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Swift-XRT spectra of GRB 180311A

Last updated after receiving ObsID 00813721002, version 6

Data were analysed using HEASOFT version 6.32

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Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 284 to 20069 s)

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PC mode spectrum of Time-averaged

PC mode. Mean photon arrival: T0+7182 s

NH (Galactic)1.59 × 1020 cm-2
NH (intrinsic)1.6 (+4.5, -1.6) × 1020 cm-2
z of absorber0
Photon index2.01 (+0.21, -0.18)
Flux (0.3-10 keV)
(Observed)
2.47 (+0.31, -0.28) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
2.69 (+0.28, -0.26) × 10-12 erg cm-2 s-1
Counts to flux (obs)3.17 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)3.46 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
142.88 (204)
Spectrum exposure8.3 ks

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Late Time spectrum (T0 + 6132 to 20069 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+13843 s

NH (Galactic)1.59 × 1020 cm-2
NH (intrinsic)4 (+7, -4) × 1020 cm-2
z of absorber0
Photon index2.11 (+0.32, -0.29)
Flux (0.3-10 keV)
(Observed)
1.24 (+0.23, -0.20) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.45 (+0.23, -0.18) × 10-12 erg cm-2 s-1
Counts to flux (obs)3.04 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)3.56 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
112.89 (134)
Spectrum exposure6.9 ks

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