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Swift-XRT spectra of GRB 090429A

Last updated after receiving ObsID 00350853009, version 18

Data were analysed using HEASOFT version 6.32

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Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 64 to 155174 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+134 s

NH (Galactic)5.14 × 1020 cm-2
NH (intrinsic)1.82 (+0.25, -0.23) × 1021 cm-2
z of absorber0
Photon index2.15 (+0.07, -0.07)
Flux (0.3-10 keV)
(Observed)
8.5 (+0.3, -0.3) × 10-10 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.29 (+0.04, -0.04) × 10-9 erg cm-2 s-1
Counts to flux (obs)3.25 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.93 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
508.56 (562)
Spectrum exposure191 s

PC mode. Mean photon arrival: T0+66018 s

NH (Galactic)5.14 × 1020 cm-2
NH (intrinsic)1.6 (+1.7, -1.3) × 1021 cm-2
z of absorber0
Photon index2.3 (+0.6, -0.5)
Flux (0.3-10 keV)
(Observed)
3.42 (+1.11, -0.79) × 10-13 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
5.4 (+1.4, -1.2) × 10-13 erg cm-2 s-1
Counts to flux (obs)3.03 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.75 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
74.15 (77)
Spectrum exposure11.3 ks

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Late Time spectrum (T0 + 34827 to 155174 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+66018 s

NH (Galactic)5.14 × 1020 cm-2
NH (intrinsic)1.6 (+1.7, -1.3) × 1021 cm-2
z of absorber0
Photon index2.3 (+0.6, -0.5)
Flux (0.3-10 keV)
(Observed)
3.42 (+1.11, -0.79) × 10-13 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
5.4 (+1.4, -1.2) × 10-13 erg cm-2 s-1
Counts to flux (obs)3.03 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.75 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
74.15 (77)
Spectrum exposure11.3 ks

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