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Swift-XRT spectra of GRB 080613B

Last updated after receiving ObsID 00313954002, version 16

Data were analysed using HEASOFT version 6.35.2

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Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 75 to 116930 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+121 s

N_H (Galactic)	3.55 × 10²⁰ cm^-2
N_H (intrinsic)	1.3 (+2.7, -1.3) × 10²⁰ cm^-2
z of absorber	0
Photon index	1.06 (+0.07, -0.07)
Flux (0.3-10 keV) (Observed)	1.18 (+0.06, -0.06) × 10^-9 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.21 (+0.05, -0.05) × 10^-9 erg cm^-2 s^-1
Counts to flux (obs)	5.84 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	5.99 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	548.20 (636)
Spectrum exposure	149 s

PC mode. Mean photon arrival: T0+9960 s

N_H (Galactic)	3.55 × 10²⁰ cm^-2
N_H (intrinsic)	6.7 (+14.4, -6.7) × 10²⁰ cm^-2
z of absorber	0
Photon index	2.0 (+0.5, -0.4)
Flux (0.3-10 keV) (Observed)	1.3 (+0.5, -0.3) × 10^-13 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.6 (+0.4, -0.3) × 10^-13 erg cm^-2 s^-1
Counts to flux (obs)	3.39 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.15 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	69.75 (77)
Spectrum exposure	31.1 ks

Late Time spectrum (T0 + 5340 to 116930 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+18502 s

N_H (Galactic)	3.55 × 10²⁰ cm^-2
N_H (intrinsic)	4 (+5, -3) × 10²¹ cm^-2
z of absorber	0
Photon index	2.30 (+1.14, -0.92)
Flux (0.3-10 keV) (Observed)	7.2 (+5.0, -2.6) × 10^-14 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.35 (+2.80, -0.46) × 10^-13 erg cm^-2 s^-1
Counts to flux (obs)	3.42 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	6.42 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	41.20 (41)
Spectrum exposure	29.5 ks