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Swift-XRT spectra of GRB 170810A

Last updated after receiving ObsID 00767284003, version 15

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 + 82 to 57838 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+184 s

N_H (Galactic)	2.23 × 10²⁰ cm^-2
N_H (intrinsic)	2.8 (+1.0, -0.9) × 10²⁰ cm^-2
z of absorber	0
Photon index	1.60 (+0.04, -0.04)
Flux (0.3-10 keV) (Observed)	1.45 (+0.03, -0.03) × 10^-9 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.547 (+0.029, -0.028) × 10^-9 erg cm^-2 s^-1
Counts to flux (obs)	3.99 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.27 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	683.90 (743)
Spectrum exposure	387 s

PC mode. Mean photon arrival: T0+14635 s

N_H (Galactic)	2.23 × 10²⁰ cm^-2
N_H (intrinsic)	3.4 (+2.1, -2.0) × 10²⁰ cm^-2
z of absorber	0
Photon index	1.87 (+0.09, -0.09)
Flux (0.3-10 keV) (Observed)	6.7 (+0.4, -0.4) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	7.51 (+0.34, -0.29) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	3.47 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	3.88 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	385.73 (465)
Spectrum exposure	22.0 ks

Late Time spectrum (T0 + 4644 to 57838 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+19904 s

N_H (Galactic)	2.23 × 10²⁰ cm^-2
N_H (intrinsic)	5.6 (+2.7, -2.5) × 10²⁰ cm^-2
z of absorber	0
Photon index	1.86 (+0.11, -0.10)
Flux (0.3-10 keV) (Observed)	4.18 (+0.28, -0.26) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	4.83 (+0.26, -0.23) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	3.53 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.08 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	355.68 (419)
Spectrum exposure	21.0 ks