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Swift-XRT spectra of GRB 090429B

Last updated after receiving ObsID 00350854005, version 21

Data were analysed using HEASOFT version 6.32

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Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 104 to 29891 s)

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PC mode spectrum of Time-averaged

PC mode. Mean photon arrival: T0+4014 s

NH (Galactic)1.25 × 1020 cm-2
NH (intrinsic)1.2 (+0.7, -0.6) × 1021 cm-2
z of absorber0
Photon index1.96 (+0.24, -0.22)
Flux (0.3-10 keV)
(Observed)
2.12 (+0.31, -0.26) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
2.69 (+0.31, -0.23) × 10-12 erg cm-2 s-1
Counts to flux (obs)3.45 × 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?
166.06 (210)
Spectrum exposure9.0 ks

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Late Time spectrum (T0 + 4168 to 29891 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+9042 s

NH (Galactic)1.25 × 1020 cm-2
NH (intrinsic)1.42 (+1.25, -1.00) × 1021 cm-2
z of absorber0
Photon index2.0 (+0.4, -0.4)
Flux (0.3-10 keV)
(Observed)
9.8 (+2.4, -1.8) × 10-13 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.29 (+0.24, -0.20) × 10-12 erg cm-2 s-1
Counts to flux (obs)3.41 × 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?
66.08 (112)
Spectrum exposure8.1 ks

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