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Swift-XRT spectra of GRB 111117A

Last updated after receiving ObsID 00507901003, version 11

Data were analysed using HEASOFT version 6.32

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The spectral fits assume a redshift: 2.211 (Selsing et al. 2018)

Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 80 to 41078 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+82 s

NH (Galactic)4.14 × 1020 cm-2
NH (intrinsic)0 (+5.17 × 1024, -0) cm-2
z of absorber2.211
Photon index1.3 (+2.9, -1.7)
Flux (0.3-10 keV)
(Observed)
7.0 (+13.2, -6.1) × 10-11 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
7.3 (+12.9, -5.1) × 10-11 erg cm-2 s-1
Counts to flux (obs)4.30 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.50 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
3.10 (3)
Spectrum exposure7 s

PC mode. Mean photon arrival: T0+1383 s

NH (Galactic)4.14 × 1020 cm-2
NH (intrinsic)1.5 (+1.6, -1.2) × 1022 cm-2
z of absorber2.211
Photon index1.81 (+0.28, -0.26)
Flux (0.3-10 keV)
(Observed)
1.18 (+0.23, -0.19) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.43 (+0.20, -0.19) × 10-12 erg cm-2 s-1
Counts to flux (obs)3.76 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.55 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
118.56 (161)
Spectrum exposure9.1 ks

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Late Time spectrum (T0 + 4531 to 41078 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+12083 s

NH (Galactic)4.14 × 1020 cm-2
NH (intrinsic)8 (+592, -8) × 1020 cm-2
z of absorber2.211
Photon index1.4 (+0.6, -0.8)
Flux (0.3-10 keV)
(Observed)
1.40 (+1.41, -0.78) × 10-13 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.47 (+1.29, -0.70) × 10-13 erg cm-2 s-1
Counts to flux (obs)5.03 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)5.28 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
18.06 (13)
Spectrum exposure7.8 ks

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