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Swift-XRT spectra of GRB 121017A

Last updated after receiving ObsID 00536172001, version 16

Data were analysed using HEASOFT version 6.32

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Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 1090 to 70029 s)

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PC mode spectrum of Time-averaged

WT mode. Mean photon arrival: T0+1094 s

Can't find a valid fit for this spectrum

PC mode. Mean photon arrival: T0+22497 s

NH (Galactic)3.62 × 1021 cm-2
NH (intrinsic)6.3 (+2.3, -2.0) × 1021 cm-2
z of absorber0
Photon index2.12 (+0.24, -0.23)
Flux (0.3-10 keV)
(Observed)
1.64 (+0.19, -0.16) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
3.4 (+0.8, -0.5) × 10-12 erg cm-2 s-1
Counts to flux (obs)4.52 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)9.28 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
289.38 (313)
Spectrum exposure25.0 ks

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Late Time spectrum (T0 + 4645 to 70029 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+27420 s

NH (Galactic)3.62 × 1021 cm-2
NH (intrinsic)6.5 (+2.6, -2.3) × 1021 cm-2
z of absorber0
Photon index2.15 (+0.28, -0.26)
Flux (0.3-10 keV)
(Observed)
1.32 (+0.17, -0.14) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
2.8 (+0.8, -0.5) × 10-12 erg cm-2 s-1
Counts to flux (obs)4.48 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)9.50 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
251.24 (284)
Spectrum exposure24.6 ks

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