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Swift-XRT spectra of GRB 170803A

Last updated after receiving ObsID 00766081005, version 10

Data were analysed using HEASOFT version 6.32

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Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 88 to 41772 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+94 s

N_H (Galactic)	3.54 × 10²⁰ cm^-2
N_H (intrinsic)	0 (+2.50 × 10²¹, -0) cm^-2
z of absorber	0
Photon index	1.7 (+0.7, -0.4)
Flux (0.3-10 keV) (Observed)	1.76 (+0.27, -0.56) × 10^-10 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.9 (+0.6, -0.4) × 10^-10 erg cm^-2 s^-1
Counts to flux (obs)	3.41 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	3.64 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	34.78 (50)
Spectrum exposure	13 s

PC mode. Mean photon arrival: T0+3020 s

N_H (Galactic)	3.54 × 10²⁰ cm^-2
N_H (intrinsic)	8 (+4, -3) × 10²⁰ cm^-2
z of absorber	0
Photon index	1.81 (+0.12, -0.12)
Flux (0.3-10 keV) (Observed)	1.09 (+0.08, -0.08) × 10^-11 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.29 (+0.08, -0.07) × 10^-11 erg cm^-2 s^-1
Counts to flux (obs)	3.72 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.41 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	334.94 (384)
Spectrum exposure	7.3 ks

Late Time spectrum (T0 + 5607 to 41772 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+16722 s

N_H (Galactic)	3.54 × 10²⁰ cm^-2
N_H (intrinsic)	6.8 (+12.4, -6.8) × 10²⁰ cm^-2
z of absorber	0
Photon index	1.9 (+0.4, -0.3)
Flux (0.3-10 keV) (Observed)	1.32 (+0.32, -0.25) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.58 (+0.29, -0.25) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	3.52 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.20 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	115.26 (115)
Spectrum exposure	5.4 ks