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Swift-XRT spectra of GRB 160228A

Last updated after receiving ObsID 00676595002, version 20

Data were analysed using HEASOFT version 6.32

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Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 79 to 40390 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+127 s

NH (Galactic)9.03 × 1020 cm-2
NH (intrinsic)1.9 (+1.0, -0.8) × 1021 cm-2
z of absorber0
Photon index1.25 (+0.14, -0.13)
Flux (0.3-10 keV)
(Observed)
6.2 (+0.5, -0.5) × 10-10 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
7.1 (+0.5, -0.5) × 10-10 erg cm-2 s-1
Counts to flux (obs)5.66 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)6.41 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
437.83 (478)
Spectrum exposure129 s

PC mode. Mean photon arrival: T0+991 s

NH (Galactic)9.03 × 1020 cm-2
NH (intrinsic)7.0 (+14.5, -7.0) × 1020 cm-2
z of absorber0
Photon index1.59 (+0.31, -0.28)
Flux (0.3-10 keV)
(Observed)
2.5 (+0.5, -0.4) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
3.0 (+0.5, -0.3) × 10-12 erg cm-2 s-1
Counts to flux (obs)4.40 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)5.13 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
145.66 (163)
Spectrum exposure5.7 ks

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Late Time spectrum (T0 + 5533 to 40390 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+6134 s

NH (Galactic)9.03 × 1020 cm-2
NH (intrinsic)1.4 (+4.2, -1.4) × 1022 cm-2
z of absorber0
Photon index2.5 (+4.7, -2.1)
Flux (0.3-10 keV)
(Observed)
9.5 (+13.8, -5.9) × 10-14 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
3.3 (+1.00 × 1013, -2.0) × 10-13 erg cm-2 s-1
Counts to flux (obs)3.32 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)1.16 × 10-10 erg cm-2 ct-1
W-stat (dof)
What's this?
12.81 (9)
Spectrum exposure5.0 ks

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