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Swift-XRT spectra of GRB 130122A

Last updated after receiving ObsID 00546731009, version 10

Data were analysed using HEASOFT version 6.22

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Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 120 to 57270 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+141 s

NH (Galactic)9.58 × 1019 cm-2
NH (intrinsic)0 (+1.03 × 1021, -0) cm-2
z of absorber0
Photon index1.06 (+0.34, -0.16)
Flux (0.3-10 keV)
(Observed)
2.2 (+0.4, -0.5) × 10-10 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
2.3 (+0.4, -0.5) × 10-10 erg cm-2 s-1
Counts to flux (obs)5.16 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)5.21 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
102.95 (148)
Spectrum exposure44 s

PC mode. Mean photon arrival: T0+7858 s

NH (Galactic)9.58 × 1019 cm-2
NH (intrinsic)1.1 (+0.6, -0.5) × 1021 cm-2
z of absorber0
Photon index1.73 (+0.20, -0.19)
Flux (0.3-10 keV)
(Observed)
1.63 (+0.22, -0.19) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.91 (+0.19, -0.17) × 10-12 erg cm-2 s-1
Counts to flux (obs)3.94 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.61 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
202.43 (261)
Spectrum exposure20.3 ks

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Late Time spectrum (T0 + 4000 to 57270 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+18359 s

NH (Galactic)9.58 × 1019 cm-2
NH (intrinsic)2.4 (+1.2, -1.0) × 1021 cm-2
z of absorber0
Photon index2.6 (+0.4, -0.4)
Flux (0.3-10 keV)
(Observed)
3.2 (+0.6, -0.5) × 10-13 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
6.5 (+1.3, -1.3) × 10-13 erg cm-2 s-1
Counts to flux (obs)2.69 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)5.41 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
93.79 (137)
Spectrum exposure19.8 ks

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