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Swift-XRT spectra of GRB 060906

Last updated after receiving ObsID 00228316005, version 11

Data were analysed using HEASOFT version 6.32

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Add time-sliced spectrum.

The spectral fits assume a redshift: 3.69 (GCN 5535)

Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 153 to 36972 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+460 s

N_H (Galactic)	1.61 × 10²¹ cm^-2
N_H (intrinsic)	9 (+79, -9) × 10²¹ cm^-2
z of absorber	3.69
Photon index	2.14 (+0.50, -0.30)
Flux (0.3-10 keV) (Observed)	7.7 (+1.8, -1.7) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.11 (+0.36, -0.17) × 10^-11 erg cm^-2 s^-1
Counts to flux (obs)	3.19 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.56 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	134.37 (159)
Spectrum exposure	776 s

PC mode. Mean photon arrival: T0+11352 s

N_H (Galactic)	1.61 × 10²¹ cm^-2
N_H (intrinsic)	1.2 (+2.3, -1.2) × 10²² cm^-2
z of absorber	3.69
Photon index	1.97 (+0.16, -0.15)
Flux (0.3-10 keV) (Observed)	1.73 (+0.18, -0.16) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	2.32 (+0.21, -0.19) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	3.49 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.68 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	274.06 (273)
Spectrum exposure	14.9 ks

Late Time spectrum (T0 + 5478 to 36972 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+14926 s

N_H (Galactic)	1.61 × 10²¹ cm^-2
N_H (intrinsic)	0 (+2.47 × 10²², -0) cm^-2
z of absorber	3.69
Photon index	1.91 (+0.18, -0.12)
Flux (0.3-10 keV) (Observed)	1.43 (+0.16, -0.16) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.83 (+0.18, -0.14) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	3.57 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.56 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	223.72 (229)
Spectrum exposure	13.7 ks