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Swift-XRT spectra of GRB 100906A

Last updated after receiving ObsID 00433509007, version 17

Data were analysed using HEASOFT version 6.32

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The spectral fits assume a redshift: 1.727 (GCN 11230)

Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 84 to 144412 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+139 s

NH (Galactic)3.53 × 1021 cm-2
NH (intrinsic)6.0 (+2.9, -2.8) × 1021 cm-2
z of absorber1.727
Photon index1.63 (+0.04, -0.04)
Flux (0.3-10 keV)
(Observed)
6.85 (+0.20, -0.19) × 10-9 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
8.96 (+0.20, -0.19) × 10-9 erg cm-2 s-1
Counts to flux (obs)4.75 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)6.21 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
705.84 (749)
Spectrum exposure216 s

PC mode. Mean photon arrival: T0+18085 s

NH (Galactic)3.53 × 1021 cm-2
NH (intrinsic)6 (+5, -5) × 1021 cm-2
z of absorber1.727
Photon index1.93 (+0.09, -0.09)
Flux (0.3-10 keV)
(Observed)
3.11 (+0.17, -0.16) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
4.65 (+0.23, -0.21) × 10-12 erg cm-2 s-1
Counts to flux (obs)4.07 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)6.09 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
472.47 (502)
Spectrum exposure58.6 ks

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Late Time spectrum (T0 + 4813 to 144412 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+24465 s

NH (Galactic)3.53 × 1021 cm-2
NH (intrinsic)6 (+6, -5) × 1021 cm-2
z of absorber1.727
Photon index1.92 (+0.10, -0.10)
Flux (0.3-10 keV)
(Observed)
2.00 (+0.13, -0.12) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
2.99 (+0.17, -0.16) × 10-12 erg cm-2 s-1
Counts to flux (obs)4.08 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)6.10 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
413.80 (470)
Spectrum exposure57.4 ks

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