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Swift-XRT spectra of GRB 160815A

Last updated after receiving ObsID 00708598006, version 5

Data were analysed using HEASOFT version 6.32

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Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 95 to 34782 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+119 s

N_H (Galactic)	7.52 × 10²⁰ cm^-2
N_H (intrinsic)	2.7 (+0.7, -0.6) × 10²¹ cm^-2
z of absorber	0
Photon index	3.28 (+0.31, -0.27)
Flux (0.3-10 keV) (Observed)	2.62 (+0.23, -0.22) × 10^-10 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.02 (+0.39, -0.13) × 10^-9 erg cm^-2 s^-1
Counts to flux (obs)	2.22 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	8.62 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	240.75 (256)
Spectrum exposure	75 s

PC mode. Mean photon arrival: T0+7510 s

N_H (Galactic)	7.52 × 10²⁰ cm^-2
N_H (intrinsic)	1.9 (+0.7, -0.6) × 10²¹ cm^-2
z of absorber	0
Photon index	1.89 (+0.16, -0.15)
Flux (0.3-10 keV) (Observed)	5.8 (+0.5, -0.5) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	8.0 (+0.6, -0.4) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	3.87 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	5.31 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	307.58 (366)
Spectrum exposure	11.6 ks

Late Time spectrum (T0 + 4848 to 34782 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+13133 s

N_H (Galactic)	7.52 × 10²⁰ cm^-2
N_H (intrinsic)	1.6 (+0.9, -0.8) × 10²¹ cm^-2
z of absorber	0
Photon index	1.82 (+0.21, -0.20)
Flux (0.3-10 keV) (Observed)	2.67 (+0.33, -0.29) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	3.5 (+0.3, -0.3) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	3.97 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	5.20 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	227.16 (278)
Spectrum exposure	10.5 ks