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Swift-XRT spectra of GRB 160220B

Last updated after receiving ObsID 00674734002, version 9

Data were analysed using HEASOFT version 6.26.1

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Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 3323 to 68032 s)

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PC mode spectrum of Time-averaged

PC mode. Mean photon arrival: T0+8942 s

NH (Galactic)2.61 × 1021 cm-2
NH (intrinsic)1.3 (+1.2, -1.0) × 1021 cm-2
z of absorber0
Photon index2.08 (+0.24, -0.22)
Flux (0.3-10 keV)
(Observed)
1.62 (+0.21, -0.18) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
2.63 (+0.26, -0.30) × 10-12 erg cm-2 s-1
Counts to flux (obs)3.72 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)6.01 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
203.94 (254)
Spectrum exposure13.0 ks

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Late Time spectrum (T0 + 4000 to 68032 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+10847 s

NH (Galactic)2.61 × 1021 cm-2
NH (intrinsic)7.3 (+13.2, -7.3) × 1020 cm-2
z of absorber0
Photon index1.99 (+0.28, -0.25)
Flux (0.3-10 keV)
(Observed)
1.25 (+0.20, -0.17) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.87 (+0.24, -0.23) × 10-12 erg cm-2 s-1
Counts to flux (obs)3.81 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)5.71 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
176.24 (203)
Spectrum exposure12.3 ks

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