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Swift-XRT spectra of GRB 080810

Last updated after receiving ObsID 00319584007, version 12

Data were analysed using HEASOFT version 6.35.2

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The spectral fits assume a redshift: 3.35 (GCN 8083)

Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 82 to 120169 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+187 s

N_H (Galactic)	3.62 × 10²⁰ cm^-2
N_H (intrinsic)	0 (+1.89 × 10²¹, -0) cm^-2
z of absorber	3.35
Photon index	1.574 (+0.033, -0.030)
Flux (0.3-10 keV) (Observed)	1.031 (+0.022, -0.029) × 10^-9 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.084 (+0.024, -0.024) × 10^-9 erg cm^-2 s^-1
Counts to flux (obs)	4.05 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.25 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	642.21 (688)
Spectrum exposure	375 s

PC mode. Mean photon arrival: T0+16333 s

N_H (Galactic)	3.62 × 10²⁰ cm^-2
N_H (intrinsic)	4 (+7, -4) × 10²¹ cm^-2
z of absorber	3.35
Photon index	2.00 (+0.11, -0.10)
Flux (0.3-10 keV) (Observed)	3.31 (+0.23, -0.21) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	3.74 (+0.21, -0.20) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	3.21 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	3.63 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	283.37 (356)
Spectrum exposure	20.6 ks

Late Time spectrum (T0 + 4002 to 120169 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+17223 s

N_H (Galactic)	3.62 × 10²⁰ cm^-2
N_H (intrinsic)	5 (+7, -5) × 10²¹ cm^-2
z of absorber	3.35
Photon index	2.02 (+0.11, -0.11)
Flux (0.3-10 keV) (Observed)	3.07 (+0.22, -0.20) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	3.49 (+0.20, -0.20) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	3.19 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	3.63 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	276.20 (349)
Spectrum exposure	20.4 ks