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Swift-XRT spectra of GRB 080603B

Last updated after receiving ObsID 00313087000, version 13

Data were analysed using HEASOFT version 6.29

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The spectral fits assume a redshift: 2.69 (GCN 7797)

Non-standard pipeline processing was used to produce these data. No earth elevation angle or bright earth filtering was applied.

Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 68 to 12259 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+115 s

NH (Galactic)1.27 × 1020 cm-2
NH (intrinsic)1.4 (+0.3, -0.3) × 1022 cm-2
z of absorber2.69
Photon index1.61 (+0.06, -0.06)
Flux (0.3-10 keV)
(Observed)
7.8 (+0.3, -0.3) × 10-10 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
8.56 (+0.31, -0.30) × 10-10 erg cm-2 s-1
Counts to flux (obs)4.01 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.40 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
573.04 (590)
Spectrum exposure204 s

PC mode. Mean photon arrival: T0+7349 s

NH (Galactic)1.27 × 1020 cm-2
NH (intrinsic)0 (+1.05 × 1022, -0) cm-2
z of absorber2.69
Photon index1.54 (+0.26, -0.15)
Flux (0.3-10 keV)
(Observed)
1.69 (+0.26, -0.30) × 10-11 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.73 (+0.27, -0.28) × 10-11 erg cm-2 s-1
Counts to flux (obs)4.15 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.23 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
138.14 (131)
Spectrum exposure1.0 ks

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Late Time spectrum (T0 + 5764 to 12259 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+9090 s

NH (Galactic)1.27 × 1020 cm-2
NH (intrinsic)0 (+8.64 × 1021, -0) cm-2
z of absorber2.69
Photon index1.65 (+0.27, -0.13)
Flux (0.3-10 keV)
(Observed)
1.32 (+0.19, -0.23) × 10-11 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.35 (+0.18, -0.22) × 10-11 erg cm-2 s-1
Counts to flux (obs)3.84 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)3.93 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
116.98 (132)
Spectrum exposure957 s

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