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Swift-XRT spectra of GRB 050820B

Last updated after receiving ObsID 00151334000, version 16

Data were analysed using HEASOFT version 6.32

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Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 2373 to 49402 s)

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PC mode spectrum of Time-averaged

PC mode. Mean photon arrival: T0+5367 s

NH (Galactic)1.21 × 1021 cm-2
NH (intrinsic)6 (+33, -6) × 1020 cm-2
z of absorber0
Photon index1.7 (+0.6, -0.4)
Flux (0.3-10 keV)
(Observed)
5.5 (+1.8, -1.4) × 10-13 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
6.7 (+1.7, -1.2) × 10-13 erg cm-2 s-1
Counts to flux (obs)4.18 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)5.09 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
74.14 (84)
Spectrum exposure8.2 ks

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Late Time spectrum (T0 + 8050 to 49402 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+12806 s

NH (Galactic)1.21 × 1021 cm-2
NH (intrinsic)0 (+2.67 × 1022, -0) cm-2
z of absorber0
Photon index1.7 (+3.3, -0.6)
Flux (0.3-10 keV)
(Observed)
1.58 (+1.01, -0.73) × 10-13 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.84 (+1.15, -0.62) × 10-13 erg cm-2 s-1
Counts to flux (obs)4.07 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.72 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
25.02 (20)
Spectrum exposure7.2 ks

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