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Swift-XRT spectra of GRB 070707

Last updated after receiving ObsID 00020054004, version 5

Data were analysed using HEASOFT version 6.32

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Time-averaged spectrum (T0 + 31769 to 54087 s)

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PC mode spectrum of Time-averaged

PC mode. Mean photon arrival: T0+46097 s

NH (Galactic)7.92 × 1020 cm-2
NH (intrinsic)0 (+2.68 × 1021, -0) cm-2
z of absorber0
Photon index2.86 (+1.71, -0.57)
Flux (0.3-10 keV)
(Observed)		2.0 (+0.8, -0.7) × 10-13 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)		3.1 (+5.4, -1.5) × 10-13 erg cm-2 s-1
Counts to flux (obs)2.37 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)3.60 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?		20.00 (18)
Spectrum exposure3.9 ks