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Swift-XRT spectra of GRB 141109A

Last updated after receiving ObsID 00618024028, version 9

Data were analysed using HEASOFT version 6.32

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The spectral fits assume a redshift: 2.993 (GCN 17040)

Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 132 to 58063 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+287 s

NH (Galactic)3.32 × 1020 cm-2
NH (intrinsic)3.29 (+0.25, -0.24) × 1022 cm-2
z of absorber2.993
Photon index1.620 (+0.024, -0.024)
Flux (0.3-10 keV)
(Observed)
3.34 (+0.06, -0.06) × 10-9 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
3.89 (+0.05, -0.05) × 10-9 erg cm-2 s-1
Counts to flux (obs)4.18 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.86 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
930.92 (821)
Spectrum exposure389 s

PC mode. Mean photon arrival: T0+21613 s

NH (Galactic)3.32 × 1020 cm-2
NH (intrinsic)2.4 (+0.8, -0.8) × 1022 cm-2
z of absorber2.993
Photon index1.92 (+0.11, -0.11)
Flux (0.3-10 keV)
(Observed)
8.3 (+0.6, -0.6) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.02 (+0.06, -0.06) × 10-11 erg cm-2 s-1
Counts to flux (obs)3.48 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.27 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
332.12 (371)
Spectrum exposure8.0 ks

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Late Time spectrum (T0 + 4000 to 58063 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+21977 s

NH (Galactic)3.32 × 1020 cm-2
NH (intrinsic)2.3 (+0.8, -0.8) × 1022 cm-2
z of absorber2.993
Photon index1.90 (+0.11, -0.11)
Flux (0.3-10 keV)
(Observed)
7.9 (+0.6, -0.6) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
9.6 (+0.6, -0.6) × 10-12 erg cm-2 s-1
Counts to flux (obs)3.52 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.28 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
344.55 (366)
Spectrum exposure7.8 ks

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