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Swift-XRT spectra of GRB 060604

Last updated after receiving ObsID 00213486014, version 28

Data were analysed using HEASOFT version 6.32

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Add time-sliced spectrum.

The spectral fits assume a redshift: 2.68 (GCN 5218)

Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 116 to 86241 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+160 s

N_H (Galactic)	4.78 × 10²⁰ cm^-2
N_H (intrinsic)	2.32 (+0.29, -0.28) × 10²² cm^-2
z of absorber	2.68
Photon index	2.14 (+0.05, -0.05)
Flux (0.3-10 keV) (Observed)	1.49 (+0.04, -0.04) × 10^-9 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	2.06 (+0.06, -0.05) × 10^-9 erg cm^-2 s^-1
Counts to flux (obs)	3.07 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.23 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	473.92 (573)
Spectrum exposure	148 s

PC mode. Mean photon arrival: T0+26155 s

N_H (Galactic)	4.78 × 10²⁰ cm^-2
N_H (intrinsic)	1.0 (+0.6, -0.5) × 10²² cm^-2
z of absorber	2.68
Photon index	2.08 (+0.12, -0.12)
Flux (0.3-10 keV) (Observed)	1.32 (+0.10, -0.09) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.648 (+0.105, -0.099) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	3.11 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	3.87 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	312.31 (346)
Spectrum exposure	36.1 ks

Late Time spectrum (T0 + 4001 to 86241 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+27462 s

N_H (Galactic)	4.78 × 10²⁰ cm^-2
N_H (intrinsic)	1.1 (+0.6, -0.6) × 10²² cm^-2
z of absorber	2.68
Photon index	2.05 (+0.12, -0.12)
Flux (0.3-10 keV) (Observed)	1.28 (+0.10, -0.09) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.588 (+0.103, -0.097) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	3.16 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	3.91 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	308.13 (342)
Spectrum exposure	35.6 ks