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Swift-XRT spectra of GRB 090313

Last updated after receiving ObsID 00346386012, version 12

Data were analysed using HEASOFT version 6.32

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The spectral fits assume a redshift: 3.375 (GCN 8994)


Time-averaged spectrum (T0 + 26785 to 46710 s)

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PC mode spectrum of Time-averaged

PC mode. Mean photon arrival: T0+33295 s

NH (Galactic)2.29 × 1020 cm-2
NH (intrinsic)4.4 (+1.6, -1.5) × 1022 cm-2
z of absorber3.375
Photon index2.00 (+0.17, -0.16)
Flux (0.3-10 keV)
(Observed)
3.7 (+0.4, -0.4) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
4.8 (+0.4, -0.4) × 10-12 erg cm-2 s-1
Counts to flux (obs)3.37 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.37 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
248.66 (260)
Spectrum exposure6.6 ks