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Swift-XRT spectra of GRB 161004B

Last updated after receiving ObsID 00715246001, version 15

Data were analysed using HEASOFT version 6.26.1

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Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 79 to 57891 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+116 s

NH (Galactic)3.49 × 1021 cm-2
NH (intrinsic)1.4 (+0.6, -0.4) × 1022 cm-2
z of absorber0
Photon index2.5 (+0.4, -0.4)
Flux (0.3-10 keV)
(Observed)
2.4 (+0.4, -0.3) × 10-10 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
8.0 (+2.7, -2.2) × 10-10 erg cm-2 s-1
Counts to flux (obs)4.45 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)1.51 × 10-10 erg cm-2 ct-1
W-stat (dof)
What's this?
169.04 (236)
Spectrum exposure77 s

PC mode. Mean photon arrival: T0+3872 s

NH (Galactic)3.49 × 1021 cm-2
NH (intrinsic)7.7 (+2.0, -1.8) × 1021 cm-2
z of absorber0
Photon index1.98 (+0.18, -0.17)
Flux (0.3-10 keV)
(Observed)
6.8 (+0.6, -0.5) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.28 (+0.20, -0.14) × 10-11 erg cm-2 s-1
Counts to flux (obs)5.06 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)9.54 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
367.87 (420)
Spectrum exposure14.7 ks

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Late Time spectrum (T0 + 5585 to 57891 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+14431 s

NH (Galactic)3.49 × 1021 cm-2
NH (intrinsic)6.2 (+3.7, -2.9) × 1021 cm-2
z of absorber0
Photon index2.2 (+0.4, -0.4)
Flux (0.3-10 keV)
(Observed)
9.3 (+1.7, -1.4) × 10-13 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
2.09 (+1.05, -0.29) × 10-12 erg cm-2 s-1
Counts to flux (obs)4.26 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)9.58 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
125.32 (175)
Spectrum exposure12.9 ks

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