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Swift-XRT spectra of GRB 110915A

Last updated after receiving ObsID 00503219007, version 13

Data were analysed using HEASOFT version 6.29

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Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 82 to 123247 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+509 s

NH (Galactic)6.67 × 1020 cm-2
NH (intrinsic)2.23 (+0.22, -0.21) × 1021 cm-2
z of absorber0
Photon index1.78 (+0.05, -0.05)
Flux (0.3-10 keV)
(Observed)
3.14 (+0.09, -0.09) × 10-10 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
4.17 (+0.09, -0.09) × 10-10 erg cm-2 s-1
Counts to flux (obs)4.13 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)5.48 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
716.96 (724)
Spectrum exposure1.3 ks

PC mode. Mean photon arrival: T0+18551 s

NH (Galactic)6.67 × 1020 cm-2
NH (intrinsic)2.8 (+0.6, -0.5) × 1021 cm-2
z of absorber0
Photon index2.10 (+0.13, -0.12)
Flux (0.3-10 keV)
(Observed)
4.69 (+0.32, -0.30) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
7.5 (+0.4, -0.5) × 10-12 erg cm-2 s-1
Counts to flux (obs)3.60 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)5.77 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
368.11 (427)
Spectrum exposure19.1 ks

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Late Time spectrum (T0 + 5217 to 123247 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+23680 s

NH (Galactic)6.67 × 1020 cm-2
NH (intrinsic)2.8 (+0.6, -0.6) × 1021 cm-2
z of absorber0
Photon index2.15 (+0.15, -0.14)
Flux (0.3-10 keV)
(Observed)
3.57 (+0.28, -0.26) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
5.9 (+0.4, -0.4) × 10-12 erg cm-2 s-1
Counts to flux (obs)3.48 × 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?
321.58 (388)
Spectrum exposure18.9 ks

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