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Swift-XRT spectra of GRB 160417A

Last updated after receiving ObsID 00683076006, version 11

Data were analysed using HEASOFT version 6.35.2

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Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 135 to 34013 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+153 s

N_H (Galactic)	2.92 × 10²⁰ cm^-2
N_H (intrinsic)	2.4 (+47.0, -2.4) × 10¹⁹ cm^-2
z of absorber	0
Photon index	3.09 (+0.42, -0.19)
Flux (0.3-10 keV) (Observed)	1.92 (+0.20, -0.23) × 10^-10 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	2.4 (+0.7, -0.5) × 10^-10 erg cm^-2 s^-1
Counts to flux (obs)	2.45 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	3.08 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	107.99 (135)
Spectrum exposure	41 s

PC mode. Mean photon arrival: T0+7903 s

N_H (Galactic)	2.92 × 10²⁰ cm^-2
N_H (intrinsic)	0 (+1.91 × 10²⁰, -0) cm^-2
z of absorber	0
Photon index	2.04 (+0.12, -0.10)
Flux (0.3-10 keV) (Observed)	2.29 (+0.16, -0.18) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	2.48 (+0.18, -0.26) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	3.11 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	3.38 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	208.41 (247)
Spectrum exposure	11.0 ks

Late Time spectrum (T0 + 4654 to 34013 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+14861 s

N_H (Galactic)	2.92 × 10²⁰ cm^-2
N_H (intrinsic)	0 (+5.42 × 10²⁰, -0) cm^-2
z of absorber	0
Photon index	1.97 (+0.26, -0.14)
Flux (0.3-10 keV) (Observed)	1.30 (+0.14, -0.17) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.40 (+0.17, -0.16) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	3.19 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	3.44 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	147.07 (183)
Spectrum exposure	9.9 ks