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Swift-XRT spectra of GRB 120802A

Last updated after receiving ObsID 00529486000, version 12

Data were analysed using HEASOFT version 6.32

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The spectral fits assume a redshift: 3.796 (GCN 13562)

Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 88 to 17563 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+98 s

NH (Galactic)1.46 × 1021 cm-2
NH (intrinsic)0 (+2.35 × 1022, -0) cm-2
z of absorber3.796
Photon index1.9 (+0.5, -0.4)
Flux (0.3-10 keV)
(Observed)
1.6 (+0.5, -0.4) × 10-10 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
2.0 (+0.5, -0.4) × 10-10 erg cm-2 s-1
Counts to flux (obs)3.33 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.20 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
56.77 (75)
Spectrum exposure22 s

PC mode. Mean photon arrival: T0+6661 s

NH (Galactic)1.46 × 1021 cm-2
NH (intrinsic)1.1 (+2.2, -1.1) × 1022 cm-2
z of absorber3.796
Photon index1.95 (+0.16, -0.15)
Flux (0.3-10 keV)
(Observed)
4.5 (+0.5, -0.4) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
5.8 (+0.5, -0.5) × 10-12 erg cm-2 s-1
Counts to flux (obs)3.56 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.65 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
215.07 (276)
Spectrum exposure7.0 ks

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Late Time spectrum (T0 + 4094 to 17563 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+9241 s

NH (Galactic)1.46 × 1021 cm-2
NH (intrinsic)2.2 (+2.8, -2.2) × 1022 cm-2
z of absorber3.796
Photon index2.02 (+0.20, -0.19)
Flux (0.3-10 keV)
(Observed)
3.6 (+0.5, -0.4) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
4.9 (+0.5, -0.5) × 10-12 erg cm-2 s-1
Counts to flux (obs)3.46 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.75 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
184.77 (229)
Spectrum exposure6.2 ks

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