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Swift-XRT spectra of GRB 170111A

Last updated after receiving ObsID 00731887001, version 19

Data were analysed using HEASOFT version 6.32

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Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 110 to 91716 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+117 s

NH (Galactic)3.10 × 1020 cm-2
NH (intrinsic)2.3 (+4.1, -2.3) × 1021 cm-2
z of absorber0
Photon index1.7 (+0.8, -0.6)
Flux (0.3-10 keV)
(Observed)
2.0 (+0.9, -0.7) × 10-10 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
2.5 (+0.7, -0.6) × 10-10 erg cm-2 s-1
Counts to flux (obs)3.88 × 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?
47.75 (59)
Spectrum exposure17 s

PC mode. Mean photon arrival: T0+18010 s

NH (Galactic)3.10 × 1020 cm-2
NH (intrinsic)3.7 (+1.0, -0.9) × 1021 cm-2
z of absorber0
Photon index1.72 (+0.17, -0.16)
Flux (0.3-10 keV)
(Observed)
5.7 (+0.6, -0.5) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
7.7 (+0.6, -0.6) × 10-12 erg cm-2 s-1
Counts to flux (obs)4.58 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)6.21 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
271.47 (374)
Spectrum exposure11.8 ks

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Late Time spectrum (T0 + 5120 to 91716 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+28885 s

NH (Galactic)3.10 × 1020 cm-2
NH (intrinsic)4.4 (+1.3, -1.1) × 1021 cm-2
z of absorber0
Photon index2.01 (+0.23, -0.22)
Flux (0.3-10 keV)
(Observed)
2.31 (+0.29, -0.25) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
3.73 (+0.39, -0.28) × 10-12 erg cm-2 s-1
Counts to flux (obs)3.99 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)6.44 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
244.57 (268)
Spectrum exposure11.3 ks

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