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Swift-XRT spectra of GRB 170317A

Last updated after receiving ObsID 00742866003, version 4

Data were analysed using HEASOFT version 6.32

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Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 92 to 41895 s)

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PC mode spectrum of Time-averaged

PC mode. Mean photon arrival: T0+3906 s

NH (Galactic)2.53 × 1021 cm-2
NH (intrinsic)0 (+5.08 × 1020, -0) cm-2
z of absorber0
Photon index2.038 (+0.147, -0.076)
Flux (0.3-10 keV)
(Observed)
4.18 (+0.24, -0.32) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
6.1 (+0.5, -0.4) × 10-12 erg cm-2 s-1
Counts to flux (obs)3.53 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)5.14 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
289.91 (371)
Spectrum exposure14.8 ks

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Late Time spectrum (T0 + 5682 to 41895 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+12489 s

NH (Galactic)2.53 × 1021 cm-2
NH (intrinsic)4.6 (+12.2, -4.6) × 1020 cm-2
z of absorber0
Photon index2.17 (+0.32, -0.26)
Flux (0.3-10 keV)
(Observed)
1.04 (+0.18, -0.15) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.68 (+0.41, -0.26) × 10-12 erg cm-2 s-1
Counts to flux (obs)3.38 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)5.46 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
132.91 (173)
Spectrum exposure12.5 ks

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