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Swift-XRT spectra of GRB 150925A

Last updated after receiving ObsID 00656604002, version 7

Data were analysed using HEASOFT version 6.32

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Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 146 to 36156 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+193 s

NH (Galactic)1.01 × 1021 cm-2
NH (intrinsic)2.3 (+0.5, -0.5) × 1021 cm-2
z of absorber0
Photon index1.67 (+0.09, -0.09)
Flux (0.3-10 keV)
(Observed)
8.9 (+0.5, -0.5) × 10-10 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.16 (+0.05, -0.04) × 10-9 erg cm-2 s-1
Counts to flux (obs)4.50 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)5.83 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
503.62 (577)
Spectrum exposure156 s

PC mode. Mean photon arrival: T0+2827 s

NH (Galactic)1.01 × 1021 cm-2
NH (intrinsic)2.4 (+1.2, -1.0) × 1021 cm-2
z of absorber0
Photon index1.88 (+0.25, -0.23)
Flux (0.3-10 keV)
(Observed)
3.0 (+0.4, -0.4) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
4.3 (+0.5, -0.4) × 10-12 erg cm-2 s-1
Counts to flux (obs)4.09 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)5.84 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
195.12 (228)
Spectrum exposure9.7 ks

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Late Time spectrum (T0 + 5027 to 36156 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+12754 s

NH (Galactic)1.01 × 1021 cm-2
NH (intrinsic)5.7 (+21.9, -5.7) × 1020 cm-2
z of absorber0
Photon index1.7 (+0.6, -0.4)
Flux (0.3-10 keV)
(Observed)
4.4 (+1.7, -1.3) × 10-13 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
5.3 (+1.5, -1.2) × 10-13 erg cm-2 s-1
Counts to flux (obs)4.05 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.86 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
48.95 (60)
Spectrum exposure8.3 ks

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