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Swift-XRT spectra of GRB 110921A

Last updated after receiving ObsID 00503652007, version 18

Data were analysed using HEASOFT version 6.29

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Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 126 to 122909 s)

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PC mode spectrum of Time-averaged

PC mode. Mean photon arrival: T0+8051 s

NH (Galactic)2.22 × 1021 cm-2
NH (intrinsic)1.4 (+6.3, -1.4) × 1020 cm-2
z of absorber0
Photon index1.84 (+0.15, -0.11)
Flux (0.3-10 keV)
(Observed)
4.3 (+0.4, -0.4) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
5.7 (+0.4, -0.4) × 10-12 erg cm-2 s-1
Counts to flux (obs)3.88 × 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?
356.72 (369)
Spectrum exposure17.7 ks

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Late Time spectrum (T0 + 5071 to 122909 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+22369 s

NH (Galactic)2.22 × 1021 cm-2
NH (intrinsic)0 (+8.81 × 1020, -0) cm-2
z of absorber0
Photon index1.84 (+0.29, -0.10)
Flux (0.3-10 keV)
(Observed)
1.02 (+0.12, -0.15) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.34 (+0.14, -0.17) × 10-12 erg cm-2 s-1
Counts to flux (obs)3.77 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.96 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
181.74 (200)
Spectrum exposure16.1 ks

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