, -0) cm-2
z of absorber0.696
Photon index1.683 (+0.110, -0.094)
Flux (0.3-10 keV)
(Observed)
3.32 (+0.35, -0.25) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
3.60 (+0.22, -0.38) × 10-12 erg cm-2 s-1
Counts to flux (obs)4 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
236.47 (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 GRB 090814A

PC mode. Mean photon arrival: T0+15724 s

NH (Galactic)5.9 × 1020 cm-2
NH (intrinsic)2.3 (+4.9, -2.3) × 1021 cm-2
z of absorber0.696
Photon index2.2 (+0.8, -0.6)
Flux (0.3-10 keV)
(Observed)
3.13 (+1.70, -0.94) × 10-13 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
4.33 (+1.36, -0.64) × 10-13 erg cm-2 s-1
Counts to flux (obs)3 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
56.72 (53)
Spectrum exposure8.0 ks

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