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Swift-XRT spectra of GRB 100724B — Source 2

Last updated after receiving ObsID 00020145001, version 2

Data were analysed using HEASOFT version 6.15.1

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Time-averaged spectrum (T0 + 760515 to 762495 s)

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PC mode spectrum of Time-averaged

PC mode. Mean photon arrival: T0+761660 s

NH (Galactic)3.85 × 1020 cm-2
NH (intrinsic)0 (+2.64 × 1021, -0) cm-2
z of absorber0
Photon index2.54 (+1.95, -0.86)
Flux (0.3-10 keV)
(Observed)		1.67 (+1.72, -0.76) × 10-13 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)		2.0 (+1.00 × 1013, -1.0) × 10-13 erg cm-2 s-1
Counts to flux (obs)2.65 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)3.15 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?		9.18 (7)
Spectrum exposure2.0 ks