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Swift-XRT spectra of GRB 170126A

Last updated after receiving ObsID 00735188003, version 8

Data were analysed using HEASOFT version 6.29

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Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 90 to 40740 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+121 s

N_H (Galactic)	6.99 × 10²⁰ cm^-2
N_H (intrinsic)	3.0 (+10.5, -3.0) × 10²⁰ cm^-2
z of absorber	0
Photon index	1.42 (+0.26, -0.22)
Flux (0.3-10 keV) (Observed)	2.1 (+0.4, -0.3) × 10^-10 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	2.28 (+0.32, -0.16) × 10^-10 erg cm^-2 s^-1
Counts to flux (obs)	4.39 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.78 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	160.04 (207)
Spectrum exposure	68 s

PC mode. Mean photon arrival: T0+6724 s

N_H (Galactic)	6.99 × 10²⁰ cm^-2
N_H (intrinsic)	1.8 (+20.8, -1.8) × 10²⁰ cm^-2
z of absorber	0
Photon index	1.69 (+0.45, -0.27)
Flux (0.3-10 keV) (Observed)	1.24 (+0.29, -0.27) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.40 (+0.29, -0.24) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	3.95 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.46 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	89.24 (116)
Spectrum exposure	7.0 ks

Late Time spectrum (T0 + 5677 to 40740 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+17598 s

N_H (Galactic)	6.99 × 10²⁰ cm^-2
N_H (intrinsic)	0 (+6.30 × 10²⁰, -0) cm^-2
z of absorber	0
Photon index	1.8 (+0.4, -0.4)
Flux (0.3-10 keV) (Observed)	3.80 (+1.76, -0.57) × 10^-13 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	4.3 (+1.1, -1.5) × 10^-13 erg cm^-2 s^-1
Counts to flux (obs)	3.46 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	3.93 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	48.48 (41)
Spectrum exposure	6.4 ks