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Swift-XRT spectra of GRB 171027A

Last updated after receiving ObsID 00783479007, version 15

Data were analysed using HEASOFT version 6.29

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Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 93 to 62951 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+132 s

NH (Galactic)1.08 × 1021 cm-2
NH (intrinsic)2.2 (+0.4, -0.4) × 1021 cm-2
z of absorber0
Photon index1.39 (+0.07, -0.06)
Flux (0.3-10 keV)
(Observed)
3.07 (+0.13, -0.12) × 10-9 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
3.63 (+0.11, -0.11) × 10-9 erg cm-2 s-1
Counts to flux (obs)5.34 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)6.32 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
630.51 (694)
Spectrum exposure191 s

PC mode. Mean photon arrival: T0+11293 s

NH (Galactic)1.08 × 1021 cm-2
NH (intrinsic)1.9 (+0.5, -0.4) × 1021 cm-2
z of absorber0
Photon index1.93 (+0.11, -0.10)
Flux (0.3-10 keV)
(Observed)
8.6 (+0.5, -0.5) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.22 (+0.06, -0.06) × 10-11 erg cm-2 s-1
Counts to flux (obs)3.83 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)5.44 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
450.12 (475)
Spectrum exposure14.5 ks

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Late Time spectrum (T0 + 4714 to 62951 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+14555 s

NH (Galactic)1.08 × 1021 cm-2
NH (intrinsic)1.9 (+0.5, -0.5) × 1021 cm-2
z of absorber0
Photon index2.04 (+0.12, -0.12)
Flux (0.3-10 keV)
(Observed)
5.4 (+0.4, -0.3) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
8.1 (+0.5, -0.5) × 10-12 erg cm-2 s-1
Counts to flux (obs)3.59 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)5.41 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
387.44 (413)
Spectrum exposure13.9 ks

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