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Swift-XRT spectra of GRB 100724A

Last updated after receiving ObsID 00429868006, version 9

Data were analysed using HEASOFT version 6.32

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The spectral fits assume a redshift: 1.288 (GCN 10971)

Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 96 to 105272 s)

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PC mode spectrum of Time-averaged

PC mode. Mean photon arrival: T0+9781 s

NH (Galactic)3.90 × 1020 cm-2
NH (intrinsic)2.1 (+3.1, -2.1) × 1021 cm-2
z of absorber1.288
Photon index1.89 (+0.22, -0.21)
Flux (0.3-10 keV)
(Observed)
9.6 (+1.5, -1.3) × 10-13 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.10 (+0.13, -0.12) × 10-12 erg cm-2 s-1
Counts to flux (obs)3.47 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)3.99 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
170.57 (205)
Spectrum exposure25.9 ks

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Late Time spectrum (T0 + 5261 to 105272 s)

Download spectral files for Late Time spectrum.

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+20353 s

NH (Galactic)3.90 × 1020 cm-2
NH (intrinsic)1.1 (+4.7, -1.1) × 1021 cm-2
z of absorber1.288
Photon index1.71 (+0.31, -0.25)
Flux (0.3-10 keV)
(Observed)
4.2 (+1.0, -0.8) × 10-13 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
4.6 (+0.9, -0.7) × 10-13 erg cm-2 s-1
Counts to flux (obs)3.87 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.23 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
113.33 (115)
Spectrum exposure24.7 ks

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