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Swift-XRT spectra of GRB 070704

Last updated after receiving ObsID 00283791004, version 21

Data were analysed using HEASOFT version 6.32

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Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 159 to 64505 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+345 s

NH (Galactic)8.54 × 1021 cm-2
NH (intrinsic)8.7 (+1.0, -0.9) × 1021 cm-2
z of absorber0
Photon index1.76 (+0.06, -0.06)
Flux (0.3-10 keV)
(Observed)
1.65 (+0.04, -0.04) × 10-9 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
2.89 (+0.13, -0.11) × 10-9 erg cm-2 s-1
Counts to flux (obs)6.15 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)1.08 × 10-10 erg cm-2 ct-1
W-stat (dof)
What's this?
780.99 (804)
Spectrum exposure373 s

PC mode. Mean photon arrival: T0+10041 s

NH (Galactic)8.54 × 1021 cm-2
NH (intrinsic)8 (+4, -4) × 1021 cm-2
z of absorber0
Photon index1.82 (+0.29, -0.28)
Flux (0.3-10 keV)
(Observed)
3.9 (+0.5, -0.4) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
7.2 (+1.9, -1.1) × 10-12 erg cm-2 s-1
Counts to flux (obs)6.01 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)1.10 × 10-10 erg cm-2 ct-1
W-stat (dof)
What's this?
250.28 (285)
Spectrum exposure14.4 ks

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Late Time spectrum (T0 + 5060 to 64505 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+19330 s

NH (Galactic)8.54 × 1021 cm-2
NH (intrinsic)1.4 (+0.8, -0.7) × 1022 cm-2
z of absorber0
Photon index2.3 (+0.5, -0.5)
Flux (0.3-10 keV)
(Observed)
1.04 (+0.19, -0.16) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
3.3 (+3.3, -1.2) × 10-12 erg cm-2 s-1
Counts to flux (obs)5.03 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)1.61 × 10-10 erg cm-2 ct-1
W-stat (dof)
What's this?
175.68 (159)
Spectrum exposure14.0 ks

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