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Swift-XRT spectra of GRB 050819

Last updated after receiving ObsID 00151131005, version 26

Data were analysed using HEASOFT version 6.32

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Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 146 to 51074 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+169 s

NH (Galactic)6.17 × 1020 cm-2
NH (intrinsic)0 (+3.75 × 1020, -0) cm-2
z of absorber0
Photon index2.46 (+0.26, -0.18)
Flux (0.3-10 keV)
(Observed)
1.44 (+0.19, -0.18) × 10-10 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.84 (+0.24, -0.39) × 10-10 erg cm-2 s-1
Counts to flux (obs)2.52 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)3.23 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
122.96 (159)
Spectrum exposure56 s

PC mode. Mean photon arrival: T0+8708 s

NH (Galactic)6.17 × 1020 cm-2
NH (intrinsic)1.7 (+6.8, -1.7) × 1020 cm-2
z of absorber0
Photon index2.11 (+0.29, -0.21)
Flux (0.3-10 keV)
(Observed)
8.3 (+1.3, -1.2) × 10-13 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.02 (+0.15, -0.13) × 10-12 erg cm-2 s-1
Counts to flux (obs)3.07 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)3.75 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
104.57 (161)
Spectrum exposure13.3 ks

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Late Time spectrum (T0 + 4055 to 51074 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+17311 s

NH (Galactic)6.17 × 1020 cm-2
NH (intrinsic)7.4 (+12.8, -7.4) × 1020 cm-2
z of absorber0
Photon index1.9 (+0.4, -0.4)
Flux (0.3-10 keV)
(Observed)
4.47 (+1.19, -0.91) × 10-13 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
5.59 (+1.14, -0.96) × 10-13 erg cm-2 s-1
Counts to flux (obs)3.50 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.38 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
60.65 (100)
Spectrum exposure12.7 ks

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