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Swift-XRT spectra of GRB 120311A

Last updated after receiving ObsID 00517469005, version 14

Data were analysed using HEASOFT version 6.32

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Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 3169 to 34486 s)

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PC mode spectrum of Time-averaged

PC mode. Mean photon arrival: T0+10997 s

NH (Galactic)1.56 × 1021 cm-2
NH (intrinsic)1.8 (+1.2, -1.1) × 1021 cm-2
z of absorber0
Photon index1.91 (+0.25, -0.24)
Flux (0.3-10 keV)
(Observed)
1.41 (+0.21, -0.18) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
2.03 (+0.30, -0.23) × 10-12 erg cm-2 s-1
Counts to flux (obs)3.98 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)5.73 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
212.25 (226)
Spectrum exposure15.3 ks

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Late Time spectrum (T0 + 4001 to 34486 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+12765 s

NH (Galactic)1.56 × 1021 cm-2
NH (intrinsic)1.4 (+1.4, -1.1) × 1021 cm-2
z of absorber0
Photon index1.79 (+0.27, -0.26)
Flux (0.3-10 keV)
(Observed)
1.24 (+0.21, -0.18) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.66 (+0.24, -0.19) × 10-12 erg cm-2 s-1
Counts to flux (obs)4.19 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)5.60 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
182.86 (201)
Spectrum exposure14.4 ks

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