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Swift-XRT spectra of GRB 060428A

Last updated after receiving ObsID 00207364026, version 26

Data were analysed using HEASOFT version 6.32

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Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 76 to 19162 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+88 s

NH (Galactic)9.11 × 1021 cm-2
NH (intrinsic)9 (+34, -9) × 1020 cm-2
z of absorber0
Photon index2.9 (+0.6, -0.4)
Flux (0.3-10 keV)
(Observed)
4.0 (+0.7, -0.7) × 10-10 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.88 (+2.10, -0.55) × 10-9 erg cm-2 s-1
Counts to flux (obs)2.92 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)1.36 × 10-10 erg cm-2 ct-1
W-stat (dof)
What's this?
121.12 (168)
Spectrum exposure39 s

PC mode. Mean photon arrival: T0+9255 s

NH (Galactic)9.11 × 1021 cm-2
NH (intrinsic)4.7 (+2.0, -1.8) × 1021 cm-2
z of absorber0
Photon index1.92 (+0.16, -0.15)
Flux (0.3-10 keV)
(Observed)
1.37 (+0.09, -0.09) × 10-11 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
2.57 (+0.33, -0.25) × 10-11 erg cm-2 s-1
Counts to flux (obs)5.44 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)1.02 × 10-10 erg cm-2 ct-1
W-stat (dof)
What's this?
433.81 (482)
Spectrum exposure9.2 ks

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Late Time spectrum (T0 + 5079 to 19162 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+11264 s

NH (Galactic)9.11 × 1021 cm-2
NH (intrinsic)4.7 (+2.3, -2.1) × 1021 cm-2
z of absorber0
Photon index1.99 (+0.18, -0.17)
Flux (0.3-10 keV)
(Observed)
1.07 (+0.08, -0.08) × 10-11 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
2.12 (+0.35, -0.25) × 10-11 erg cm-2 s-1
Counts to flux (obs)5.25 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)1.04 × 10-10 erg cm-2 ct-1
W-stat (dof)
What's this?
400.20 (432)
Spectrum exposure7.5 ks

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