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Swift-XRT spectra of GRB 140301A

Last updated after receiving ObsID 00589590002, version 10

Data were analysed using HEASOFT version 6.32

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The spectral fits assume a redshift: 1.416 (GCN 15900)

Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 92 to 58515 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+286 s

NH (Galactic)2.40 × 1020 cm-2
NH (intrinsic)4.8 (+1.5, -1.4) × 1021 cm-2
z of absorber1.416
Photon index1.99 (+0.09, -0.09)
Flux (0.3-10 keV)
(Observed)
2.33 (+0.13, -0.12) × 10-10 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
2.81 (+0.12, -0.12) × 10-10 erg cm-2 s-1
Counts to flux (obs)3.24 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)3.90 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
410.90 (453)
Spectrum exposure382 s

PC mode. Mean photon arrival: T0+8134 s

NH (Galactic)2.40 × 1020 cm-2
NH (intrinsic)8 (+5, -4) × 1021 cm-2
z of absorber1.416
Photon index2.14 (+0.28, -0.26)
Flux (0.3-10 keV)
(Observed)
1.90 (+0.33, -0.27) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
2.6 (+0.4, -0.3) × 10-12 erg cm-2 s-1
Counts to flux (obs)3.13 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.22 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
143.64 (161)
Spectrum exposure5.9 ks

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Late Time spectrum (T0 + 6361 to 58515 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+16391 s

NH (Galactic)2.40 × 1020 cm-2
NH (intrinsic)1.50 (+1.07, -0.80) × 1022 cm-2
z of absorber1.416
Photon index2.3 (+0.4, -0.4)
Flux (0.3-10 keV)
(Observed)
8.5 (+2.1, -1.6) × 10-13 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.39 (+0.50, -0.28) × 10-12 erg cm-2 s-1
Counts to flux (obs)2.97 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.83 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
85.25 (97)
Spectrum exposure5.6 ks

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