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Swift-XRT spectra of GRB 171123A

Last updated after receiving ObsID 00791922002, version 4

Data were analysed using HEASOFT version 6.32

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Add time-sliced spectrum.

Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 98 to 35078 s)

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PC mode spectrum of Time-averaged

PC mode. Mean photon arrival: T0+7716 s

N_H (Galactic)	1.90 × 10²⁰ cm^-2
N_H (intrinsic)	8 (+5, -5) × 10²⁰ cm^-2
z of absorber	0
Photon index	2.19 (+0.22, -0.20)
Flux (0.3-10 keV) (Observed)	1.95 (+0.23, -0.20) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	2.53 (+0.25, -0.25) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	2.97 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	3.84 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	180.05 (229)
Spectrum exposure	10.3 ks

Late Time spectrum (T0 + 7073 to 35078 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+17691 s

N_H (Galactic)	1.90 × 10²⁰ cm^-2
N_H (intrinsic)	1.27 (+1.02, -0.86) × 10²¹ cm^-2
z of absorber	0
Photon index	2.0 (+0.3, -0.3)
Flux (0.3-10 keV) (Observed)	1.16 (+0.24, -0.19) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.50 (+0.24, -0.22) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	3.38 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.37 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	118.96 (140)
Spectrum exposure	7.9 ks