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Swift-XRT spectra of GRB 220117B

Last updated after receiving ObsID 01093611001, version 9

Data were analysed using HEASOFT version 6.35.2

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Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 102 to 28579 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+204 s

NH (Galactic)7.58 × 1020 cm-2
NH (intrinsic)3.7 (+0.4, -0.4) × 1021 cm-2
z of absorber0
Photon index2.61 (+0.11, -0.11)
Flux (0.3-10 keV)
(Observed)
4.79 (+0.23, -0.22) × 10-10 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.182 (+0.123, -0.096) × 10-9 erg cm-2 s-1
Counts to flux (obs)2.89 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)7.14 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
419.94 (479)
Spectrum exposure203 s

PC mode. Mean photon arrival: T0+9875 s

NH (Galactic)7.58 × 1020 cm-2
NH (intrinsic)2.5 (+0.8, -0.7) × 1021 cm-2
z of absorber0
Photon index2.10 (+0.19, -0.18)
Flux (0.3-10 keV)
(Observed)
4.9 (+0.5, -0.5) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
7.8 (+0.7, -0.7) × 10-12 erg cm-2 s-1
Counts to flux (obs)3.62 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)5.71 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
263.19 (304)
Spectrum exposure6.5 ks

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Late Time spectrum (T0 + 4002 to 28579 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+11079 s

NH (Galactic)7.58 × 1020 cm-2
NH (intrinsic)2.5 (+0.9, -0.8) × 1021 cm-2
z of absorber0
Photon index2.06 (+0.21, -0.20)
Flux (0.3-10 keV)
(Observed)
4.7 (+0.5, -0.5) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
7.2 (+0.7, -0.6) × 10-12 erg cm-2 s-1
Counts to flux (obs)3.70 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)5.70 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
233.52 (284)
Spectrum exposure6.0 ks

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