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Swift-XRT spectra of GRB 140509A

Last updated after receiving ObsID 00598497001, version 13

Data were analysed using HEASOFT version 6.32

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Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 118 to 81270 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+175 s

NH (Galactic)2.23 × 1020 cm-2
NH (intrinsic)1.1 (+4.3, -1.1) × 1020 cm-2
z of absorber0
Photon index1.55 (+0.16, -0.13)
Flux (0.3-10 keV)
(Observed)
2.30 (+0.25, -0.24) × 10-10 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
2.41 (+0.20, -0.19) × 10-10 erg cm-2 s-1
Counts to flux (obs)4.00 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.18 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
276.80 (338)
Spectrum exposure137 s

PC mode. Mean photon arrival: T0+4763 s

NH (Galactic)2.23 × 1020 cm-2
NH (intrinsic)6 (+4, -3) × 1020 cm-2
z of absorber0
Photon index1.89 (+0.13, -0.13)
Flux (0.3-10 keV)
(Observed)
2.25 (+0.18, -0.17) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
2.638 (+0.168, -0.083) × 10-12 erg cm-2 s-1
Counts to flux (obs)3.48 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.08 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
381.51 (362)
Spectrum exposure23.6 ks

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Late Time spectrum (T0 + 4766 to 81270 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+12299 s

NH (Galactic)2.23 × 1020 cm-2
NH (intrinsic)9 (+7, -6) × 1020 cm-2
z of absorber0
Photon index2.06 (+0.25, -0.23)
Flux (0.3-10 keV)
(Observed)
7.12 (+1.01, -0.87) × 10-13 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
9.06 (+1.03, -0.97) × 10-13 erg cm-2 s-1
Counts to flux (obs)3.23 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.12 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
198.94 (213)
Spectrum exposure22.4 ks

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