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Swift-XRT spectra of GRB 100724B — Source 3

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 + 754754 to 762495 s)

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PC mode spectrum of Time-averaged

PC mode. Mean photon arrival: T0+757310 s

N_H (Galactic)	3.84 × 10²⁰ cm^-2
N_H (intrinsic)	3.5 (+18.6, -3.5) × 10²¹ cm^-2
z of absorber	0
Photon index	1.30 (+2.50, -0.97)
Flux (0.3-10 keV) (Observed)	1.9 (+2.3, -1.3) × 10^-13 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	2.2 (+1.7, -1.1) × 10^-13 erg cm^-2 s^-1
Counts to flux (obs)	5.35 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	6.21 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	7.83 (6)
Spectrum exposure	4.0 ks