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Swift-XRT spectra of GRB 110903A

Last updated after receiving ObsID 00020184001, version 10

Data were analysed using HEASOFT version 6.32

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Add time-sliced spectrum.

Time-averaged spectrum (T0 + 33775 to 50175 s)

Download spectral files for Time-averaged spectrum.

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PC mode spectrum of Time-averaged

PC mode. Mean photon arrival: T0+41787 s

N_H (Galactic)	1.37 × 10²⁰ cm^-2
N_H (intrinsic)	4.4 (+2.1, -1.7) × 10²¹ cm^-2
z of absorber	0
Photon index	1.8 (+0.3, -0.3)
Flux (0.3-10 keV) (Observed)	2.7 (+0.5, -0.4) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	3.8 (+0.6, -0.5) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	4.59 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	6.47 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	129.21 (168)
Spectrum exposure	4.6 ks