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Swift-XRT spectra of GRB 151111A

Last updated after receiving ObsID 00663074005, version 7

Data were analysed using HEASOFT version 6.29

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Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 78 to 45543 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+177 s

NH (Galactic)1.07 × 1020 cm-2
NH (intrinsic)7.7 (+1.9, -1.8) × 1020 cm-2
z of absorber0
Photon index1.34 (+0.05, -0.05)
Flux (0.3-10 keV)
(Observed)
1.03 (+0.04, -0.04) × 10-9 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.10 (+0.03, -0.03) × 10-9 erg cm-2 s-1
Counts to flux (obs)4.85 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)5.19 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
629.77 (698)
Spectrum exposure284 s

PC mode. Mean photon arrival: T0+6180 s

NH (Galactic)1.07 × 1020 cm-2
NH (intrinsic)5 (+5, -4) × 1020 cm-2
z of absorber0
Photon index1.76 (+0.18, -0.17)
Flux (0.3-10 keV)
(Observed)
1.88 (+0.23, -0.20) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
2.08 (+0.20, -0.18) × 10-12 erg cm-2 s-1
Counts to flux (obs)3.70 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.09 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
224.46 (262)
Spectrum exposure16.3 ks

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Late Time spectrum (T0 + 5349 to 45543 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+17653 s

NH (Galactic)1.07 × 1020 cm-2
NH (intrinsic)1.66 (+1.21, -0.98) × 1021 cm-2
z of absorber0
Photon index2.1 (+0.4, -0.3)
Flux (0.3-10 keV)
(Observed)
5.30 (+1.17, -0.92) × 10-13 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
7.4 (+1.3, -1.1) × 10-13 erg cm-2 s-1
Counts to flux (obs)3.26 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.53 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
105.26 (126)
Spectrum exposure15.7 ks

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