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Swift-XRT spectra of GRB 080707

Last updated after receiving ObsID 00316204005, version 23.

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The spectral fits assume a redshift: 1.23 (GCN 7949)

Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 74 to 52486 s)

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WT and PC mode spectra of GRB 080707

WT mode. Mean photon arrival: T0+82 s

NH (Galactic)7.0 × 1020 cm-2
NH (intrinsic)1.1 (+4.7, -1.1) × 1021 cm-2
z of absorber1.23
Photon index2.28 (+0.65, -0.42)
Flux (0.3-10 keV)
(Observed)
1.51 (+0.49, -0.39) × 10-10 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
2.09 (+0.59, -0.65) × 10-10 erg cm-2 s-1
Counts to flux (obs)2.6 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)3.6 × 10-11 erg cm-2 ct-1
C-stat (dof)51.19 (70)
Exposure time17 s

PC mode. Mean photon arrival: T0+16956 s

NH (Galactic)7.0 × 1020 cm-2
NH (intrinsic)3.6 (+2.4, -2.1) × 1021 cm-2
z of absorber1.23
Photon index2.07 (+0.20, -0.19)
Flux (0.3-10 keV)
(Observed)
1.12 (+0.14, -0.12) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.55 (+0.15, -0.23) × 10-12 erg cm-2 s-1
Counts to flux (obs)3.5 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.9 × 10-11 erg cm-2 ct-1
C-stat (dof)199.51 (241)
Exposure time17.9 ks

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Late Time spectrum (T0 + 5225 to 52486 s)

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PC mode spectrum of GRB 080707

PC mode. Mean photon arrival: T0+21540 s

NH (Galactic)7.0 × 1020 cm-2
NH (intrinsic)4.2 (+2.9, -2.4) × 1021 cm-2
z of absorber1.23
Photon index2.07 (+0.22, -0.21)
Flux (0.3-10 keV)
(Observed)
9.0 (+1.3, -1.1) × 10-13 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.256 (+0.068, -0.185) × 10-12 erg cm-2 s-1
Counts to flux (obs)3.6 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)5.0 × 10-11 erg cm-2 ct-1
C-stat (dof)179.53 (207)
Exposure time17.4 ks

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