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Swift-XRT spectra of GRB 060729

Last updated after receiving ObsID 00221755104, version 15

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The spectral fits assume a redshift: 0.54 (GCN 5373)

Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 130 to 180614 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+186 s

NH (Galactic)5.40 × 1020 cm-2
NH (intrinsic)2.84 (+0.24, -0.23) × 1021 cm-2
z of absorber0.54
Photon index3.08 (+0.06, -0.06)
Flux (0.3-10 keV)
(Observed)
2.89 (+0.06, -0.06) × 10-9 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
6.53 (+0.33, -0.30) × 10-9 erg cm-2 s-1
Counts to flux (obs)2.31 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)5.22 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
489.92 (472)
Spectrum exposure225 s

PC mode. Mean photon arrival: T0+64101 s

NH (Galactic)5.40 × 1020 cm-2
NH (intrinsic)7.2 (+2.2, -2.2) × 1020 cm-2
z of absorber0.54
Photon index1.92 (+0.04, -0.04)
Flux (0.3-10 keV)
(Observed)
1.045 (+0.025, -0.025) × 10-11 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.227 (+0.025, -0.024) × 10-11 erg cm-2 s-1
Counts to flux (obs)3.40 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)3.99 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
619.48 (694)
Spectrum exposure53.6 ks

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Late Time spectrum (T0 + 5713 to 180614 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+67112 s

NH (Galactic)5.40 × 1020 cm-2
NH (intrinsic)8.4 (+2.3, -2.2) × 1020 cm-2
z of absorber0.54
Photon index1.93 (+0.04, -0.04)
Flux (0.3-10 keV)
(Observed)
9.98 (+0.25, -0.24) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.184 (+0.024, -0.024) × 10-11 erg cm-2 s-1
Counts to flux (obs)3.38 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.01 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
606.26 (688)
Spectrum exposure52.0 ks

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