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Swift-XRT spectra of GRB 181123B

Last updated after receiving ObsID 00873186001, version 6

Data were analysed using HEASOFT version 6.32

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Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 83 to 16171 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+88 s

Can't find a valid fit for this spectrum

PC mode. Mean photon arrival: T0+1018 s

NH (Galactic)3.08 × 1020 cm-2
NH (intrinsic)2.5 (+6.7, -2.5) × 1020 cm-2
z of absorber0
Photon index2.05 (+0.30, -0.25)
Flux (0.3-10 keV)
(Observed)
1.61 (+0.29, -0.24) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.86 (+0.27, -0.22) × 10-12 erg cm-2 s-1
Counts to flux (obs)3.17 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)3.66 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
127.97 (153)
Spectrum exposure6.4 ks

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Late Time spectrum (T0 + 4276 to 16171 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+6094 s

NH (Galactic)3.08 × 1020 cm-2
NH (intrinsic)7 (+30, -7) × 1020 cm-2
z of absorber0
Photon index2.64 (+1.52, -0.82)
Flux (0.3-10 keV)
(Observed)
1.6 (+0.9, -0.6) × 10-13 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
2.4 (+6.0, -0.9) × 10-13 erg cm-2 s-1
Counts to flux (obs)2.57 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)3.93 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
18.39 (22)
Spectrum exposure5.5 ks

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