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Swift-XRT spectra of GRB 050223

Last updated after receiving ObsID 00106709006, version 11

Data were analysed using HEASOFT version 6.29

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The spectral fits assume a redshift: 0.5915 (GCN 5283)

Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 2851 to 101614 s)

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PC mode spectrum of Time-averaged

PC mode. Mean photon arrival: T0+30840 s

NH (Galactic)9.37 × 1020 cm-2
NH (intrinsic)0 (+4.24 × 1021, -0) cm-2
z of absorber0.5915
Photon index1.8 (+0.7, -0.4)
Flux (0.3-10 keV)
(Observed)
1.5 (+0.5, -0.5) × 10-13 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.8 (+0.6, -0.4) × 10-13 erg cm-2 s-1
Counts to flux (obs)3.87 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.49 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
61.30 (46)
Spectrum exposure18.8 ks

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Late Time spectrum (T0 + 8911 to 101614 s)

Download spectral files for Late Time spectrum.

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+47471 s

NH (Galactic)9.37 × 1020 cm-2
NH (intrinsic)0 (+6.93 × 1021, -0) cm-2
z of absorber0.5915
Photon index1.2 (+0.8, -0.4)
Flux (0.3-10 keV)
(Observed)
1.5 (+0.7, -0.7) × 10-13 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.6 (+0.7, -0.7) × 10-13 erg cm-2 s-1
Counts to flux (obs)6.04 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)6.35 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
38.18 (32)
Spectrum exposure17.9 ks

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