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Swift-XRT spectra of GRB 170705A

Last updated after receiving ObsID 00760064015, version 10

Data were analysed using HEASOFT version 6.32

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The spectral fits assume a redshift: 2.01 (GCN 21298)

Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 78 to 46144 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+239 s

N_H (Galactic)	1.46 × 10²⁰ cm^-2
N_H (intrinsic)	1.01 (+0.12, -0.11) × 10²² cm^-2
z of absorber	2.01
Photon index	1.487 (+0.028, -0.028)
Flux (0.3-10 keV) (Observed)	1.99 (+0.04, -0.04) × 10^-9 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	2.17 (+0.04, -0.04) × 10^-9 erg cm^-2 s^-1
Counts to flux (obs)	4.40 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.80 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	763.82 (811)
Spectrum exposure	424 s

PC mode. Mean photon arrival: T0+18466 s

N_H (Galactic)	1.46 × 10²⁰ cm^-2
N_H (intrinsic)	1.18 (+0.20, -0.20) × 10²² cm^-2
z of absorber	2.01
Photon index	1.83 (+0.06, -0.06)
Flux (0.3-10 keV) (Observed)	1.98 (+0.08, -0.08) × 10^-11 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	2.33 (+0.07, -0.07) × 10^-11 erg cm^-2 s^-1
Counts to flux (obs)	3.64 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.29 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	499.15 (564)
Spectrum exposure	15.5 ks

Late Time spectrum (T0 + 4612 to 46144 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+21228 s

N_H (Galactic)	1.46 × 10²⁰ cm^-2
N_H (intrinsic)	1.22 (+0.22, -0.21) × 10²² cm^-2
z of absorber	2.01
Photon index	1.86 (+0.06, -0.06)
Flux (0.3-10 keV) (Observed)	1.65 (+0.07, -0.07) × 10^-11 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.97 (+0.07, -0.06) × 10^-11 erg cm^-2 s^-1
Counts to flux (obs)	3.57 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.26 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	492.34 (536)
Spectrum exposure	14.9 ks